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Unit 3: Plant Systems and Energy Transformation

Total questions: 225

Worksheet time: 3hrs 25mins

Name
Class
Date
1.

Plant Cells are identifiable by their...

(Choose all that apply)

a)

cell walls

b)

large central vacuole

c)

multiple nuclei

d)

green cytoplasm

2.

Changes in the shape of (a)   cells result in the opening and closing of a stomata.

3.

Which of the following are functions of roots?

a)

take in water and dissolved minerals

b)

anchor plants to the soil or other object

c)

support of leaves and reproductive costumes

d)

photosynthesis

4.

Which of the following is the main function of leaves?

a)

take in water and dissolved minerals

b)

anchor plants to the soil or other object

c)

support of leaves and reproductive costumes

d)

photosynthesis

5.

Which of the following is the main function of stems?

a)

take in water and dissolved minerals

b)

anchor plants to the soil or other object

c)

support of leaves and reproductive structures

d)

photosynthesis

6.

Water evaporates through the stomata in a process called _____________ that helps pull the water column upward.

a)

Transporation

b)

osmosis

c)

diffusion

d)

transpiration

7.

Label the Plant Cell

a)Plasma Membrane
b)chloroplast
c)Cell Wall
d)Nucleus
e)Vacuole
1
2
3
4
5
1)
2)
3)
4)
5)
8.

The leaf's waxy cuticle

a)

stores water

b)

reduces evaporation and dehydration

c)

transports water into the leaf

d)

absorbs water for the leaf

9.

Where do gases involved in photosynthesis pass in and out of the leaf?  

a)

stomata

b)

phloem

c)

xylem

d)

cuticle

10.

What part of a plant transports water and soil minerals through the roots, stems, and leaves?

a)

root hairs

b)

phloem

c)

xylem

d)

cuticle

11.

Which of the following is the function of the guard cells on the lower surface of the leaf?

a)

synthesizing proteins 

b)

transporting water and minerals

c)

 control how much water is lost from the leaf

d)

 allowing light to enter the leaf

12.

What is a plant tropism? 

a)

A stimulus that affects plants. 

b)

The way a plant responds to a stimulus. 

c)

The way a plant grows.

d)

The way a plant dies. 

13.

The diffusion of water vapor out of a leaf

a)

transportation

b)

transformation

c)

transpiration

d)

translocation

14.

Needle-shaped leaves help plants ____________ more water than broad leaves.

a)

lose

b)

create

c)

absorb

d)

conserve

15.

Xylem transports ___________________and phloem transports __________ inside of the plant.

a)

water up; food down

b)

water down; food up

c)

food up; food down

d)

food down, food up

16.

What structure is label A showing?

a)

A vein containing xylem and phloem

b)

Palisade mesophyll

c)

spongy mesophyll

d)

stomata and guard cells

17.

If plants don't store up water, how does water leave the plant?

a)

The roots get rid of excess water.

b)

Most plants DO store water.

c)

It is released from the leaves by TRANSPIRATION.

18.

The leaf is known as the ___________.

a)

photogenic organ

b)

Photosynthetic organ

c)

Photographic organ

19.

Why are these root hairs so important to this germination seed?

a)

they connect the xylem and phloem

b)

they increase the surface area for absorption of water and minerals

c)

they are needed to store food

d)

they are needed for photosynthesis

20.

Which of the following is pointing to the "stomata"?

a)

B

b)

C

c)

D

d)

E

21.

Plants curling around a pole or mailbox is an example of:

a)

Phototropism

b)

Germination

c)

Turgor pressure

d)

Thigmotropism

22.

If the phloem found beneath the bark of a tree is removed, what will happen to the tree?

a)

It will go dormant

b)

It will generate new phloem

c)

food would not be able to reach the roots and it will die

d)

No change will be seen

23.

The movement or growth of a plant in response to the light coming from this window is called __.

a)

Thigmotropism

b)

Geotropism

c)

Phototropism

d)

Hydrotropism

24.

Which type of tropism is represented in the GIF?

a)

Hydrotropism

b)

Thigmotropism

c)

Phototropism

d)

Gravitropism

25.

Which type of tropism is represented in the GIF?

a)

Hydrotropism

b)

Thigmotropism

c)

Phototropism

d)

Geotropism

26.

Which type of tropism is represented in the GIF of a Venus Fly Trap?

a)

Hydrotropism

b)

Thigmotropism

c)

Phototropism

d)

Gravitropism

27.

Identify the picture

a)

sundew

b)

Venus flytrap

c)

pitcher plant

28.

What is one possible reason for seeds to have hooks or barbs?

a)

to stay warm during the winter

b)

to protect themselves from sunlight

c)

to get attached to passing animals and get carried away

d)

to stick to animals and steal nutrients from them

29.
What happens first when water flows through a plant?
a)
Transpired from the leaves
b)
Absorbed from soil by root hairs
c)
Flow upwards in stem
d)
Move from roots to stem
30.
What are the root's job in a plant?
a)
absorb water and sunlight
b)
give off oxygen and absorb water
c)
make sugar and absorb water
d)
anchor the plant to the ground and absorb water
31.
Plant loses water through the ________. 
a)
roots 
b)
stomata 
c)
chlorophyll
d)
stem
32.
What does a plant transport system transport?
a)
water and food 
b)
oxygen, water and food 
c)
oxygen and water 
d)
oxygen, carbon dioxide, food and water
33.
The plant tissue that carries food materials DOWNWARD from the leaves to the rest of the pant is the ______.
a)
Phloem
b)
Stomata
c)
Chlorophyll
d)
Xylem
34.
Vascular tissue that transports water and minerals UPWARDS from a plant's roots is know as ______.
a)
Chlorophyll
b)
Phloem
c)
Stomata
d)
Xylem
35.
What is the name of the part of the root that allows water and minerals enter?
a)
root hairs
b)
epidermis
c)
phloem
d)
phyla
36.
How do water enter the roots from the soil?
a)
diffusion
b)
osmosis
c)
transpiration
d)
active transport
37.
Sugars made in leaves are transported in:
a)
xylem
b)
Phloem
c)
chloroplast
d)
stomata
38.
What is transpiration?
a)
The loss of water from leaves by osmosis
b)
The uptake of water through root hair cells
c)
The evaporation and diffusion of water from inside leaves
39.
what is the function of root hair?
a)
it is place to store the food
b)
it has large surface area to absorb more water
c)
it increases the root's anchorage
d)
It prevents the loss of water
40.
Definition is made up of flattened cells that cover the entire plant.
a)
Epidermis
b)
Meristem
c)
Stomata
d)
Xylem
41.
Definition: Takes water and minerals from the roots to the rest of the plant.
a)
Apical Meristem
b)
Guard Cells
c)
Phloem
d)
Xylem
42.
Definition: Controls the opening and closing of the stomata
a)
Apical Meristem
b)
Guard Cells
c)
Meristem
d)
Phloem
43.
Definition: Takes sugars and nutrients from leaves to the rest of the plant.
a)
Apical Meristem
b)
Epidermis
c)
Stomata
d)
Phloem
44.
Definition: Openings in the plant cell that allow for gas exchange to take place.
a)
Epidermis
b)
Guard Cells
c)
Phloem
d)
Stomata
45.
Roots perform all of the following functions EXCEPT
a)
Carrying out the light reactions of photosynthesis
b)
Anchoring the plant in the soil
c)
Absorbing water and nutrients from the soil
d)
Storing water and minerals
46.
Which is NOT a tissue system of a plant
a)
Dermal
b)
Ground
c)
Muscle
d)
Vascular
47.
Which is NOT a characteristic of plants?
a)
Multicellular
b)
Prokaryotic
c)
Have a cell wall
d)
Autotrophic
48.
Responsible for carrying raw nutrients & H2O up from the roots to the crown.
a)
Heartwood
b)
Cork Cambium
c)
Phloem
d)
Xylem
49.
Phloem and Xylem are types of 
a)
vascular tissue
b)
roots hairs
c)
cells
d)
surface cells
50.
Which is NOT a job of the root?
a)
to take in water
b)
to make food
c)
to take in nutrients
d)
to hold the plant in place
51.
Another job of the stem is...
a)
hold the plant in place
b)
make seeds
c)
move water and food throughout the plant
d)
attract bees and other pollinators 
52.
The leaves...
a)
make seeds
b)
hold the plant in place
c)
look pretty in the fall
d)
make food
53.
What is the waxy coating on the outer part of the leaf?
a)
Petiole
b)
Node
c)
Cuticle
d)
Compound
54.
What does phloem tissue transport?
a)
Water
b)
Sugar
c)
Sun
d)
Carbohydrates
55.
Which direction does the xylem transport things?
a)
Root to leaves
b)
Leaves to roots
c)
Right to left
d)
Left to right 
56.
What are the functions of the root hairs?
a)
To increase surface are for absorption
b)
It lets CO2 in and O2 and water out.
c)
Protection and absorption of water and minerals
d)
Tip of root that is growing into the soil (area of mitosis)
57.
How does glucose travel in the phloem
a)
clockwise
b)
in both direction
c)
up only
d)
down only
58.
What is the function of the leaves?
a)
Perform photosynthesis
b)
Transport minerals
c)
Transport nutrients
d)
Absorb water
59.
What are the 2 structures of the vascular system?
a)
roots and stems
b)
leaves and roots
c)
xylem and phloem
d)
phloem and meristem
60.
The phloem transports
a)
Water and minerals
b)
Sunlight
c)
Nutrients (food)
d)
The plant
61.
The xylem transports
a)
Water and minerals
b)
Sunlight
c)
Nutrients
d)
The plant
62.
What is the function of vascular tissue?
a)
physical support of the plant
b)
transport water and nutrients
c)
defend against predators
63.
What plant tissue transports material between the root and the shoot of the plant
a)
Ground tissue
b)
Apical tissue
c)
dermal tissue
d)
Vascular tissue 
64.

This contains the male gametes or sperm

a)

pollen grain

b)

ovule

c)

seed

d)

fruit

65.

The structure which forms the seed after fertilization

a)

pollen grain

b)

ovule

c)

seed

d)

fruit

66.

This is the ripened ovary of a flower.

a)

pollen grain

b)

ovule

c)

seed

d)

fruit

67.

Label the parts of the flower.

a)Flower
b)Leaf
c)Sepal
d)Pistil
e)Stamen
f)Petal
g)Stigma
h)Style
i)Anther
j)Ovary
1
2
3
4
5
6
7
8
1)
2)
3)
4)
5)
6)
7)
8)
68.

The 3 parts of the pistil include:

a)

the stigma, the filament, the ovule

b)

the petal, the pistil, and the style

c)

the stigma, the style, and the ovule

d)

the anther and the filament

69.

Which part of the flower is where the pollen "sticks" to fertilize the ovule?

a)

style

b)

filament

c)

stigma

d)

anther

70.

The part of the flower that produces the pollen is called

a)

anther

b)

stamen

c)

filament

d)

ovule

71.

What part of the seed is where the first seed leaves form?

a)

epicotyl

b)

hilem

c)

cotyledon

d)

radicle

72.

Where is the pistil located in a flower?

a)

In the center

b)

under the stalk

73.

What is the correct description of pollination?

a)

Pollen grains are transferred from anther to the ovary

b)

Pollen grains are transferred from the anther to the stigma

c)

Pollen grains are transferred from the ovary to the stigma

d)

Pollen grains are transferred from the stamen to the anther

74.

The diagram shows a section of a flower that has been cross pollinated.

Which statements about this flower are correct?

1. The pollen produced by this flower will be genetically different from the pollen on the stigma

2. The pollen was carried to the stigma by wind

3. This flower is insect- pollinated because the stigma is enclosed by the petals.

4. The pollen was produced by another flower on the same plant

a)

1,2, and 4

b)

1 and 3

c)

3 only

d)

2 and 4 only

75.

The process of the nucleus of the pollen fusing with the nucleus of the ovule is called ________________.

a)

Pollination

b)

Fertilisation

c)

Germination

d)

reproduction

76.

Which part of the flower is usually feathery or sticky?

a)

petals

b)

stigma

c)

anther

d)

nectar

77.

Why are shorea seeds able to be dispersed by the wind?

a)

It is light and has wing-like structure

b)

It has hooks to hook onto the fur of animals

c)

It has a fibrous husk that makes it float

d)

It has dry pods that split open

78.

All the following are the seed dispersal methods, except.......

a)

By wind

b)

By warmth

c)

By animals

d)

By explosive mechanism

79.

Which statement describes a structural adaptation of a wind-pollinated flowers?

a)

They have long filaments so that the anthers hang outside of the flower

b)

They have round,sticky sepals to trap pollen grains

c)

Their large petals protect the stigma

d)

Their stamens are feathery so there is a large surface area

80.

When fertilization has occurred the fertilized ovule changes and so does the ovary.

What do they turn into?

a)

The fertilised ovule turns into honey and the ovary turns into nectar.

b)

The fertilised ovule turns into the fruit and the ovary turns into the seed.

c)

The fertilised ovule turns into a seed and the ovary turns into the fruit or pod.

d)

The ovule grows bigger and the ovary withers.

81.

Which type of pollination requires a symbiotic relationship with other organisms?

a)

Insect Pollination

b)

Wind Pollination

82.

What is the first thing you notice about the image?

4 lines
83.

Which part of the flower produces the female gametes?

a)

Anther

b)

Ovary

c)

Stigma

d)

Petal

84.
Which part of the flower contains the egg cells?
a)
Ovules
b)
Stamen
c)
Penduncle
d)
Sepal 
85.

Where is pollen made?

a)

Pistil

b)

Anther

c)

Petal

86.

What is the function of the petal?

a)

Pollen is production

b)

Can help plants

c)

Attract pollintors

87.

Product of sexual reproduction generally generates:

a)

(a) Longer viability of seeds

b)

(b) Prolonged dormancy

c)

(c) New genetic combination leading to variation

d)

(d) Large biomass

88.

Seeds are found in...

a)

leaves

b)

roots

c)

stems

d)

fruits

89.

What does xylem transport?

a)

Water and minerals

b)

Water only

c)

Sugar

d)

Food

90.

Water and minerals move in which direction within the plant

a)

Upward

b)

Down

91.

What does phloem transport?

a)

Water

b)

Minerals

c)

Fruit

d)

Sugar

92.

How does water enter the roots from the soil?

a)
diffusion
b)
osmosis
c)
transpiration
d)
active transport
93.
Transpiration is
a)
the movement of water through a plant from the roots up the stem
b)
the loss of water from the leaves of a plant by the process of evaporation
c)
the flow of water into plant roots by osmosis from the soil
d)
the process of minerals and sugars moving through plant veins
94.

The transpirational pull on xylem sap is transmitted all the way from the leaves to the root tips and even into the soil solution.

a)

True

b)

False

95.

This green pigment absorbs energy from sunlight

a)

chloroplast

b)

chlorophyll

c)

chromosome

d)

chloramphenicol

96.

Osmosis takes place in which of the following?

a)

Roots

b)

Stem

c)

Leaves

d)

Air

97.

Why is osmosis not the same thing as diffusion?

a)

A partially permeable membrane is needed for osmosis

b)

A partially permeable membrane is needed for diffusion

c)

Osmosis involves oxygen only

d)

Diffusion involves water only

98.

Water molecules move...

a)

towards an area with lots of solutes

b)

away from an area with lots of solutes

c)

against the concentration gradient

d)

nowhere

99.

Osmosis is the movement of which molecule?

a)

Water

b)

Oxygen

c)

Hydrogen

d)

Any

100.

Water molecules move from...

a)

dilute to a more dilute solution

b)

dilute to a more concentrated solution

c)

concentrated to a more dilute solution

d)

concentrated to a less concentrated solution

101.

Which term refers to the movement of a substance from an area of higher concentration to an area of lower concentration?

a)

active transport

b)

diffusion

c)

cellular transport

d)

mitosis

102.

If plants do not get watered, they will start to wilt because their central vacuoles are empty. When they get water again, they will stand back up because their vacuoles have filled back up. What process allows their vacuoles to fill back up with water?

a)

active transport

b)

photosynthesis

c)

osmosis

d)

diffusion

103.

Refer to the picture of water sticking to a leaf; this is occurring because of:

a)

Adhesion

b)

Cohesion

104.

Describe cohesion.

a)

Water molecules attracted to other substances.

b)

Water molecules climbing upwards against the force of gravity.

c)

Water molecules dissolving many substances.

d)

Water molecules attracted to other water molecules.

105.

What are the functions of the roots? (Select all that apply)

a)

Absorbing Water and Minerals

b)

Attracting Insects

c)

Anchoring the Plant

d)

Performing Photosynthesis

e)

Making Nectar

106.

How does water enter a plant?

a)

through the stomata

b)

through the roots

c)

by active transport in root hair cells

d)

by osmosis in root hair cells

107.

What are the best words to describe a sugar source and sugar sink?

a)

Both are plant organs and act as storage

b)

Sugar sinks can be either roots, fruit or mature leaves and sugar sources are shoots

c)

Sugar sources act as site for sugar production and sugar sinks will store sugar

d)

Companion tubes carry food from a sugar source to a sugar sink

108.

The process by which sugars are moved to the rest of plant by phloem is known as:

a)

transpiration

b)

respiration

c)

photosynthesis

d)

translocation

109.

Which of the following is a source during translocation in plants?

a)

Merismetic tissue in the root

b)

Leaves

c)

Roots

d)

Fruits and flowers

110.

What happens to the osmotic pressure in sieve tubes when sugar concentrations increase?

a)

The pressure increases

b)

The pressure decreases

c)

No change

111.

Which plant structures are DIRECTLY involved in the production and transport of glucose? Select TWO correct answers.

A
B
C
D
E
112.

Students set up a controlled experiment by growing the same type of seedling in two different locations.  After a period of time, the students observed the seedling and recorded their observations in the table shown. What caused the shoots of the seedling on the windowsill to bend toward the window?

a)

hormones produced in response to a light stimulus

b)

sugars produced in response to a gravity stimulus

c)

carbon dioxide produced in response to a water stimulus

d)

water produced in response to a nitrogen stimulus

113.

A chart of some plant functions is shown

Complete the chart by indicating which system is responsible for each of the functions listed. Option 1 is __​ (a)   ____, option 2 is ​ (b)   , and option 4 is ​ (c)   .​

Choose from the below words
root
shoot
stem
leaf
flower
114.

A corn plant produces both male and female flowers.  The male flower forms the tassel and the female flower forms the ear of corn.  the silks that emerge from the ear are the stigma of the female flower.  Each silk leads to an ovule that can become a corn seed.

Which of these must happen for corn seeds to develop on the ear?

a)

More tassels than silks need to be present

b)

Pollen grains must fall from tassels and land on the 

    silks of the ear.

c)

Pollen must be transported from the  tassel to the silk

    through the phloem

d)

The tassels must come into direct contact with the

     silks of the ear.

115.

Organize the following steps in the correct sequence

a)

The petals attract pollinators

b)


Pollen is deposited on the stigma

c)

The pollen grain grows and fuses with the ovule

1)
2)
3)
116.

The internal transport of water and minerals in plants requires that two systems work together.  Which diagram correctly describes how the two systems accomplish this?

a)

b)

c)

d)

117.

Plant hormones serve as chemical messengers between cells and tissues.  Auxin is a plant hormone that causes the cells on the shady side of a plant shoot to elongate.  The response enabled by auxin is known as

a)


geotropism

b)

transpiration

c)


phototropism

d)


photosynthesis

118.

A student reads this advertisement for a product containing a plant micronutrient that can be added to soil. Based on this information, the student can conclude that boron is absorbed by plant roots from soil then-

a)


transported to reproductive tissues by the plant’s shoot system

b)

stored in plant stems until the flowers are pollinated

c)

concentrated in the roots until the plant’s reproductive tissues mature

d)


transported by the phloem to the stomata in leaves, where it attracts pollinators

119.

Cytokinins are a class of plant hormones that help regulate growth by promoting cell division.  Cytokinins are produced mainly in meristematic tissue, where most plant growth occurs.  Which system carries cytokinins produced in the roots to the rest of the plant?

a)

Vascular System

b)

Dermal System

c)

Reproductive System

d)


None of these

120.

The ​​​​ (a)   absorb water and minerals and move them up the​ ​ (b)   , while the ​​stem moves food produced in the ​ (c)   down to the ​​ (d)   in tiny tubes called ​ (e)   .

Choose from the below words
roots
stem
leaves
xylem
phloem
bud
flower
121.

Plants called sundews have rounded green leaves with many hair-like structures.  The ends of these structures contain enzymes in a sticky liquid that looks like nectar or moisture, as shown in the picture.  The hairs do not react to dust or nonliving material but will bend inward when insects get caught in the sticky liquid.  Sundews digest trapped insects over a period of a few days. Based on this information, what functions do the specialized leaves of sundews perform?

a)

provide water to the plant and perform photosynthesis

b)


respond to stimuli and anchor the plant

c)

provide nutrients to the plant and respond to stimuli

d)


release pollen to insects and perform photosynthesis

122.

Plants have cell walls made of ​​ (a)     and fungi have cell walls made up ​​ (b)  

Choose from the below words
cellulose
chitin
phospholipids
membrane
capsule
123.


A flower that has both male and female reproductive structures is shown. Which statement best describes an interaction that will allow a flowering plant to reproduce by self-pollination?

a)

An anther is transferred from a filament to another filament within the same flower.

b)

An ovule is transferred from the ovary to a petal on a different flower.

c)


A pollen grain is transferred from an anther to the stigma of the same flower.

d)


An ovary is transferred from a flower on one plant to a flower on a different plant.

124.

Seeds that are planted upside down are still able to grow into mature plants. What best explains this phenomenon?

a)


The roots change into branches, and the branches turn into roots

b)


The roots grow toward the force of gravity, and the shoots grow away

c)


The plant will become a smaller version of a mature plant

d)


Roots always grow toward the dark, and shoots will grow toward the light

125.

In order for a flowering plant to reproduce, pollen must be transferred from

a)


pistil to anther

b)


anther to style

c)


anther to stigma

d)


stamen to filament

126.

Which of the following are NOT found in animal cells?

a)


chloroplasts and cytoplasm

b)


chloroplasts and cell wall

c)


cell wall and cell membrane

d)


mitochondria and nucleus

127.

What is the function of the cell membrane, in ALL living organisms?

a)


Provides support and structure in the cell.

b)


Synthesizes protein for ATP for the cell.

c)


Storage of raw materials (food) and ATP for the cell. 

d)


Regulates the transport of materials into and out of the cell. 

128.


What type of transport is occurring in Part C of the diagram shown?

a)


Active Transport

b)


Osmosis

c)


Facilitated Diffusion

d)


Diffusion

129.

This picture represents what type of cell transport?

a)


endocytosis

b)


exocytosis

c)


osmosis

d)


passive transport

130.

The cell membrane of the red blood cell will allow water, oxygen, and carbon dioxide to pass through. Because other substances are blocked from entering, this membrane is called

a)


perforated

b)


semi-permeable

c)


non-conducive

d)


permeable

131.

Which of the following describes the structure and function of a cell membrane? 

I. semipermeable bilayer of phospholipids that regulates what enters and exits the ribosomes during protein synthesis

II. phospholipid bilayer that has hydrophobic and hydrophilic regions to regulate the movement of substances across the membrane

III. proteins embedded with organelles that allow big molecules to cross using passive diffusion. 

a)


II only

b)


I and II

c)


III only

d)


II and III

132.

Endocytosis is different from facilitated diffusion. Which of the following accurately describes the main differences between the two types of transport?

I. Facilitated diffusion uses energy to help carrier molecules across the membrane, but endocytosis uses energy to export large molecules from the cell. 

II. Endocytosis is an example of active transport while facilitated diffusion is passive. 

III. Both are methods of active transport; endocytosis uses transport molecules to ingest large molecules and facilitated diffusion uses carrier proteins to export water. 

a)


No answer is correct

b)


II only

c)


I and III

d)


II and III

133.


Which of these is true about the enzyme in Figure 1 above?

a)


It has become denatured after the process

b)


The enzyme is unaffected and can be used again

c)


The enzyme is the pointed molecule

d)


The enzyme is combining molecules of the substrate

134.

Trichondia is a eukaryotic organism that attaches itself to fish and eats bacteria. Which of the following distinguishes Trichodina from all prokaryotes?

a)

Trichodina is unicellular

b)


Trichodina has a nucleus

c)


Trichodina has cytoplasm

d)


Trichodina is heterotrophic

135.

Organize the levels into the least complex to the most complex:

a)

organelle

b)

cell

c)

tissue

d)

organ

e)


organ system

1)
2)
3)
4)
5)
136.

Match the following

a)

requires ATP

1.

endocytosis

b)

does not require ATP

2.

diffusion

c)

transport that moves molecules from high to low


3.

passive transport

d)

transport that moves molecules from low to high


4.

active transport

137.

Organize the levels into the least complex to the most complex:

a)

organism

b)

population

c)

community

d)

ecosystem

e)

biome

1)
2)
3)
4)
5)
138.

Your friend is really irritable while sitting in class. He feels lightheaded and dizzy. He is also feeling a bit of confusion and brain fog.

What biomolecule does your friend need?

a)

Carbohydrates

b)


Lipids

c)


Proteins

d)


Nucleic Acids

139.

Dystrophin is a molecule that holds muscle fibers together. In people with muscular dystrophy, a genetic disease that causes people to lose the ability to walk at a young age, dystrophin molecules never develop.

What biomolecule is this person missing?

a)


Carbohydrates

b)


Lipids

c)


Proteins

d)


Nucleic Acids

140.

Bowhead whales can have a specialized layer of blubber up to 30 cm’s thick. This acts as a special insulation that traps the heat their muscles create from movement.

What biomolecule is the blubber primarily made of?

a)


Carbohydrates

b)


Lipids

c)


Proteins

d)


Nucleic Acids

141.

Helicase, an enzyme, is an example of a biomolecule that can destroy bonds between DNA strands during DNA replication.

What biomolecule is helicase?

a)


Carbohydrate

b)


Lipid

c)


Protein

d)


Nucleic Acid

142.

A scientist discovers new life on a distant planet. While watching the alien species live on the planet, scientists begin to notice that in order to hunt this species will attack another smaller species and inject them with some sort of liquid. After a short time, the smaller organism develops a sort of necrosis which is when a small portion of the organism's flesh begins to break down. Soon after necrosis begins the smaller organism dies.

What can you infer about the function of the poison?

a)

It decreases fast sources of energy

b)


Proteins are being broken down or reshaped

c)


The coding information in the cell is altered

d)


If removes insulation and long term energy storage

143.

Match the following functions to the biomolecule

a)

Lipid

1.


Act as hormones

b)

Protein

2.

Amino acids
Build muscle

c)


Nucleic acid

3.


Carry genetic information

d)

Carbohydrate

4.


Energy source (cellular respiration)

e)

Enzyme

5.

Catalyst

144.

Label the parts of the enzyme model​

a)

Substrate

b)

Products

c)

Enzyme

d)

Active Site

1
2
3
4
1)
2)
3)
4)
145.

Enzymes are ​ (a)   ​tha​t (b)   chemical reactions by​ ​ (c)   the amount of activation energy required to start the reaction.​ ​

Choose from the below words
proteins
carbohydrates
speed-up
decreasing
slow-down
increasing
146.

Which set of notecards most accurately compares Eukaryotic and Prokaryotic cells?

A
B
147.

Label the images below

a)

Active Transport

b)

Simple Diffusion

1
2
1)
2)
148.

What do Carbs and Lipids have in common?

a)

They are both in cell walls

b)

They are energy types

c)

They help build muscle

d)

They code for your traits

149.

Reorder the following

a)

Organ System

b)

Organism

c)

Population

d)

Community

e)

Ecosystem

1)
2)
3)
4)
5)
150.

The enzyme has a mouth called the​ (a)   . The ​ (b)   must ​ (c)   into the active site in order for the enzyme to work.

Choose from the below words
active site
substrate
fit
151.

Match the following

a)

Product of Photosynthesis

1.

Glucose(sugar)

+

Oxygen (stomata)

b)

2.

Photosynthesis

c)

Product of Respiration

3.

Carbon Dioxide

+

Water

+

  • ATP

d)

4.

Respiration

152.

Xylem = ​ (a)  

Phloem = ​ (b)  

Choose from the below words
water + nutrients
food + sugars
153.

Self Pollination = pollen is transferred from the ​ (a)   to the ​ (b)   of the ​ (c)   flower

Choose from the below words
anther
stigma
SAME
DIFFERENT
154.

Which of these is INCORRECT?

A
B
C
D
E
F
G
H
155.

Organize these options into the right categories

Categorize the following

bacteria

ribosomes

cytoplasm

cell membrane

genetic material

NO nucleus

Nuclear membrane

Have Nucleus

Have membrane bound organelles

Prokaryotic Cell (2)
Eukaryotic Cell (3)
ALL Cells (4)
156.

A ​ (a)  

B ​ (b)  

C ​ (c)  

D ​ (d)  

E ​ (e)  

Choose from the below words
Enzyme Substrate Complex
Substrate
Active Site
Enzyme
Products
157.

Denature = the ​ (a)   of the enzyme is ​ (b)   or too damaged and the ​ (c)   can not fit inside anymore, this means the enzyme ​ (d)   function.

Choose from the below words
active site
changed
substrate
can not
158.

ATP molecules are ​ (a)   .

Choose from the below words
unstable
stable
159.

ADP stands for Adenosine ​ ​ (a)   -Phosphate. This means it has 2 phosphate groups.

Choose from the below words
Di
Tri
Mono
Duo
160.

In chloroplasts, Light Independent reactions take place in the ​ (a)   space.

Choose from the below words
stroma
intermembrane
161.

Label the missing inputs and outputs of photosynthesis.

(Diagram = Chloroplast)

a)C6H12O6 (sugars)
b)O2
c)H2O
d)CO2
1
2
3
4
1)
2)
3)
4)
162.

What happens in our cells if no oxygen is available? (pick 3)

a)

2 ATPs are still made by glycolysis

b)

The Kreb's cycle can't happen

c)

fermentation

d)

the electron transport chain makes 34 ATPs

163.

What does blood have to do with cellular respiration? (pick 3)

a)

carries needed O2 to the cells

b)

carries CO2 byproduct to the lungs

c)

carries needed glucose to the cells

d)

carries silicon byproduct to the lungs

164.

How many phosphate groups does ATP have?

a)

1

b)

2

c)

3

d)

4

165.

Place the stages of cellular respiration in order. (#1 = Stage 1)

a)

Glycolysis

b)

Kreb's Cycle

c)

Electron Transport Chain

1)
2)
3)
166.

This organelle is a mitochondrion. The background is cytoplasm. Where does the Kreb's cycle happen?

A
B
C
167.

Let's say "environmental condition" is temperature. Which temperature will the fish thrive in?

A
B
C
168.

Match the biomolecule to its chemical composition.

a)

Carbohydrate

1.

C1H2O1

b)

Protein

2.

CHON (sometimes S)

c)

Lipid

3.

CHO

d)

Nucleic Acid

4.

CHONP

169.

Match the biomolecule to its function.

a)

Carbohydrate

1.

Quick Energy

b)

Protein

2.

Builds Structures

c)

Lipid

3.

Stored Energy

d)

Nucleic Acid

4.

Genetic Information

170.

Fill in the table for the cellular processes listed.

a)CO2 + H2O + sunlight -> glucose + O
b)glucose + O2 -> ATP + CO2 + H2O
c)plants
d)plants, animals
e)chloroplast
f)mitochondria
1
2
3
4
5
6
1)
2)
3)
4)
5)
6)
171.

The image shows an enzyme being used to break apart a substrate. The enzyme is (a)   after the reaction has completed.

Choose from the below words
unchanged
denatured
changed
172.

(a)   is the regulation and maintenance of constant internal conditions in an organism

173.

Label the major plant systems.

a)Shoort system
b)Root system
1
2
1)
2)
174.

Match the plant organ to its function.

a)

Photosynthesis

1.

Leaf

b)

Transport of water and nutrients

2.

Stem

c)

Absorption of water

3.

Root

d)

Reproduction

4.

Flower

175.

Match the plant response to its description.

a)

Turning or bending of a plant in response to contact with an object

1.

Thigmotropism

b)

Growth of a plant toward a light source

2.

Phototropism

c)

Growth of a plant toward water

3.

Hydrotropism

d)

Plant stems grow upward, against gravity, and roots grow toward the gravitational pull

4.

Gravitotropism

176.

Put the images in order from simplest (left) to most complex (right).

a)
b)
c)
d)
e)
1)
2)
3)
4)
5)
177.

Put the images in order from simplest (left) to most complex (right).

a)
b)
c)
d)
e)
1)
2)
3)
4)
5)
178.

Proteins and carbohydrates have many functions in the body of an organism. Specific proteins and carbohydrates perform specific tasks. Information about a protein and a carbohydrate is given below.

How are ferritin and glycogen similar in their primary functions for an organism?

a)

Both store materials needed by the organism.

b)

Both store energy used by the organism.

c)

Both support the structure of the organism.

d)

Both store information for the organism.

179.

A Venn diagram comparing the functions of proteins and nucleic acids is shown.

Which functions BEST complete the Venn diagram?

Select the correct answer for each box. Not all answers will be used.

a)Are stored as glycogen
b)Provide insulation
c)Provide energy
d)Are involved in translation
e)Encode genetic information
f)Transport substances
1
2
3
1)
2)
3)
180.

Photosynthesis and cellular respiration both involve the use and release of gases. Which statement correctly identifies the role of gases in the two processes?

a)

Photosynthesis and cellular respiration both use carbon dioxide and release oxygen.

b)

Photosynthesis and cellular respiration both use oxygen and release carbon dioxide.

c)

Cellular respiration uses oxygen and releases carbon dioxide, while photosynthesis uses carbon dioxide and releases oxygen.

d)

Cellular respiration uses carbon dioxide and releases oxygen, while photosynthesis uses oxygen and releases carbon dioxide.

181.

A model of two structures that perform cellular processes is shown. 

What are the products of the cellular processes in these organelles?

a)

I: glucose and carbon dioxide

II: oxygen and water

b)

I: carbon dioxide and oxygen

II: glucose and water

c)

I: oxygen and glucose

II: water and carbon dioxide

d)

I: carbon dioxide and water

II: glucose and oxygen

182.

The relationship between two cellular processes is shown in the diagram.

What is the relationship between the site of photosynthesis and the site of cellular respiration?

Move the answers to the correct boxes. Each box may require ONE or TWO answers.

a)Light energy
b)Chemical energy
c)Carbon dioxide
d)Oxygen
e)Water
f)Glucose
1
2
3
4
5
6
1)
2)
3)
4)
5)
6)
183.

The graphs show the reaction rate for an enzyme across a range of temperatures and pH.

Based on these data, this enzyme functions best at what temperature and pH?

a)

Temperature of 27°C and a pH of 4

b)

Temperature of 37°C and a pH of 6

c)

Temperature of 40°C and a pH of 8

d)

Temperature of 50°C and a pH of 10

184.

Some foods that are rich in complex carbohydrates can be difficult to digest. Gas often forms as the foods are slowly digested by bacteria in the large intestine. The advertisement is for a nutritional supplement that prevents intestinal gas.

Which of the following represents evidence that could be used to support the claims about this product?

a)

Complex carbohydrates are found in vegetables and grains, which are good sources of fiber, vitamins, antioxidants, and minerals. Vegetables and grains are known to reduce the risk of heart disease.

b)

Some nutritional supplements provide vitamins and minerals that are missing from a person's diet. These types of nutritional supplements contain important nutrients that reduce the risk of malnutrition.

c)

Consuming enzymes specific for carbohydrate digestion helps the body digest complex carbohydrates more quickly in the stomach and small intestine.

d)

Some nutritional supplements add beneficial bacteria to a person's diet. These bacteria populate the stomach and prevent carbohydrate digestion.

185.

People who have Alzheimer's disease experience an increasing loss of brain function and cognition over time. Alzheimer's is characterized by a buildup of abnormal protein fragments that damage brain cells. Recently scientists have discovered an enzyme, BACE2, that decreases these abnormal protein fragments in the brain of a person with Alzheimer's disease. Which statement explains how BACE2 most likely works?

a)

BACE2 breaks down into smaller pieces that react with the abnormal protein fragments, forming more complex molecules.

b)

BACE2 speeds up the reaction that breaks down the abnormal protein fragments.

c)

BACE2 molecules link several abnormal protein fragments together, forming a complete protein.

d)

BACE2 is a reactant that combines with the abnormal protein fragments.

186.

A model of an enzyme and its corresponding substrate is shown.

Which model best represents the molecules at the end of the reaction?

a)

b)

c)

d)

187.

Fruits grown in hot climates are usually less sweet than those grown in cooler temperatures. The high temperatures increase the rate of respiration in the plant, thus reducing the sugar content in some fruits.

a)

Chloroplasts move from the fruits to the leaves and stems to provide energy for respiration.

b)

The flow of nutrients shifts from the phloem to the xylem, moving nutrients away from the fruits.

c)

Sugars are moved from the fruits to the roots for storage.

d)

Sugars produced in the leaves are used as an energy source instead of being stored in fruits.

188.

Cytokinins are a class of plant hormones that help regulate growth by promoting cell division. Cytokinins are produced mainly in meristematic tissue, where most plant growth occurs. Which system carries cytokinins produced in the roots to the rest of the plant?

a)

Vascular system

b)

Dermal system

c)

Reproductive system

d)

None of these

189.

A flower that has both male and female reproductive structures is shown.

Which statement best describes an interaction that will allow a flowering plant to reproduce by self-pollination?

a)

An anther is transferred from a filament to another filament within the same flower.

b)

An ovule is transferred from the ovary to a petal on a different flower.

c)

A pollen grain is transferred from an anther to the stigma of the same flower.

d)

An ovary is transferred from a flower on one plant to a flower on a different plant.

190.

Which plant structures are DIRECTLY involved in the production and transport of glucose?

Select TWO correct answers.

A
B
C
D
E
191.

A student is studying the ecology of a playa lake, which forms after a rainfall in a dry lake bed. The table lists the organisms that the student observed.

Which level of biological organization has the student described in the table?

a)

Biosphere

b)

Organelle

c)

Ecosystem

d)

Community

192.

Compare and contrast Prokaryotic and Eukaryotic Cells

a)larger
b)smaller
c)ribosomes
d)single celled
e)single/multicellular
f)membrane-bound
g)no membrane-bound
1
2
3
4
5
6
7
1)
2)
3)
4)
5)
6)
7)
193.

Label the table.

a)(out) chemical energy
b)(out) ATP
c)(in) light energy
d)(in) chemical energy
e)mitochondria
f)chloroplast
g)respiration
h)photosynthesis
1
2
3
4
5
6
7
8
1)
2)
3)
4)
5)
6)
7)
8)
194.

Label the table

a)glucose
b)ATP + CO2 + H2O
c)photosynthesis
d)aerobic respiration
e)oxygen
f)light + CO2 + H2O
1
2
3
4
5
6
1)
2)
3)
4)
5)
6)
195.

Compare and contrast Proteins and Nucleic Acids

a)Muscles & Antibodies
b)cell membrane
c)transports material
d)directs protein synthesis
e)nucleus
f)DNA and RNA
g)involves DNA and RNA
1
2
3
4
5
6
7
1)
2)
3)
4)
5)
6)
7)
196.

Label the plasma membrane

a)phospholipid bilayer
b)channel protein
c)carbohydrate receptor
1
2
3
1)
2)
3)
197.

Label the plasma membrane

a)controls substance movement
b)moves large or charged molecules
c)cell-to-cell recognition
1
2
3
1)
2)
3)
198.

Using your knowledge of plants and photosynthesis, label the diagram.

a)light energy
b)carbon dioxide
c)water
d)glucose
e)oxygen
1
2
3
4
5
1)
2)
3)
4)
5)
199.

Using your knowledge of plants and photosynthesis, label the diagram.

a)absorbed by chlorophyll
b)produced by consumers
c)travels through xylem
d)travels through phloem
e)travels through stomata
1
2
3
4
5
1)
2)
3)
4)
5)
200.

Select the part of the flower that is responsible for the initial pollen collection prior to pollinating the ovary.

A
B
C
D
201.

Label the parts of a flower

a)style
b)anther
c)ovary
d)stigma
e)filament
1
2
3
1)
2)
3)
202.

Which cells are Prokaryotic?

A
B
C
D
203.

Which cells are capable of photosynthesis?

A
B
C
D
204.

Which molecules would we see more of in our atmosphere if trees were removed?

a)

O2

b)

CO2

c)

Nitrogen

d)

Carbon

205.

Nerve cells need a specific balance of potassium ions (K+) in order to function. Two membrane proteins are involved in maintaining this balance. The proteins and the directions that they move potassium ions are shown in the image.

Which statement correctly describes the actions of the two membrane proteins?

a)

Protein 1: Active Transport

Protein 2: Passive Transport

b)

Protein 1: Passive Transport

Protein 2: Active Transport

c)

Both Proteins use Active Transport

d)

Both Proteins use Passive Transport

206.

Which statement BEST describes how enzymes affect the speed of a metabolic reaction?

a)

Enzymes increase the concentration of the reactants

b)

Enzymes decrease the energy needed to start a reaction

c)

Enzymes replace the reactants in a chemical reaction

d)

Enzymes prevent products from being converted back into reactants

207.
Chloroplasts are...
a)
A type of pigment used for photosynthesis
b)
The location inside a plant cell where photosynthesis happens
c)
The location where cellular respiration happens
d)
Green beans
208.

Mitochondria are (a)   .

Choose from the below words
The location in cells where photosy
Kidney beans
The location in cells where cellula
A type of pigment used for cellular
209.

Match the NAME of the chemical to its chemical formula

a)

O2

1.

Oxygen

b)

CO2

2.

Carbon Dioxide

c)

H2O

3.

Water

d)

C6H12O6

4.

Glucose

210.

Cellular respiration and photosynthesis are related because (a)   .

Choose from the below words
They both make glucose
They both require oxygen
The products of one reaction are th
They both make carbon dioxide
211.

What chemical reaction is this?

a)

Photosynthesis

b)

Cellular Respiration

212.

What chemical reaction is this?

a)

Photosynthesis

b)

Cellular Respiration

213.
What organelle in the cell performs photosynthesis?
a)
Mitochondria
b)
Chloroplast
c)
Golgi bodies
d)
ER
214.
What organelle performs cellular respiration?
a)
Mitochondrion
b)
Chloroplast
c)
ER
d)
Golgi Bodies
215.
The conversion of food to energy molecules the cell can use.
a)
Chemosynthesis
b)
Photosynthesis
c)
Cellular Respiration
d)
Decomposition
216.

Label the function of each organelle:

a)

storage

b)

synthesizes enzymes

c)

produces ATP

d)

regulates flow of molecules

1
2
3
4
1)
2)
3)
4)
217.

Process X represents ​ (a)   which occurs in the ​ (b)   . Process Y represents ​ (c)   which occurs in the ​ (d)   . Do both plant and animals cells complete cellular respiration? ​ (e)  

Choose from the below words
photosynthesis
chloroplast
cellular respiration
mitochondria
Yes, they do.
No, they do not.
218.

When looking at an onion cell under the microscope, in lower power you will see ​ (a)   cells and they will be ​ (b)   . In high power, you will see ​ (c)   cells and they will be ​ (d)   .

Choose from the below words
more
smaller
less
larger
219.

Match the following:

a)

active transport

1.

requires ATP

b)

passive transport

2.

does not require ATP

c)

diffusion

3.

molecules move from high to low

d)

endocytosis

4.

molecules move from low to high

220.

Label each organelle:

a)

mitochondria

b)

nucleus

c)

ribosome

d)

cell membrane

1
2
3
4
1)
2)
3)
4)
221.

The process by which plants use sunlight to convert carbon dioxide and water into glucose and oxygen is called ​ (a)  

Choose from the below words
digestion
transpiration
respiration
photosynthesis
222.

The chemical formula for cellular respiration: ​​ (a)   + ​ (b)   → ​ (c)   +​ (d)   ​ + (e)  

Choose from the below words
C6H12O6
O2
CO2
H2O
ATP
223.

The chemical formula for photosynthesis: ​ (a)   + ​ (b)   ​ +​ (c)   → ​ (d)   +​ (e)  

Choose from the below words
CO2
H20
sunlight
C6H12O6
O2
224.

In living cells, chemical processes, such as synthesis, all require the action of (something to speed a reaction up)

a)

Specialized antibodies

b)

hormones

c)

biological catalysts

225.

​ (a)   are self feeders that use ​ (b)   materials from the environment such as ​ (c)   and synthesize ​ (d)   materials for their own purposes such as ​ (e)   .

Choose from the below words
Autotrophs
inorganic
carbon dioxide
organic
glucose
Heterotrophs
Carnivores

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