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Photosynthesis Quiz

Total questions: 20

Worksheet time: 11mins

Name
Class
Date
1.

Lily, Kai, and Ethan are observing a plant in their garden. They notice that the plant is converting sunlight into energy. What is this process called?

a)

Respiration

b)

Transpiration

c)

Photosynthesis

d)

Chlorophyll

2.

Arjun, Rohan, and David are working on a science project about plant cells. They are specifically studying the organelle responsible for photosynthesis. Which organelle are they focusing on?

a)

Mitochondria

b)

Ribosome

c)

Nucleus

d)

Chloroplast

3.

Avery, Zoe, and Kai are working on a science project about photosynthesis. They need to identify the main pigment in plants that captures light energy for the process. What is it?

a)

melanin

b)

hemoglobin

c)

chlorophyll

d)

carotene

4.

Aiden, Hannah, and William are conducting a science experiment in their school lab. They are observing a plant under a glass dome and measuring the gases it releases during photosynthesis. What gas do they find is being released as a byproduct?

a)

Carbon dioxide

b)

Nitrogen

c)

Hydrogen

d)

Oxygen

5.

During a biology class, Nora and Grace were examining a chloroplast under a microscope. Benjamin asked, 'Which part of the chloroplast that we are observing contains chlorophyll?'

a)

Nucleus

b)

Golgi apparatus

c)

Thylakoid membranes

d)

Stroma

6.

Aria, Benjamin, and Charlotte are studying for their biology exam. They come across a question about photosynthesis. They want to know the correct equation for photosynthesis. Can you help them?

a)

6CO2 + 6H2O + ATP → C6H12O6 + 6O2

b)

6CO2 + 6H2O + light energy → C6H12O6 + 6O2

c)

6CO2 + 6H2O + heat energy → C6H12O6 + 6O2

d)

6CO2 + 6H2O + glucose → C6H12O6 + 6O2

7.
What is the function of ATP in living things?
a)
provides energy for cells
b)
stores genetic information
c)
provides structure in the nucleus
8.
Which of the following can be compared to a battery in need of recharging?  (empty wallet)
a)
ADP
b)
ATP
c)
Ribose
d)
Adenosine
9.
What are the parts of the ATP molecule?
a)
adenine, thylakoids, stroma
b)
stroma, grana, chlorophyll
c)
adenine, ribose, phosphate groups
d)
NADH, NAHPH, FADH
10.
Which bond of the ATP molecule is broken in order to release energy?
a)
A
b)
B
c)
C
d)
D
11.
Which of the following results in the storage of energy in terms of the ATP/ADP cycle?
a)
The breaking of the bond between the 5-carbon sugar and the 1st phosphate group
b)
The addition of a phosphate group
c)
The removal of a phosphate group
d)
The addition of glucose 
12.
The stacks of disks in the chloroplast are called:
a)
Lamellae
b)
Grana
c)
Stroma
d)
Thylakoid
13.
The interior space of the chloroplast is called:
a)
Lamellae
b)
Grana
c)
Stroma
d)
Thylakoids
14.

Which of the following light color is absorbed by plants?

a)

Red

b)

Green

c)

yellow

d)

Light green

15.

Choose the statement that best describes light reaction.

a)

It converts CO2 to sugar molecule

b)

It converts light energy to chemical energy of ATP and NADPH

c)

It takes place in the stroma

16.

Autotrophs (producers) can perform photosynthesis because they have -

a)

Mitochondria

b)

Ribosomes

c)

A Nucleus

d)

Chloroplasts

17.
Which choice correctly shows the gases that enter and exit plants during photosynthesis?
a)
Enter: Oxygen
Exit: Carbon dioxide
b)
Enter: Water vapor
Exit: Glucose
c)
Enter: Carbon dioxide
Exit: Oxygen
d)
Enter: Light
Exit: Water vapor
18.
After photosynthesis, plants store their energy as _________ .
a)
chlorophyll
b)
pigment
c)
glucose (sugar)
d)
Oxygen
19.
If carbon dioxide is completely removed from a plant’s environment, what would you expect to happen to the plant’s production of high-energy sugars (rate of photosynthesis)?
a)
Sugar production will likely increase.
b)
Sugars will not be produced.
c)
The rate of sugar production will decrease .
d)
Fewer sugars will be produced at first, but then the plant will recover.
20.
If we enclosed a plant in an air-proof bottle, what would happen to the rate of photosynthesis 
a)
Gradually slow down to zero because CO2 is used up
b)
Shows a constant rate as long as the light remains on
c)
Gradually speeds up because O2 builds up
d)
Gradually slows down because glucose builds up

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