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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
the sun
B
bacteria
C
water
D
animals
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 oxygen from the atmosphere during the process of cellular respiration
C
help capture light from the Sun 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
enzymes
B
proteins
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
carbon dioxide
C
water molecules which then evaporate through openings called stomata
D
highly condensed carbon compounds, such as carbohydrates
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, diminish
B
increase, diminish
C
decrease, enhance
D
increase, enhance
6) name of the molecule used by cells to temporarily store energy?
A
adenosine triphosphate
B
ethyl alcohol
C
glucose
D
adenosine diphosphate
7) Which is true?
A
New compounds with lower energy bonds must be formed when the high energy bonds in food molecules ar
B
New compounds with higher energy bonds must be formed when the low energy bonds in food molecules ar
C
The energy in the new compounds that are formed must be equal to the energy in the bonds of the food
D
Energy is created only during the processes of photosynthesis and cellular respiration.
8) Which organelles releases energy stored in food?
A
lysosomes
B
endoplasmic reticulum
C
chloroplasts
D
mitochondria
9) Which organelles make glucose from sunlight
A
mitochondria
B
endoplasmic reticulum
C
lysosomes
D
chloroplasts
10) Hydolysis removes what from the ATP molecule to produce free energy and ADP
A
carbon dioxide
B
ribose
C
phosphate group
D
adenine
*select an answer for all questions
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