wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Photosynthesis

Total questions: 22

Worksheet time: 11mins

Name
Class
Date
1.

Where in a plant cell does photosynthesis take place

a)

Palisade cells

b)

Chlorophyll

c)

Chloroplasts

d)

Vacuole

2.

What is the purpose of photosynthesis?

a)

To release energy

b)

To create glucose

c)

To grow

d)

To get oxygen for respiration

3.

Which of these are limiting factors for photosynthesis? Choose 3 answers.

a)

Light intensity

b)

CO2 concentration

c)

Temperature

d)

Light

e)

CO2 levels

4.

Which of these is the correct equation for photosynthesis?

a)

6O2 + C6H12O6 --> 6CO2 + 6H2O

b)

6O2 + 6CO2 --> C6H12O6 + 6H2O

c)

6CO2 + 12H2O --> C6H12O6 + 6H2O + 6O2

d)

6CO2 + 6H2O --> O2 + C6H12O6

5.

What are the products of photosynthesis?

a)

Oxygen and Energy

b)

Carbon Dioxide and Glucose

c)

Glucose and Oxygen

d)

Oxygen and Water

6.

Identify what is shown in the picture

a)

chlorophyll

b)

stomata

c)

carbon dioxide

d)

veins

7.

Energy stored in all the fossils fuels is made during the process of

a)

Fossilization

b)

Oxidation

c)

Photosynthesis

d)

De-starching

8.

which of the following is a reactant to photosynthesis?

a)

Oxygen

b)

Carbohydrates

c)

Glucose

d)

Water

9.

Why are plants considered autotrophs

a)

They make their own food

b)

They provide food for others

10.

What is the formula for GLUCOSE?

a)

C6H6O6

b)

C12H6O12

c)

C6H12O6

d)

C12H12O12

11.
Which of the following removes carbon from the atmosphere?
a)
Combustion
b)
Respiration
c)
Photosynthesis
d)
Death
12.
Organisms that do not decompose can be buried and become what?
a)
water
b)
nutrients
c)
air
d)
fossil fuels
13.

Carbon molecules cannot be created or destroyed

a)

True

b)

False

c)

Not enough information to answer

14.

How does carbon dioxide enter the leaf?

a)

stomata

b)

central vein

c)

stroma

d)

xylem

15.

Photosynthesis is a process that converts . . .

a)

chemical energy into chemical energy

b)

light energy into light energy

c)

chemical energy into light energy

d)

light energy into chemical energy

16.

What vital gas is needed for photosynthesis?

a)

carbon monoxide

b)

carbon dioxide

c)

nitrogen

d)

oxygen

17.

Where does photosynthesis take place in a plant cell?

a)

thylakoid membrane

b)

stroma

c)

chloroplast

d)

chlorophyll

18.

What is the name of the carbohydrate produced by photosynthesis?

a)

oxygen

b)

carbon dioxide

c)

glucose

d)

water

19.

Which organelle stores water for use in photosynthesis?

a)

Chloroplast

b)

Cell Membrane

c)

Vacuole

d)

Nucleus

20.

Select all that are products of Photosynthesis.

a)

Water

b)

Carbon Dioxide

c)

Oxygen

d)

Sunlight (Light Energy)

e)

Glucose (Sugar/food)

21.
Why do plants conduct photosynthesis?
a)
To make light
b)
To make mitochondria
c)
To make glucose
d)
To release carbon dioxide
22.

How does most of the water needed by the plant get into its leaves?

a)

It enters through the stomata

b)

The roots absorb it and then it travels up the stem

c)

It's made during a chemical reaction in the leaf

d)

The flowers capture water and deliver it to the leaves