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Test: Midterm Focus 2.1 to 2.24

Total questions: 106

Worksheet time: 2hrs 21mins

Name
Class
Date
1.

What do you call organisms that can make their own food?

a)

heterotophs

b)

autotrophs

c)

trophies

2.

What is another name to describe an autotroph?

a)

Consumer

b)

Producer

3.

Organisms that cannot make their own food and must get energy from eating other organisms are called...

a)

autotrophs

b)

heterotrophs

c)

plants

4.

Which of the following organisms recycle materials from dead organisms and their waste products?

a)

autotrophs

b)

heterotrophs

c)

scavengers

d)

decomposers

5.

The main difference between photosynthesis and chemosynthesis is:

a)

Photosynthesis gives off carbon doxide, while chemosynthesis gives off oxygen

b)

photosynthesis happens in the dark, while chemosynthesis happens in light

c)

photosynthesis uses chemicals (hydrogen sulfide) to make food, while chemosynthesis uses light

d)

chemosynthesis uses chemicals (hydrogen sulfide) to make food, while photosynthesis uses sunlight

6.

What is the function of ATP in living things?

a)

provides energy for cells

b)

stores genetic information

c)

provides structure in the nucleus

7.

Which bond of the ATP molecule is broken in order to release energy?

a)

A

b)

B

c)

C

d)

D

8.

Which of the following structure is where cellular respiration (Kreb's Cycle and Electron Transport Chain) occurs in the cell?

a)

nucleus

b)

cytoplasm

c)

mitochondria

d)

vacuoles

9.

What type of respiration requires oxygen?

a)

Aerobic

b)

Anaerobic

10.

What type of respiration does not require oxygen?

a)

Aerobic

b)

Anaerobic

11.

Most of the photosynthesis in a leaf occurs in the

a)

mesophyll layer (palisades and spongy layers).

b)

epidermis.

c)

xylem and phloem.

d)

stomates.

12.

Stomates have multiple functions. Select the two answers that best describe what stomates do.

a)

allow carbon dioxide into the leaf

b)

allow oxygen out of the leaf

c)

allow sunlight into the leaf

d)

allow sugars out of the leaf

13.

Control center of the cell (like a brain)

a)

Nucleus

b)

Nucleolus

c)

Cytoplasm

d)

Endoplasmic Reticulum

14.

This is most likely an _________________ cell because it has a nucleus but no cell wall and no chloroplast.

a)

Plant 

b)

Animal 

c)

Bacteria 

d)

Cell

15.

What is the main function (job) of the cell membrane?

a)

To regulate what enters and exits the cell

b)

To support and protect plant cells

c)

To make proteins

d)

To store water and nutrients 

16.

Where is DNA stored in a cell? 

a)

Lysosomes

b)

Golgi Complex

c)

Ribosomes

d)

Nucleus

17.

What is the fluid inside a cell called? 

a)

Endoplasimic Reticulum

b)

Orange Juice

c)

Water

d)

Cytoplasm

18.

This organelle turns the light energy into a simple sugar. 

a)

Mitochondria

b)

ER

c)

Chloroplast

d)

Nucleus

19.

You are made up of...

a)

eukaryotic cells

b)

prokaryotic cells

c)

plant cells

d)

bacterial cells

20.

This organelle manufactures food through the process of photosynthesis.

a)

Nucleus

b)

Chloroplast

c)

Mitochondria

d)

Vacuole

21.

This provides structure and support to plant cells.

a)

Plasma Membrane

b)

Chloroplast

c)

Cell wall

d)

Nucleus

22.

A ribosome can be best described as...

a)

a protein factory

b)

a trash collector

c)

the powerhouse of the cell

d)

the brain of the cell

23.

Mitochondria are found in which of the following cells

a)

Bacteria, Plant and Animal Cell

b)

Bacteria only

c)

Animal only

d)

Plant and Animal cells

24.

The mitochondria goes through ___________________ to breakdown __________ to produce _________

a)

aerobic respiration, glucose, ATP

b)

anaerobic respiration, glucose, ATP

c)

aerobic respiration, carbon dioxide, glucose

d)

anaerobic respiration, carbon dioxide, glucose

25.

Finish the sentence: A prairie dog is one type of...

a)

environment

b)

habitat

c)

organism

d)

abiotic factor

26.

This is a example of ........

a)

cell

b)

organ system

c)

organ

d)

tissue

27.

This is a example of........ 

a)

organ system

b)

cells

c)

organ

d)

tissue

28.

Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

a)

a.  Organism, cell, tissue, organ, organ system

b)

a.  Organ system, organ, tissue, cell, organism

c)

a.  Cell, tissue, organ, organ system, organism

d)

a.  Cell, organ, tissue, organ, organism, organ system

29.

What type of biological molecule is shown? HINT: Made of amino acids.

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

30.

What type of biological molecule is shown?

a)

carbohydrate

b)

lipid

c)

protein

d)

nucleic acid

31.

The most abundant compound in most living things is

a)

sodium chloride

b)

sugar

c)

carbon dioxide

d)

water

32.

Streptococcus, a round cell, is the bacteria that causes strep throat.


Which characteristic of life does this refer to?

a)

Living things need energy

b)

Living things are composed of one or more cells

c)

Living things respond to their environment

d)

Living things grow and reproduce

e)

Living things maintain a stable internal environment

33.

Which type of organic compound makes up sugars and starches?

a)

lipids

b)

proteins

c)

carbohydrates

d)

nucleic acids

34.

Which of the following is NOT a main class of organic compounds? a. proteins b. water c. nucleic acids d. lipids

a)

proteins

b)

water

c)

nucleic acids

d)

lipids

35.

What is the correct ordering of nucleus, chromosome, and gene from smallest to largest?

a)

nucleus, chromosome, gene

b)

nucleus, gene, chromosome

c)

gene, chromosome, nucleus

d)

gene, nucleus, chromosome

36.

Which structures inside of a cell are made of DNA? a. ribosomes b. chromosomes c. proteins

a)

carbohydrates

b)

ribosomes

c)

chromosomes

d)

proteins

37.

What statement used during the scientific method is falsifiable or framed in a way that allows other scientists to prove it false?

a)

hypothesis

b)

observation

c)

question

d)

conclusion

38.

What is a plan for asking questions and testing possible answers?

a)

prediction

b)

hypothesis

c)

observation

d)

scientific investigation

39.

What role do pigments play in photosynthesis?

a)

Make plants green, which is calming

b)

Capture sunlight

c)

Absorb water in roots

d)

Take in CO2

40.
a)
Grana
b)
Thylakoid
c)
Stroma
d)
Jelly Filling
41.
a)
Flapjack Stack
b)
Grana
c)
Thylakoid
d)
Stroma
42.
a)
Inner Membrane
b)
Thylakoid Space
c)
Thylakoid Membrane
d)
Syrup and Butter
43.
a)
Thylakoid Membrane
b)
Thylakoid Space
c)
Stroma
d)
Candy Coating
44.
a)
Inner Membrane
b)
Outer Membrane
c)
Thylakoid Membrane
d)
Frog Skins
45.

What are electron carrier molecules?

a)

Molecules that transfer high energy electrons to other molecules

b)

Molecules that carry energy from one reaction to another

c)

Molecules that make ATP

d)

Molecules that have little dogs that fit in their purse

46.

Which electron carrier is used in photosynthesis?

a)

NADH / NAD+

b)

ATP / ADP

c)

DLT + CSR 4EVR

d)

You know, that one.

47.

Deep ocean technology has discovered organisms in hydrothermal vents that do not rely on sunlight to survive. What do these organisms use as their energy source?

a)

chemosynthesis

b)

electrical charge

c)

hydropower

d)

thermal heat

48.

Organisms that can live in extreme environments are called:

a)

hooligans

b)

extremists

c)

extremophiles

d)

extremely rare

49.

What generates the heat required to fuel hydrothermal vents?

a)

The sun

b)

Cold seeps

c)

Volcanism

d)

Underwater plants

50.

What types of environments do extremophiles live in? (select all that apply)

a)

very high or low temperatures

b)

very high Salt concentration

c)

room temperature

51.

How are Archaea and Bacteria similar? (Select all that apply)

a)

Prokaryotes (no nucleus)

b)

Unicellular organisms

c)

Have genetic material

d)

Have ribosomes

e)

Can be heterotrophs or autotrophs

52.

Which Kingdom do Tardigrades belong in?

a)

Eubacteria

b)

Fungi

c)

Protista

d)

Animalia

53.

How have Tardigrades adapted to environmental stresses such as a lack of water, surviving extreme cold, and living in salt water?

a)

Anhydrobiosis

b)

Cryobiosis

c)

Osmosisbiosis

d)

All of the above

54.

Tardigrades can survive in

a)

extreme hot and cold temperatures

b)

hydrothermal vents

c)

high levels of radiation

d)

vacuum of space

e)

all of the above!

55.

These are responsible for the absorption of Carbon Dioxide and release of Oxygen from the leaf

a)

Cuticles

b)

Stomata

c)

Phloma

d)

Pores

56.

This is the organelle where the "magic" of photosynthesis occurs

a)

Chloroplast

b)

Chlorophyll

c)

Chlorox

d)

Vacuole

57.

Chlorophyll is the location of which process

a)

Cellular Respiration

b)

Photosynthesis

c)

Glucose Production

d)

Digestion

58.

What is letter "A" pointing to?

a)

cuticle

b)

upper epidermis

c)

lower epidermis

d)

palisade mesophyll

59.

What is letter "D" pointing to?

a)

upper epidermis

b)

palisade mesophyll

c)

spongy mesophyll

d)

bundle sheath

60.

Which of the following is pointing to the "guard cell"?

a)

B

b)

C

c)

D

d)

E

61.

Most of the chloroplast cells are found in the

a)

upper epidermis

b)

pallisade mesophyll layer

c)

lower epidermis

d)

stomata

62.

carries water and minerals from roots to other parts of the plant

a)

xylem 

b)

phloem

c)

stoma

d)

guard cell

63.

What is photosynthesis?

a)

Water loss by a plant.

b)

When a photographer takes a photo.

c)

To get your pictures from the photo lab.

d)

The process in which plants make their food.

64.

What does “high concentration area” mean?

a)

Spread out

b)

Tightly packed together

c)

Uncrowded

d)

Spacious

65.

What process occurs when WATER diffuses across a membrane?

a)

endocytosis

b)

mitosis

c)

osmosis

d)

nuclear fission 

66.

Why are diffusion and osmosis important to cells?

a)

It allows them to take in materials/substances without using energy.

b)

It allows them to reproduce.

c)

It allows them to absorb sunlight.

d)

It allows cells to use all energy.

67.

The picture  is an example of _________________.

a)

isotonic

b)

diffusion

c)

osmosis

d)

active transport

68.

When both inside and outside of a cell have the same amount of water it is said that the cell has reached a state of ___________.

a)

osmosis

b)

equilibrium

c)

diffusion

d)

hypertonic

69.

What does selectively-permeable mean?

a)

Allow certain things to enter and leave the cell

b)

Nothing gets through

c)

The cell lets only large substances through

70.

Passive transport requires ________________

a)

concentration gradients

b)

no energy

c)

motion

d)

energy

71.

Active / passive transport requires energy in the form of ATP.

a)

Active

b)

Passive

72.

Endocytosis / exocytosis is when vesicles release material from the cell.

a)

Endocytosis

b)

Exocytosis

73.

Which type of transport is the movement of molecules AGAINST the concentration gradient?

a)

Active Transport

b)

Passive Transport

c)

Osmosis

d)

Facilitated Diffusion

74.

Which of the following scientists contributed to the cell theory?

a)

Rudolf Virchow, Robert Hooke, Anton van Leuwenhoek

b)

Matthais Schleiden, Theodor Schwann, Rudolf Virchow

c)

Robert Hooke, Theodor Schwann, Anton von Leuwenhoek

d)

Theodor Schwann, Matthais Schleiden, Robert HookeOption 4 (optional)

75.

Which of the following scientists concluded that all animals are made of cells?

a)

Rudolf Virchow

b)

Matthais Schleiden

c)

Robert Hooke

d)

Theodor Schwann

76.

Which of the following statements is not part of the cell theory?

a)

Cells are the basic unit of structure and function in all living things.

b)

All cells are produced from other cells.

c)

Only animal cells are composed of cells.

d)

All living things are composed of cells.

77.

The ___ is the basic unit of sturucture and function of organisms

a)

atom

b)

cell

c)

matter

d)

all other answers are correct

78.

Who looked at cork and named the cell?

a)

Robert Hooke

b)

Van Leeuwenhoek

c)

Robert Brown

d)

Francesco Redi

79.

The Cell Theory states...

a)

atoms create all matter

b)

living things evolve

c)

the cell is the backbone of all matter

d)

cells are the basic unit of structure and organization of organisms

80.
a)

Chloroplast

b)

Mitochondrion

c)

Nucleus

d)

Ribosome

81.

Living things pass on their genetic information to their _________.

a)

Offspring

b)

Food

c)

Friends

d)

Neighbors

82.

True or False: Living things can obtain or make food.

a)

True

b)

False

83.

Organelle that controls all cell activity. 

Contains DNA (genetic material).

Known as the boss of the cell, or the control center.

a)

Cell Membrane

b)

Cell Wall

c)

Mitochondria

d)

Nucleus

84.

Permeable means

a)

things can pass through

b)

the concentration levels are different

c)

it is permanent

d)

things are stuck

85.

What is the definition of Semi Permeability?

a)

The movement of materials across the cell membrane that requires NO ENERGY from the cell.

b)

The movement of materials through (or across) the cell membrane

c)

The ability of the cell membrane to allow some things to pass through while preventing other things from passing through.

d)

The movement of molecules from an area of high concentration to a area of low concentration 

86.

_______ regulates what enters and leaves a cell.  

a)

Cell Membrane

b)

Nucleus

c)

Mitochondria

d)

Cytoplasm

87.

Endocytosis is defined as

a)

the movement of large molecules from the inside of the cell to the outisde of the cell using channel proteins. 

b)

the movement of large molecules from the inside of the cell to the outisde of the cell membrane vesciles. 

c)

 the movement of large molecules from the outside of the cell to the inside of the cell using membrane vesciles.

d)

the movement of large molecules from the outside of the cell to the inside of the cell using channel proteins. 

88.

ALL living cells have this in common

a)

Nucleus

b)

Cell Membrane

c)

Cell Wall

d)

Mitochondria

89.

Exocytosis is the movement of

a)

any type of substance from outside the cell to the inside of the cell. 

b)

very large substances from outside the cell to the inside of the cell. 

c)

any type of substance from inside the cell to the outside.

d)

very large substances from inside the cell to the outside.

90.

In this image, the cell is using which type of molecular transport?

a)

Osmosis

b)

Diffusion 

c)

Endocytosis

d)

Exocytosis 

91.

Large particles being encased in a vesicle and brought into the cell is an example of

a)

endocytosis

b)

exocytosis

c)

facilitated diffusion

d)

osmosis

92.

This picture represents which type of cellular transport?

a)

passive transport

b)

endocytosis

c)

exocytosis

d)

osmosis

93.

This picture represents what type of cell transport?

a)

endocytosis

b)

exocytosis

c)

osmosis

d)

passive transport

94.

The sodium potassium pump usually pumps

a)

potassium out of the cell 

b)

sodium out of the cell 

c)

sodium into the cell 

d)

both potassium and sodium into the cell 

95.

What is the difference between active and passive transport?

a)

Active does not need energy and passive uses ATP (energy)

b)

Active uses ATP (energy) and passive does not need energy

c)

Active stores transport proteins and passive releases 

d)

Active uses hormones and passive does not 

96.

The sodium-potassium pump usually pumps

a)

only potassium ions and sugar molecules

b)

potassium ions out of the cell

c)

sodium ions into the cell

d)

 potassium ions into the cell

97.

Osmosis is the movement of _____ across a membrane.

a)

food

b)

energy

c)

oxygen

d)

water

98.

In passive transport, molecules move from an area of __________ concentration to an area of __________ concentraiton

a)

high, low

b)

low, high

c)

water, salt

d)

active, passive

99.

Permeable means

a)

things can pass through

b)

the concentration levels are different

c)

it is permanent

d)

things are stuck

100.

What is diffusion?

a)

when molecules move 

b)

when molecules move from a high concentration to a low.

c)

no movement 

d)

molecules move everywhere

101.

Rigid layer that surrounds the cell of plants and some other organisms such as fungi

a)

Cell Wall

b)

Golgi Apparatus

c)

Chloroplast

d)

Cell Membrane

102.

Which organelle helps cleanup the cell

a)

Lysosome

b)

Cytoplasm

c)

Chloroplast

d)

Nucleus

103.

The subunits of proteins are

a)

nucleotides

b)

amino acids

c)

monosaccharides

d)

fatty acids

104.

Starch, cellulose, and glycogen belong to the class of

a)

proteins

b)

lipids

c)

monosaccharides

d)

polysaccharides

105.
Which of the following tests for starch?
a)
Iodine
b)
Benedicts
c)
Biuret
106.

How do you test for lipids?

a)

By using Ethanol and water

b)

By using Benedicts solution

c)

By using Iodine

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