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PHOTOSYNTHESIS

Total questions: 40

Worksheet time: 26mins

Name
Class
Date
1.

Where do plants get the energy for photosynthesis to take place?

a)

nutrients in the soil

b)

the sun

c)

chlorophyll

d)

bee pollination

2.

What is the food manufacturing process in plants?

a)

respiration

b)

chlorophyll

c)

glucose

d)

photosynthesis

3.

True or False: Plants make their own food and use the energy from the food that is made.

a)

True

b)

False

4.

What two things are the product (end result) of photosynthesis?

a)

chloroplast

b)

glucose

c)

oxygen

d)

carbon dioxide

5.

True or False: Animals can make their own food inside themselves.

a)

True

b)

False

6.

What is the waste product of photosynthesis?

a)

oxygen

b)

glucose

c)

carbon dioxide

d)

chlorophyll

7.

Where do the leaves and stems of plants get their green color from?

a)

glucose

b)

oxygen

c)

carbon dioxide

d)

chlorophyll

8.

What is the green pigment that "traps" sunlight?

a)

Chlorophyll

b)

Chloroplasts

c)

Tiny tubes

d)

Stomata

9.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
10.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
11.
What is photosynthesis?
a)
The process in which humans eat their food
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.
12.
Leaves look green because.....
a)
they eat their vegetables
b)
to blend into their environment
c)
they contain a molecule named chlorophyll
d)
they are sick
13.

Where does photosynthesis take place?

a)

Stem

b)

Leaves

c)

Roots

d)

Flowers

14.

Which gas is removed from the atmosphere during photosynthesis?

a)

hydrogen

b)

oxygen

c)

nitrogen

d)

carbon dioxide

15.

Which part of plants carries water from roots to leaves?

a)

Fruits

b)

Flowers

c)

Stem

d)

Leaves

16.

Instead of carries water to all parts of plant, what is the function of stem?

a)

Absorb water from the soil

b)

Carries foods from leaves to all parts of plants

c)

Produce fruits and flowers

d)

Absorb nutrient and minerals from the soil

17.

In which organism does photosynthesis happen?

a)

Plants only

b)

Animals only

c)

Plants and animals

18.
What is the ultimate ORIGINAL source of energy for living things
a)
Sugar
b)
Sun
c)
Moon
d)
Carbon Dioxide
19.
What are the products of photosynthesis?
a)
water and carbon dioxide
b)
oxygen and glucose
c)
oxygen and carbon dioxide
d)
oxygen and water
20.
Which of the following is not needed for photosynthesis to occur?
a)
sunlight
b)
carbon dioxide
c)
water
d)
oxygen
21.
What do plants give off after photosynthesis?
a)
Oxygen
b)
carbon
c)
nitrogen
d)
hydrogen
22.
Why are plants important to life on Earth?
a)
They make our world more beautiful
b)
They make the planet look green
c)
They use carbon dioxide and give us oxygen
d)
They provide shade for insects
23.
After photosynthesis, plants store their energy as _________ .
a)
chlorophyll
b)
pigment
c)
glucose (sugar)
d)
Oxygen
24.
In which organelle (part of the cell) does photosynthesis take place?
a)
mitochondria
b)
chloroplast
c)
nucleus
d)
cell membrane
25.

__________ is the process that plants use to breathe and make food.

a)

Photographs

b)

Oxygen

c)

Hydrogen

d)

Photosynthesis

26.

If plants breathe in carbon dioxide, what do they breathe out?

a)

Nitrogen

b)

Oxygen

c)

Carbon monoxide

d)

Helium

27.

What 3 things do plants need for the process of photosynthesis?

a)

Sunlight, oxygen and sugar.

b)

Water, soil and oxygen.

c)

Sunlight, carbon dioxide and water.

d)

Sunlight, soil and water.

28.

What is the compound that plants use to absorb the energy from sunlight?

a)

Carbon dioxide

b)

Chlorophyll

c)

Nitrogen

d)

H2O

29.

What color is chlorophyll?

a)

Green

b)

Blue

c)

Red

d)

Purple

30.

This image correspond to___________.

a)

Flower

b)

Oxygen

c)

Carbon dioxide

d)

Sunlight

31.

this image correspond to ___________.

a)

Water

b)

Chlorophyll

c)

Sunlight

d)

Oxygen

32.

Photosyntheis is the process in which humans, and animals use energy from sunlight to produce sugar.

a)

True

b)

False

33.

What is the process of Photosynthesis.

a)

Its how plants make oxygen

b)

Its how plants make their own food

c)

Its how plants grow new plants

34.

During the process what 3 things do plants use to form Oxygen (02) (Choose 3)

a)
b)
c)
d)
35.

Where does the photosynthesis cycle begin, what part of the plant?

a)

Stem

b)

Roots

c)

Flower

d)

Leaves

36.

What do the roots do in the process of photosynthesis?

a)

They hold the plant in the soil.

b)

They absorb the sunlight

c)

They absorb water and mineral salts from the soil.

37.

What do the Stomata during the process of photosynthesis?

a)

They absorb oxygen.

b)

They absorb water

c)

They absorb mineral salts

d)

They absorb Carbon dioxide

38.

What part of the plant does photosynthesis actually take place?

a)

Roots

b)

Leaves

c)

Stem

d)

Inside seeds

39.

Fill in the blank: Leaf cells are made up of ______________?

a)

Chloroplasts

b)

The Xylem

c)

Oxygen

40.

True or False: Chlorophyll is what gives plants their green color?

a)

True

b)

False