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Bioenergetics #2
Test Description: Review for Keystone - module 1, anchor 3
Instructions: Answer all questions to get your test result.
1) Energy used for life processes is ultimately derived from
A
animals
B
water
C
the sun
D
bacteria
2) Chloroplasts contain flattened disks known as thylakoids that are stacked into grana. In the thylakoids are proteins that
A
help capture oxygen from the atomosphere during the process of photosythesis
B
help capture light from the Sun during the process of cellular respiration
C
help capture oxygen from the atmosphere during the process of cellular respiration
D
help capture light from the Sun during the process of photosynthesis.
3) Which contains high-energy bonds and is used for long-term energy storage?
A
proteins
B
enzymes
C
lipids
D
sugars
4) During photosynthesis, radiant energy from the Sun is transferred to plants and other photosynthetic organisms. The chloroplasts in the cells of these organisms then transform the
A
protein molecules
B
highly condensed carbon compounds, such as carbohydrates
C
carbon dioxide
D
water molecules which then evaporate through openings called stomata
5) The inner membrane of the mitochondrion is folded into cristae. The cristae ________ the surface area of the inner membrane and ________ the mitochondrion\\\'s ability to produce ATP
A
decrease, enhance
B
increase, enhance
C
decrease, diminish
D
increase, diminish
6) name of the molecule used by cells to temporarily store energy?
A
adenosine triphosphate
B
adenosine diphosphate
C
glucose
D
ethyl alcohol
7) Which is true?
A
New compounds with higher energy bonds must be formed when the low energy bonds in food molecules ar
B
The energy in the new compounds that are formed must be equal to the energy in the bonds of the food
C
Energy is created only during the processes of photosynthesis and cellular respiration.
D
New compounds with lower energy bonds must be formed when the high energy bonds in food molecules ar
8) Which organelles releases energy stored in food?
A
mitochondria
B
chloroplasts
C
endoplasmic reticulum
D
lysosomes
9) Which organelles make glucose from sunlight
A
lysosomes
B
mitochondria
C
chloroplasts
D
endoplasmic reticulum
10) Hydolysis removes what from the ATP molecule to produce free energy and ADP
A
ribose
B
phosphate group
C
adenine
D
carbon dioxide
*select an answer for all questions
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