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Cell Energy
Test Description: 2.2
Instructions: Answer all questions to get your test result.
1) O2 is released during
A
breathing
B
fermentation
C
cellular respiration
D
photosynthesis
2) Before the energy in food can be used by a cell, the energy must first be transferred to molecules of
A
carbohydrates
B
proteins
C
DNA
D
ATP
3) What is the primary source of energy for all organisms?
A
sunlight
B
carbohydrates
C
glucose
D
ATP
4) In eukaryotic organisms, which cell part converts energy stored in food into ATP?
A
mitochondria
B
chromosome
C
chloroplast
D
cell membrane
5) Plants are producers. Which of the following statements best describes producers?
A
They capture light energy from the sun and use it to make food
B
They use a process known as cellular respiration to make their own food
C
The obtain the food by eating other organisms
D
They take in oxygen and produce carbon dioxide
6) What structure can convert energy from the sun into chemical energy that can be used by plants and animals?
A
chloroplast
B
cell wall
C
mitochndrion
D
nucleus
7) When plants make glucose, they are converting the sun's radiant energy
A
in a process known as cellular respiration
B
into chlorophyll
C
into ATP
D
into chemical energy that can be stored
8) How is the process of fermentation different than cellular respiration?
A
Cellular respiration uses oxygen, fermentation does not
B
Cellular respiration doesn't use oxygen, fermentation does
C
Cellular respiration produces glucose, fermentation does not
D
Cellular respiration takes place in chloroplasts, fermentation does not
9) What is chlorophyll?
A
the main ingredient in ATP
B
the main ingredient in glucose
C
green pigment in chloroplasts that capture sun's energy
D
where fermentation takes place
10) How is the process of cellular respiration different in eukaryotic cells than in prokaryotic cells?
A
occurs in mitochondria in eukaryotic cells, but in the cell membrane in prokaryotic cells
B
produces lactic acid in eukaryotic cell, but carbon dioxide gas in prokaryotic cells
C
is not possible in prokaryotic cells
D
it requires oxygen in eukaryotic cells, but not in prokaryotic cells
*select an answer for all questions
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