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Biology 9 Chapter 7 Bioenergetics-8
1.
Respiration that takes place in the absence of oxygen is known as?
a) Dark respiration
b) Aerobic respiration
c) Light respiration
d) Anaerobic respiration
2.
Anaerobic respiration is also known as?
a) Photosynthesis
b) Oxidation
c) Phosphorylation
d) Fermentation
3.
How many types do anaerobic respiration have?
a) Two
b) Three
c) Five
d) Four
4.
Fermentation in which pyruvic acid is converted into ethyl alcohol is known as?
a) Lactic acid fermentation
b) Alcoholic fermentation
c) All of these
d) Pyruvic acid fermentation
5.
Fermentation in which the pyruvic acid is converted into lactic acid is known as?
a) Alcoholic fermentation
b) All of these
c) Pyruvic acid fermentation
d) Lactic acid fermentation
6.
Alcoholic fermentation takes place in?
a) Bacteria only
b) Human muscles
c) Bacteria and yeast
d) Yeast only
7.
Lactic acid fermentation takes place in?
a) Human bones
b) Human muscles
c) Human joints
d) Human sex cells
8.
Lactic acid fermentation takes place in bacteria which are present in?
a) All of these
b) Human gut
c) Milk
d) Water
9.
How many carbon atoms are present in lactic acid?
a) Five
b) Four
c) Three
10.
How many carbon atoms are present in pyruvic acid?
a) Two
b) Five
c) Four
d) Three
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