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Worksheets3- Cell Processes and Energy
Total questions: 17
Worksheet time: 11mins
Name
Class
Date
1.
What are the products of photosynthesis?
a)
carbon dioxide and water
b)
oxygen and water
c)
carbon dioxide and sugars
d)
oxygen and sugars
2.
How does photosynthesis benefit heterotrophs?
a)
It adds carbon dioxide to the air.
b)
It creates food that they can eat.
c)
It eliminates harmful sugars.
d)
It creates clean water.
3.
Carbon dioxide enters plants through the
a)
pigments
b)
chloroplasts
c)
chlorophyll
d)
stomata
4.
During what stage of the cell cycle does replication occur?
a)
interphase
b)
cytokinesis
c)
prophase
d)
mitosis
5.
The regular cycle of growth and division that cells undergo is called
a)
replication
b)
the cell cycle
c)
interphase
d)
mitosis
6.
What is copied during replication?
a)
the cell's organelles
b)
chromosomes
c)
the cell's DNA
d)
two daughter cells
7.
How are photosynthesis and respiration related?
a)
They have opposite equations.
b)
They have the same equation.
c)
They both produce carbon dioxide.
d)
They both produce oxygen.
8.
What are chromatids?
a)
identical strands of chromosomes
b)
identical daughter cells
c)
doubled rods of centromeres
d)
pigments that absorb the energy in sun
9.
What captures energy from sunlight during photosynthesis?
a)
solar cells
b)
stomata
c)
chlorophyll
d)
carbohydrates
10.
The stage of the cell cycle that follows mitosis is called
a)
interphase
b)
metaphase
c)
cytokinesis
d)
telophase
11.
Plants use energy from the sun to produce carbon dioxide and sugars.
a)
True
b)
False
c)
True
d)
False/Oxygen
12.
Photosynthesis and respiration form a cycle that keeps the levels of water and carbon dioxide fairly constant in the atmosphere
a)
True
b)
False/Sugar
c)
False/Madden
d)
False/Oxygen
13.
A cell makes a copy of its DNA during the stage of the cell cycle called mitosis.
a)
False/metaphase
b)
True
c)
False/interphase
d)
False/anaphat
14.
When muscle cells run low on oxygen, lactic acid fermentation takes place.
a)
True
b)
False/Madden
15.
Small openings called ______ allow carbon dioxide to enter a leaf.
a)
Plants
b)
Stomata
c)
Sun
d)
Photosynthesis
16.
Almost all living things depend on the process of _____ to supply them with the energy they need.
a)
cellular respiration
b)
photosynthesis
17.
Chloroplasts contain a pigment called _____ that captures the energy in light.
a)
chloroplasts
b)
plants
c)
chlorophyll
d)
Madden
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