Free Printable Intro to Photosynthesis

1.

The fluid like substance found inside the chloroplast is called

a)

Cytoplasm

b)

Stroma

c)

Thykloids

d)

Cell Wall

2.

Glucose production will happen within me.

a)

Chloroplast

b)

Mitochondria

c)

Both chloroplast and mitochondria

d)

None of the above

3.

The process whereby plants capture energy and make complex molecules is

a)

chemosynthesis

b)

cell respiration

c)

photosynthesis

d)

homeostasis

4.

What gas does the process of photosynthesis release into the atmosphere?

a)

oxygen

b)

carbon dioxide

c)

water

d)

nitrogen

5.

organelle where photosynthesis occurs is the

a)

mitochondria

b)

ribosome

c)

chloroplast

d)

nucleus

6.

How do plants gets their food?

a)

they eat other animals

b)

make their own food

c)

they don't need food

d)

other living things bring them their food

7.

What is the name of the simple sugar that is produced in photosynthesis?

a)

Sucrose

b)

Dextrose

c)

Glucose

d)

Lactose

8.

What gas is USED in Respiration?

a)

O₂

b)

CO₂

c)

H₂O

d)

CHO₂

9.

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

10.

What is one reactant that heterotrophs (like us humans) breathe out that plants use?

a)

a camera and tripod

b)

$CO_2\$ carbon dioxide

c)

roots, flowers, and bees

d)

glucose $C_6H_{12}O_{6_{ }}$

11.

What is the chemical formula for glucose?

a)

C₆H₁₂O₆

b)

C₆H₆O₁₂

c)

C₁₂H₆O₁₂

d)

C₆O₂H₆

12.

If carbon dioxide is completely removed from a plant’s environment, what would you expect to happen to the plant’s production of Glucose?

a)

Glucose production will increase.

b)

Glucose will not be produced.

c)

The rate of glucose production will decrease .

d)

Fewer glucose will be produced at first, but then the plant will recover.

13.

Select all the products of Photosynthesis.

a)

$H_2O$ (Water)

b)

$CO_2$ (Carbon Dioxide)

c)

$O_2$ (Oxygen)

d)

Sunlight (Light Energy)

e)

$C_6H_{12}O_6$ (Glucose)

14.

Diagram shows 4 needs of photosynthesis. What is 3?

a)

Carbon dioxide

b)

Water

c)

Chlorophyll

d)

Sunlight

15.

The correct photosynthesis equation is:

a)

$C_6H_{12}O_6\ +\ 6O_2\ \rightarrow\ 6H_2O\ +\ 6CO_2\ +ATP$

b)

$6H_2O\ +\ 5CO_2\ \rightarrow\ sunlight\ \rightarrow\ 6O_2\ +\ C_6H_{12}O_6\$

c)

$6H_2O\ +\ 6CO_2\ +\ sunlight\ \rightarrow\ 6O_2\ +\ C_6H_{12}O_6$

d)

None of the above

16.

Select ALL the reactants of Photosynthesis. *clue: 3*

a)

$H_2O$ (Water)

b)

$CO_2$ (Carbon Dioxide)

c)

$O_2$ (Oxygen)

d)

Sunlight (Light Energy)

e)

$C_6H_{12}O_6$ (Glucose)

Intro to Photosynthesis

Total questions: 16

Worksheet time: 24mins

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