Biology 11 chapter 4
Bioenergetics - 8
1.
Aerobic respiration takes place in the presence of ___?
a) nitrogen
b) hydrogen
c) oxygen
d) carbon dioxide
2.
In respiration, glucose is ___?
a) reduced
b) not affected
c) hydrolysed
d) oxdixed
3.
73) The hydrogens lost by glucose during respiration are accepted by ___?
a) nitrogen
b) carbon
c) phosphorus
d) oxygen
4.
Anaerobic respiration is also known as ___ ?
a) glycolysis
b) fermentation
c) kreb cycle
d) calvin cycle
5.
Which one of the following is Not a product of fermentation?
a) glucose
b) lactic acid
c) carbon dioxide
d) ethyl alcohol
6.
Glycogen is the stored food of ___?
a) yeast
b) animals
c) bacteria
d) plants
7.
The break down of a glucose molecule into two molecules of pyruvic acid is known as ___ ?
a) electron transport chain
b) glycolysis
c) kreb cycle
d) calvin cycle
8.
Glycolysis takes place in the ___ of cell?
a) mitochondria
b) ribosomes
c) nucleus
d) cytoplasm
9.
Which one of the following event takes place during preparatory phase of glycolysis?
a) pyruvic acid is oxidized
b) pyruvic acid is reduced
c) acetyl Co A is formed
d) glucose is broken down
10.
Glucose is converted to glucose-6-phosphate with the transfer of phosphate to glucose by ATP. This is called as ___?
a) reduction
b) dephosphorylation
c) isomerism
d) phosphorylation
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