photosynthesis test

Name ______________________________ Period __________
Date _________________
Photosynthesis Test
True/False
Indicate whether the sentence or statement is true or false. Write the words “True or False” in the blanks.
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1. Photosynthesis is a process that takes place in autotrophs.
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2. All organisms require energy to carry out life processes.
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3. Most plants are heterotrophic.
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4. The major light-absorbing pigment in plants is chlorophyll.
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5. Oxygen and water, in the presence of sunlight, will react to form glucose and carbon dioxide gas.
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6. The only difference between a plant cell and an animal cell is that plant cells have chloroplasts.
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7. Chlorophyll is a found in the mitochondria.
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8. Bromothymol blue solution will change from blue to yellow when carbon dioxide gas is added.
Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question. Print the letter in the blank.
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9. Based on the cycle of photosynthesis and cellular respiration, one can say that the ultimate original source
of energy for all living things on Earth is
a. glucose
c. the sun.
b. water.
d. carbon dioxide.
10. The process whereby plants capture energy and make complex molecules is known as
a. diffusion
c. photosynthesis.
b. evolution.
d. development.
11. As a result of photosynthesis,
a. our atmosphere is now rich in oxygen gas.
b. animals can get energy directly from the sun.
c. plants convert chlorophyll into water
d. abundant quantities of carbon dioxide are produced
12. The major atmospheric byproduct of photosynthesis is
a. nitrogen.
c. water.
b. carbon dioxide.
d. oxygen.
13. A structure within a cell that performs a specific function is called a(n)
a. organelle.
c. tissue.
b. organ tissue.
d. biocenter.
14. The organelles in plant cells that contain a green pigment and are associated with photosynthesis are the:
a. mitochondria.
c. chloroplasts.
b. vacuoles
d. Golgi apparatus.
15. Plant cells have large membrane-bound spaces in which water, waste products, and nutrients are stored.
These places are known as
a. mitochondria.
c. Golgi apparatus.
b. chloroplasts.
d. vacuoles.
____ 16. Plant cells
a. do not contain mitochondria.
b. have a cell wall instead of a cell membrane.
c. have a large vacuole instead of a Golgi apparatus.
d. have chloroplasts and a cell wall.
____ 17. Which of the following is the correct order of organization of structures in living things, from simplest to
most complex?
a. organ systems, organism, organs, tissues, cells
b. tissues, cells, organs, organ systems, organism
c. cells, tissues, organ systems, organs, organism
d. cells, tissues, organs, organ systems, organism
____ 18. The primary function of roots is
a. to absorb sunlight
b. to transport food up the stem.
c. the absorption of water and minerals.
d. water storage.
____ 19. Photosynthesis enables plants to produce most of the glucose that they need. What is not required for
photosynthesis to take place?
a. carbon dioxide.
c. light.
b. water.
d. oxygen
____ 20. Two activators must be present in order for photosynthesis to take place in green plants. The activators
are:
a. chlorophyll and sunlight
c. water and oxygen
b. sunlight and oxygen
d. chlorophyll and sodium
____ 21. The two main reactants of photosynthesis are:
a. water and oxygen
c. water and carbon dioxide
b. chlorophyll and oxygen
d. glucose and carbon dioxide
____ 22. Organs associated with photosynthesis are:
a. chloroplasts
c. green leaves
b. chlorophyll
d. kidneys
____ 23. Photosynthetic organisms are:
a. people.
c. brightly colored fish
b. trees
d. mushrooms
____ 24. Which type of cells can undergo photosynthesis?
a. plant cells
c. bacterial cells
b. animal cells
d. fungal cells
Use the following picture to answer
questions #25-28.
____ 25. Which organelle provides evidence that this cell can absorb sunlight to produce its own food?
a. Organelle #1
c. Organelle #3
b. Organelle #2
d. Organelle #4
____ 26. The cell in this picture is a(an):
a. animal cell
b. bacterial cell
c. protozoan cell
d. plant cell
____ 27. Cell organelle labeled #2 is a:
a. vacuole
b. nucleus
c. chloroplast
d. mitochondrion
____ 28. Cell organelle labeled #3 is a:
a. vacuole
b. nucleus
c. chloroplast
d. mitochondrion
Photosynthesis
Answer Section
TRUE/FALSE
1.
2.
3.
4.
5.
6.
7.
8.
T
T
F
T
F
F
F
T
MULTIPLE CHOICE
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
25.
26.
27.
28.
C
C
A
D
A
C
D
D
D
C
D
A
C
C
B
A
B
D
C
D