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Name:_____________________
Cell Processes Practice
Cell Processes Practice
____1. During respiration, organisms generally use
A) carbon dioxide and give off oxygen
Date:________/Page#:______
Mr. Jensen/Period:______
____6. Base your answer to the following question on the
diagram below and on your knowledge of biology. The
diagram represents some processes occurring in the leaf of
a plant.
B) nitrogen and give off carbon dioxide
C) carbon dioxide and give off nitrogen
D) oxygen and give off carbon dioxide
____2. Which process involves the release of energy from
carbohydrates?
A) photosynthesis
B) egestion
C) respiration
D) excretion
____3. Within a plant cell, the glucose formed by
photosynthesis may be used for
Which letters indicate substances needed by the leaf to
carry out the process of respiration?
A) A and C
A) energy during cellular respiration
B) an enzyme for intracellular digestion
C) the absorption of radiant energy
B) B and C
C) C and D
D) B and D
D) a source of molecular oxygen
____4. In a green plant, which gas is used in aerobic
respiration?
____7. In the reaction illustrated in the diagram below, which
structure represents the enzyme?
A) ammonia
B) oxygen
C) nitrogen
D) carbon monoxide
A) A
____5. Two examples of carbohydrates are
B) B
A) fatty acids and glycerol
C) C
B) fats and waxes
D) D
C) sugars and starches
D) amino acids and alcohol
Page 1
Cell Processes Practice
____8. Base your answer on the diagram below which
represents some of the events that take place in a
chloroplast.
____10. Which of the following diagrams correctly shows the
compounds that plants take in and release during
photosynthesis?
A)
B)
Chlorophyll is involved in the production of
A) oxygen
B) carbon dioxide
C) carbon monoxide
D) ozone
C)
____9. In the diagram below, which substance belongs in area
Z?
D)
____11. Vegetable oil is what kind of substance?
A) water
A) fat
B) oxygen
B) protein
C) nitrogen
C) carbohydrate
D) carbon
D) salt
Page 2
Cell Processes Practice
____12. Some activities that take place in a plant are
represented in the diagram below.
____15. The diagram below is a pictograph representing the
estimated chemical composition of the human body.
The arrows in the diagram are associated with a process
that involves the use of
A) mitochondria
B) chloroplasts
What percent of the human body is composed of inorganic
material?
C) vacuoles
A) 25%
D) cytoplasm
B) 32%
C) 68%
____13. When animals eat food containing protein the protein
is broken down in thier bodies into
_____________________.
A) glucose
D) 74%
____16. Which is a carbohydrate molecule?
B) cellulose
A) C6H6O6
C) lipids
B) Cl2H12O6
D) amino acids
C)
C6H12O5
D)
C6H12O6
____14. Which elements are present in all organic compounds?
A) hydrogen and oxygen
____17. Which formula represents an organic compound?
B) nitrogen and oxygen
A) CO2
C) nitrogen and carbon
B) H2O
D) hydrogen and carbon
C) NaCl
D) C12H22O11
Page 3
Cell Processes Practice
___18. Base your answer to the following question on the diagram below.
Which organism carries out autotrophic nutrition?
A) frog
B) snake
C) plant
D) grasshopper
____19. Which element is present in living cells and in all
organic compounds?
____21. Which cell organelle indicated in the diagram below
controls cell activities?
A) potassium
B) sulfur
C) nitrogen
D) carbon
____20. What is the site of protein synthesis in plant cells?
A) nuclei
B) chromosomes
A) A
C) vacuoles
B) B
D) ribosomes
C) C
D) D
Page 4
Cell Processes Practice
____22. A cell is represented in the diagram shown below.
Base your answers to questions 24 and 25 on the diagrams below
which represent two different cells.
Which statement about the cell is correct?
A) A makes and secretes substances.
B) B contains genetic material.
____24. Cell II most likely represents a plant cell due to the
presence of
C) C is a site of photosynthesis.
A) cell membrane
D) D is the site of respiration.
B) nucleus
____23. Which letter indicates a cell structure that controls the
movement of materials into and out of the cell?
C) cytoplasm
D) cell wall
____25. In both cells, the organelles labeled B are the
A) cell membranes
B) vacuoles
C) nuclei
D) chloroplasts
A) A
B) B
C) C
D) D
Page 5
Cell Processes Practice
Answer Key
1.
D
2.
C
3.
A
4.
B
5.
C
6.
D
7.
B
8.
A
9.
D
10.
D
11.
A
12.
B
13.
D
14.
D
15.
C
16.
D
17.
D
18.
C
19.
D
20.
D
21.
B
22.
B
23.
B
24.
D
25.
C
Cell Processes Practice
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Class __________________________
Date ___________
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