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Worksheets

revision grade 7 first term

Total questions: 174

Worksheet time: 2hrs 18mins

Name
Class
Date
1.

Two structures found in plant cells but NOT in animal cells are _______.

a)

cell wall and cell membrane

b)

chloroplast and cell membrane

c)

cell wall and chloroplast

d)

vacuole and nucleus

2.

What plant adaptation helps it retain water?

a)

leafs

b)

stem

c)

cuticle

d)

roots

3.

The green pigment found in specialized plant ctructures is called chlorophyll.

a)

true

b)

false

4.

What do we call the tube-like structures inside a plant through which water, minerals, and food move?

a)

roots

b)

vascular tissue

c)

cuticles

d)

vacuoles

5.

Nearly all plants are unicellular.

a)

true

b)

false

6.

Organisms that produce their own food are called __________.

a)

heterotrophs

b)

autosomes

c)

autotrophs

d)

herbivores

7.

The sac inside a plant cell where water, food, and wastes are stored is the _____.

a)

vacuole

b)

chloroplast

c)

chlorophyll

d)

cuticle

8.

Two structures found in plant cells but NOT in animal cells are _______.

a)

cell wall and cell membrane

b)

chloroplast and cell membrane

c)

cell wall and chloroplast

d)

vacuole and nucleus

9.

What plant structure helps it retain water?

a)

leafs

b)

stem

c)

cuticle

d)

roots

10.

What is the tube-like structures inside a plant through which water, minerals, and food move?

a)

roots

b)

vascular tissue

c)

cuticles

d)

vacuoles

11.

Which organelle convert light energy into chemical energy?

a)

nucleus

b)

cell wall

c)

mitochondria

d)

chloroplasts

12.

Plants are _________ which means they are made of many cells.

a)

eukaryotic

b)

prokaryotic

c)

multicellular

d)

unicellular

13.

Waxy, protective layer of leaves, stems and flowers.

a)

cuticle

b)

cellulose

c)

vascular tissue

d)

epidermis

14.

The purpose of vascular tissue is _________.

a)

to support the plant

b)

help the roots grow strong

c)

transport water and nutrients

d)

produce seeds and offspring

15.
Organisms that produce their own food are called?
a)
heterotrophs 
b)
autosomes 
c)
autotrophs 
d)
herbivores 
16.
The sac inside a plant cell where food, water and waste is stored is the 
a)
vacoule 
b)
chloroplast 
c)
chlorophyll 
d)
cuticle 
17.
All plant cells are surrounded by a ...
a)
cell wall 
b)
Green paint 
18.
What is the arrow pointing too
a)
Cell membrane 
b)
vacuole 
c)
nucleus 
d)
chromosomes 
19.
________(Biology)- A group of similar cells that perform a specific function 
a)
cells
b)
organ 
c)
tissue 
d)
arm 
20.
A plant is a ?
a)
Heterotrophic, multicellular, eukaryote
b)
Autotrophic, unicellular, eukaryote
c)
Autotrophic, multicellular, eukaryote
d)
Heterotrophic, unicellular, prokaryote
21.
The two type of vascular tissue in plants are the _____________ and the _________________?
a)
bark, wood
b)
ground, dermal
c)
roots, stem
d)
phloem, xylem
22.

Which of the following organelles are found ONLY in plants? Check all that apply.

a)

Nucleus

b)

Cell wall

c)

Mitochondria

d)

Chloroplast

23.

Plants are _________________ which means they make their own food.

a)

Heterotrophs

b)

Chemotrophs

c)

Autotrophs

d)

Liveotrophs

24.

What is the main function of the root?

a)

Photosynthesis

b)

Transport oxygen

c)

Absorb water and nutrients

d)

Absorb sunlight

25.
In the moss life cycle, how does a sperm cell get to an egg cell? 
a)
through the help of water 
b)
through self-pollination
c)
through cross-pollination
d)
through the help of the flower
26.
What is the substance in plants that make them green?
a)
stigma
b)
carbon dioxide
c)
photosynthesis
d)
chlorophyll
27.
The reason that moss plants don't grow very tall is because it 
a)
has vascular tissue
b)
 is miniature
c)
 lacks vascular tissue
d)
 likes to hide
28.
The type of vascular tissue that transports food is called 
a)
floma
b)
xylem
c)
phlomen
d)
phloem
29.
How are mosses and ferns alike?
a)
They both have fronds
b)
They both reproduce without seeds
c)
They both grow only at night
d)
They both grow in the oceans
30.

What are the two basic types of plants?

a)

semi-vascular

b)

vascular

c)

non-vascular

d)

supra-vascular

31.

What are the two types of vascular tubes?

a)

phloem

b)

cones

c)

xylem

d)

stems

32.

Long thin cells that anchor moss to the ground

a)

filaments

b)

rhizoids

c)

roots

d)

rhizomes

33.

Fertilization of a moss requires

a)

water

b)

sun

c)

wind

d)

birds

34.

Ferns are

a)

vascular

b)

non vascular

35.

Ferns reproduce with

a)

seeds

b)

spores

c)

conjugation

d)

pollen

36.

The waxy covering on the leaves are called a:

a)

cuticle

b)

sori

c)

xylem

d)

phloem

37.
What organ transports sugar throughout the plant
a)
Phloem
b)
Stomata
c)
Guard cells
d)
Cambium
38.
Which organ transports water throughout the plant
a)
Phloem
b)
Xylem
c)
Stomata
d)
Cambium
39.
Which organ contains small openings that allow for air exchange
a)
Xylem
b)
Phloem
c)
Cambium
d)
Stomata
40.

What part of the plant is responsible for making food?

a)

roots

b)

flower

c)

stem

d)

leaves

41.
Which of these plant structures supports a plant so it does not fall over?
a)
Seed
b)
Root
c)
Leave
d)
Flower
42.
Process by which green plants prepare their own food
a)
Germination
b)
Pollination
c)
Transpiration
d)
Photosynthesis
43.

What is the function of the flower part of a plant?

a)

help the plant reproduce

b)

transport water to the leaves

c)

make food for the plant

d)

provide support for the plant

44.
This part of the plant supports it and carries water.
a)
root
b)
stem
c)
leaf
d)
seed
45.

The diffusion of water vapor out of a leaf

a)

transportation

b)

transformation

c)

transpiration

d)

translocation

46.

The main function of stomata is to

a)

capture sunlight

b)

protect leaves from insects

c)

allow gases to move rapidly in/out of leaves

d)

release sugars into the atmosphere

47.

structure which produces pollen

a)

Ovary

b)

Stigma

c)

Style

d)

Anther

48.

structure which produces ovules

a)

Ovary

b)

Stigma

c)

Style

d)

Anther

49.
Brightly colored parts of flowers that attract insects.
a)
petals
b)
pistils
c)
stamen
d)
filaments
50.
The male reproductive structure of a flower is the ___.
a)
pistil
b)
ovary
c)
stamen
d)
ovule
51.
Plant absorbs water through the _________. 
a)
stem
b)
roots 
c)
leaves 
d)
all of the above
52.
Plant loses water through the ________. 
a)
roots 
b)
stomata 
c)
chlorophyll
d)
stem
53.
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
54.
Vascular tissue that transports water and minerals UPWARDS from a plant's roots is know as ______.
a)
Chlorophyll
b)
Phloem
c)
Stomata
d)
Xylem
55.
What is the function of a leaf?
a)
Leaves are where photosynthesis takes place
b)
Leaves absorb water from the soil
c)
Leaves help a plant reproduce
d)
Leaves absorb minerals from the soil
56.
The female part of the flower is known as the ____.
a)
stamen
b)
anther
c)
filament
d)
pistil
57.
first stage of plant life cycle (plant is just starting to grow)
a)
seed production
b)
germination
c)
plant development
d)
fertilization
58.
Which part of the plant makes the food?
a)
roots
b)
stem
c)
leaf
d)
flower
59.

Parts of a Flower Identify C

a)

Stamen

b)

Stigma

c)

Style

d)

Ovary

60.

Parts of a Flower - Identify #D

a)

Stamen

b)

Stigma

c)

Style

d)

Ovary

61.

Parts of a Flower - Identify E

a)

Stamen

b)

Pistil

c)

Style

d)

Stigma

62.

Parts of a Flower - Identify F

a)

Stamen

b)

Anther

c)

Filament

d)

Ovary

63.

Parts of a Flower- Identlify G

a)

Pistil

b)

Stamen

c)

Anther

d)

Filament

64.

Parts of a Flower- Identify H

a)

Pistil

b)

Anther

c)

Stamen

d)

Filament

65.

Parts of a Flower - Identify I

a)

Stamen

b)

Stigma

c)

Style

d)

Sepal

66.

Parts of a flower- Identify J

a)

Sepal

b)

Petal

c)

Stamen

d)

Stigma

67.

A response that results in plant growth toward or away from a stimulus is a?

a)

Stimulus

b)

Tropism

c)

Photoperiodism

d)

Plant Hormone

68.

The growth of a plant toward or away from light is called?

a)

Stimuli

b)

Phototropism

c)

Thigmotropism

d)

Geotropism

69.

The growth of a plant in response to touch is?

a)

Stimuli

b)

Phototropism

c)

Thigmotropism

d)

Geotropism

70.

A plants response to the number of hours of darkness in its environment is called?

a)

Photoperiodism

b)

Phototropism

c)

Tropism

d)

Stimuli

71.

Substances that act as chemical messengers within plants are called?

a)

Tropisms

b)

Stimuli

c)

Plant Hormones

d)

Nerves

72.

This plant hormone was one of the first plant hormones discovered, it is responsible for phototropism, the growth of a plant toward light. This hormone concentrates on the dark side of the plant's stem.

a)

Auxin

b)

Ethylene

c)

Gibberellins

d)

Cytokinins

73.

Roots growing away from light is called?

a)

Positive Phototropism

b)

Negative Phototropism

c)

Positive Geotropism

d)

Negative Geotropism

74.

A vine that touches a fence and begins to grow up the fence is an example of?

a)

Positive Geotropism

b)

Negative Geotropism

c)

Positive Thigmotropism

d)

Negative Thigmotropism

75.

Long-Day and Short-Day plants are examples of flowering responses in response to?

a)

Photoperiodism

b)

Tropism

c)

Geotropism

d)

Thigmotropism

76.

Phototropism is a a plants response to what type of stimulus?

a)

Light

b)

Darkness

c)

Touch

d)

Gravity

77.

Thigmotropism is a plants response to what type of stimuli?

a)

Light

b)

Darkness

c)

Touch

d)

Gravity

78.

A tropism is...

a)

a change in the environment

b)

plant response to a stimulus

c)

something that causes a response

d)

when photosynthesis takes place

79.

What is the stimulus in this example?

a)

Internal

b)

Light

c)

Touch

d)

Temperature

80.

Venus Flytrap flower reacts to a bug.

a)

Thermotropism

b)

Negative Geotropism

c)

Thigmotropism

d)

Hydrotropism

81.

Sunflowers turning towards the sun.

a)

Hydrotropism

b)

Phototropism

c)

Thigmotropism

d)

Geotropism

82.

Movement toward a stimulus

a)

hydrotropism

b)

positive tropism

c)

dormancy

d)

stimulus

83.

A plant's response to any stimulus

a)

dormancy

b)

tropism

c)

hibernation

d)

pollination

84.

The movements in a plant in response to light

a)

phototropism

b)

geotropism

c)

hydrotropism

d)

thigmotropism

85.

What type of plant needs more than 12 hours of daylight to produce flowers?

a)

Short Day

b)

Long Day

c)

Day Neutral

d)

Day Zero

86.

The transfer of pollen from the anther to stigma is called

a)

Pollination

b)

Diffusion

c)

Adoption

d)

Pollination

87.

The fusion of female reproductive nucleus with the male reproductive nucleus is known as

a)

Adoption

b)

Fertilization

c)

Regeneration

d)

birth

88.

What is the meaning of Stamen

a)

Male reproductive organ

b)

Female reproductive organ

c)

The stalk of a flower

d)

The ovule producing part of flower

89.

What is A?

a)

Ovary

b)

Ovule

c)

Pistil

d)

Sepal

90.

What is E?

a)

Anther

b)

Stigma

c)

Ovule

d)

Stamen

91.

The structure shown is typical of which group of plants?

a)

gymnosperms

b)

angiosperms

c)

seedless vascular plants

d)

bryophytes

92.

anchor a plant in the ground,

a)

taproot

b)

fibrous root

c)

both of them

93.

Many similarly sized roots form a dense, tangled mass

a)

Fibrous Roots

b)

Tap Roots

94.

The more root area a plant has, the........................ water and minerals it can absorb

a)

less

b)

more

95.

Carrots, dandelions, and cacti have

a)

Fibrous Roots

b)

Tap Roots

96.

protect the root as it grows

a)

root cap

b)

roothairs

97.

It carries substances between roots and leaves

a)

stem

b)

flower

98.

It holds up the leaves so they can get exposed to the sun.

a)

stem

b)

root

99.

Maple trees have

a)

Woody Stems

b)

Herbaceous Stems

100.

Soft and contain no wood

a)

Woody Stems

b)

Herbaceous Stems

101.

The part of the plant that holds it up and has tubes that carry water, minerals, and nutrients through the plant

a)

leaf

b)

root

c)

plant

d)

stem

102.

Plants that have a system of tubes that carry water and nutrients through the plant

a)

stem

b)

roots

c)

vascular plants

d)

chlorophyll

103.

A plant part that is usually underground and absorbs water and minerals from the soil

a)

root

b)

stem

c)

leaf

d)

chlorophyll

104.
A plant is a ?
a)
Heterotrophic, multicellular, eukaryote
b)
Autotrophic, unicellular, eukaryote
c)
Autotrophic, multicellular, eukaryote
d)
Heterotrophic, unicellular, prokaryote
105.
The two type of vascular tissue in plants are the _____________ and the _________________?
a)
bark, wood
b)
ground, dermal
c)
roots, stem
d)
phloem, xylem
106.

Which of the following organelles are found ONLY in plants? Check all that apply.

a)

Nucleus

b)

Cell wall

c)

Mitochondria

d)

Chloroplast

107.

Plants are _________________ which means they make their own food.

a)

Heterotrophs

b)

Chemotrophs

c)

Autotrophs

d)

Liveotrophs

108.

What is the main function of the root?

a)

Photosynthesis

b)

Transport oxygen

c)

Absorb water and nutrients

d)

Absorb sunlight

109.
In the moss life cycle, how does a sperm cell get to an egg cell? 
a)
through the help of water 
b)
through self-pollination
c)
through cross-pollination
d)
through the help of the flower
110.
What is the substance in plants that make them green?
a)
stigma
b)
carbon dioxide
c)
photosynthesis
d)
chlorophyll
111.
The reason that moss plants don't grow very tall is because it 
a)
has vascular tissue
b)
 is miniature
c)
 lacks vascular tissue
d)
 likes to hide
112.
The type of vascular tissue that transports food is called 
a)
floma
b)
xylem
c)
phlomen
d)
phloem
113.
How are mosses and ferns alike?
a)
They both have fronds
b)
They both reproduce without seeds
c)
They both grow only at night
d)
They both grow in the oceans
114.

What are the two basic types of plants?

a)

semi-vascular

b)

vascular

c)

non-vascular

d)

supra-vascular

115.

What are the two types of vascular tubes?

a)

phloem

b)

cones

c)

xylem

d)

stems

116.

Long thin cells that anchor moss to the ground

a)

filaments

b)

rhizoids

c)

roots

d)

rhizomes

117.

Ferns are

a)

vascular

b)

non vascular

118.

Ferns reproduce with

a)

seeds

b)

spores

c)

conjugation

d)

pollen

119.

The waxy covering on the leaves are called a:

a)

cuticle

b)

sori

c)

xylem

d)

phloem

120.

what is a place where two or more bones meet?

a)

axis

b)

joint

c)

intersection

d)

Bone's Coffee Shop

121.

Animals that have skeletons on the outside of their body are called....

a)

endoskeletons

b)

skeletons

c)

exoskeletons

d)

weird

122.

When a muscle contracts....

a)

it pulls up the bone it is attached to

b)

it goes back to its normal size

c)

it gets stronger

d)

it smiles

123.

What is a skeleton made up of?

a)

Muscles

b)

Bones

c)

Skin

124.

Animals that have skeletons on the outside of their body are called....

a)

endoskeletons

b)

skeletons

c)

exoskeletons

d)

weird

125.
What is a skeleton?
a)
Tissues that contract to create movement
b)
Tissues that relax to create movement
c)
A framework that supports and protects an animal 
d)
Small tubes that help vertebrae support the spinal cord
126.

Which kind of skeleton does a sea star have?

a)

Exoskeleton

b)

Skeleton without hard parts

c)

Endoskeleton

127.

The process of changing the exoskeleton and producing new one is _______________.

a)

Breathing

b)

Molting

c)

Reproducing

128.

______________ is a tissue that is more flexible than bone.

a)

Plate

b)

Joint

c)

Cartilage

129.

A ________ is a framework that shapes and supports an animal, protects its internal organs, and allows it to move in its environment

a)

endoskeleton

b)

exoskeleton

c)

skeleton

d)

muscular system

130.

Animals with an exoskeleton must use a process called _______ to grow bigger.

a)

camoflauge

b)

molting

c)

shedding

d)

moving

131.

A __________ is a place where two or more parts of a skeleton meet.

a)

foot

b)

tube

c)

muscle fiber

d)

joint

132.

Which is true of the skeleton shown here?

a)

It grows with the animal.

b)

It molts as the animal grows.

c)

It does not have hard parts.

d)

It is mostly cartilage.

133.

What is the job of the skeleton? Select all the correct statements.

a)

help the body to move

b)

support and protect the body

c)

scare people

d)

to be strong

134.

Animals that have skeletons on the outside of their body are called....

a)

endoskeletons

b)

skeletons

c)

exoskeletons

d)

weird

135.

Complete the sentence. Muscles are attached to the ....................

a)

joints

b)

bones

c)

skull

d)

face

136.
What is a skeleton?
a)
Tissues that contract to create movement
b)
Tissues that relax to create movement
c)
A framework that supports and protects an animal 
d)
Small tubes that help vertebrae support the spinal cord
137.
What is a muscle
a)
A hard outer covering of the body
b)
A skeleton without hard parts 
c)
Tissues that contract or relax to create movement 
d)
Large structures that are filled with fluids that help shape an animal
138.

Which kind of skeleton does a sea star have?

a)

Exoskeleton

b)

Skeleton without hard parts

c)

Endoskeleton

139.

______________ is a tissue that is more flexible than bone.

a)

Plate

b)

Joint

c)

Cartilage

140.

When a muscle contracts....

a)

it pulls up the bone it is attached to

b)

it goes back to its normal size

c)

it gets stronger

d)

it smiles

141.

Stimulus

a)

A nerve cell with a unique structure for receiving and passing on information

b)

The animal’s reaction to the stimulus

c)

A signal that causes an animal to react in some way

142.

Response

a)

a nerve cell with a unique structure for receiving and passing on information

b)

the animal’s reaction to the stimulus

c)

a signal that causes an animal to react in some way

143.

Neuron

a)

a nerve cell with a unique structure for receiving and passing on information

b)

a signal that causes an animal to react in some way

c)

found in the brain and spinal cord and allow sensory and motor neurons to communicate

144.

Sensory Neurons

a)

the animal’s reaction to the stimulus

b)

nerve cells that detect stimuli

c)

nerve cells that carry response information to muscles and other organs

145.

Sensory neurons

a)

the animal’s reaction to the stimulus

b)

nerve cells that detect stimuli

c)

found in the brain and spinal cord and allow sensory and motor neurons to communicate

d)

nerve cells that carry response information to muscles and other organs

146.

Interneurons/Relay neurons

a)

nerve cells that detect stimuli

b)

a signal that causes an animal to react in some way

c)

nerve cells that carry response information to muscles and other organs

d)

found in the brain and spinal cord and allow sensory and motor neurons to communicate

147.

Motor neurons

a)

the animal’s reaction to the stimulus

b)

found in the brain and spinal cord and allow sensory and motor neurons to communicate

c)

nerve cells that detect stimuli

d)

nerve cells that carry response information to muscles and other organs

148.

Cat goes inside to escape the heat.

Select the stimulus.

a)

The heat

b)

Indoors

c)

the cat walking inside

149.

The basic unit of structure and function in the nervous system is a nerve cell. Nerve cells are also called...

a)

Spinal Cord

b)

Neurons

c)

Dendrites

d)

Brain

150.

What is the main cell of the nervous system?

a)

frontal

b)

neuron

c)

nerve

d)

brain stem

151.

Organisms that only eat producers

a)

Herbivores

b)

Carnivores

c)

Scavengers

d)

Omnivores

152.

__________________ are consumers that eat BOTH Plants and Animals for food.

a)

Omnivores

b)

Producers

c)

Herbivores

d)

Carnivores

153.

__________________ are consumers that eat ONLY MEAT (other animals)?

a)

Omnivores

b)

Carnivores

c)

Producers

d)

Herbivores

154.

Deer are ______________________.

a)

herbivores

b)

carnivores

c)

omnivores

155.

The overall process of breaking down food so it can be used by the body is called ______________________.

a)

eating

b)

respiration

c)

circulation

d)

digestion

156.

Food enters the human body through the _____.

a)

esophagus

b)

intestine

c)

mouth

d)

liver

157.

Animal that live in water and strain their food from the water .

a)

Carnivores

b)

Filter feeders

c)

Herbivores

d)

Omnivores

158.

The process that breaks down food into small molecules.

a)

Breathing

b)

Cellular respiration

c)

Digestion

d)

Circulation

159.

Food digestion inside specialized cells in their bodies. The digested food then diffuses into other cells, where it used is called ...................................................................

a)

Intracellular digestion

b)

Extracellular digestion

c)

Cellular respiration

d)

Filter feeding

160.

Cnidarians and flatworms have .........................................for digestion.

a)

digestive tube

b)

internal body cavity

161.

All animals need constatn suply of ________

a)

oxygen

b)

water

c)

carbon dioxide

d)

glucose

162.

Earthworms use their __________ for gas exchange.

a)

skin

b)

book lungs

c)

lungs

d)

tracheal tubes

163.

Carbon dioxide tends to __________ out of animal cells.

a)

diffuse

b)

go

c)

absorb

d)

breath

164.

Extra ________ make the lungs of mammals very efficient.

a)

pockets

b)

folders

c)

gills

d)

trachea

165.

Cellular _________ is the process by which cells release the energy in digested food molecules

a)

breathing

b)

respiration

c)

diffusion

166.

_______ animals breathe.

a)

Some

b)

Many

c)

All

d)

A few

167.

_________ are respiratory structures located inside the body where they can stay moist.

a)

Gills

b)

Lungs

c)

Book Lungs

d)

Skin

168.

Because cells make carbon dioxide in cellular respiration, the concentraton of carbon dioxide inside cells is usually ______ than it is ouside cells.

a)

greater

b)

lower

c)

shorter

d)

the same

169.

______ are structures where gases are exchanged between air and blood

a)

Gills

b)

Book lungs

c)

Lungs

d)

Skin

170.

______ animals that live in water have gills.

a)

All

b)

Some

c)

Most

d)

A few

171.

The heart pumps blood around the body through the...

a)

veins

b)

arteries

c)

capillaries

d)

blood vessels

172.

The HEART is located between the...

a)

ribs

b)

arms

c)

legs

d)

lungs

173.

The waste substances that our body does not use are expelled during...

a)

excretion.

b)

digestion.

c)

respiration and circulation.

d)

All incorrect.

174.

How many chambers are there in a human heart?

a)

4

b)

2

c)

3

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