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MEDIUM
ENGLISH
Biology
Chlorophylls are found embedded in the __________ membranes?
A
Stroma
Option A
B
Grana
Option B
C
Thylakoid
Option C
D
Intergrana
Option D
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MEDIUM
ENGLISH
Biology
Xanthophylls are _________ pigments
A
Yellow
Option A
B
Red
Option B
C
Orange
Option C
D
Green
Option D
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MEDIUM
ENGLISH
Biology
Complete breakdown of glucose molecule takes place in which of the following?
A
Alcoholic fermentation
Option A
B
Lactic acid fermentation
Option B
C
Aerobic respiration
Option C
D
All of these
Option D
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MEDIUM
ENGLISH
Biology
Chlorophylls mainly absorb _________ wavelengths?
A
Orange – blue
Option A
B
Violet – red
Option B
C
Yellow – orange
Option C
D
Orange – red.
Option D
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MEDIUM
ENGLISH
Biology
Deficiency of ___________ causes yellowing in plants?
A
Magnesium
Option A
B
Iron
Option B
C
Chlorine
Option C
D
Oxygen
Option D
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MEDIUM
ENGLISH
Biology
In alcoholic fermentation Pyruvic acid is broken down into?
A
Acetaldehyde
Option A
B
Methyl alcohol
Option B
C
Ethyl alcohol
Option C
D
Lactic acid
Option D
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MEDIUM
ENGLISH
Biology
The chlorophyll molecule is embedded in the core of thylakoid membrane which acts as___________?
A
Hydrophilic
Option A
B
Hydrophobic
Option B
C
Both of these
Option C
D
None of these
Option D
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MEDIUM
ENGLISH
Biology
The most important photosynthetic pigment is ___________?
A
Chlorophyll a
Option A
B
Chlorophyll b
Option B
C
Xanthophyll
Option C
D
Carotenes
Option D
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MEDIUM
ENGLISH
Biology
In which of the following component of the body, lactic acid fermentation takes place?
A
Brain
Option A
B
Heart
Option B
C
Liver
Option C
D
Muscles
Option D
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MEDIUM
ENGLISH
Biology
Final acceptor of electrons in respiratory chain is____________?
A
NADH
Option A
B
Cytochrome a3
Option B
C
Water
Option C
D
Oxygen
Option D
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MEDIUM
ENGLISH
Biology
In Anaerobic respiration only __________ % of the energy present within the chemical bond of glucose is converted into ATP?
A
1%
Option A
B
2%
Option B
C
3%
Option C
D
4%
Option D
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MEDIUM
ENGLISH
Biology
From one pyruvate passing through Kreb’s cycle, how many NADH are formed?
A
1
Option A
B
2
Option B
C
3
Option C
D
4
Option D
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MEDIUM
ENGLISH
Biology
Cellular respiration is essentially a/an _____________ process?
A
Oxidation.
Option A
B
Reduction.
Option B
C
Redox.
Option C
D
None of the above.
Option D
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MEDIUM
ENGLISH
Biology
ATP are consumed during___________?
A
Glycolysis
Option A
B
Kreb’s cycle
Option B
C
Light dependent phase
Option C
D
none of these
Option D
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MEDIUM
ENGLISH
Biology
Breaking of terminal phosphate of ATP releases about ___________ Kcal of energy?
A
6.1
Option A
B
6.3
Option B
C
7.1
Option C
D
7.3
Option D
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MEDIUM
ENGLISH
Biology
Lungs are spongy due to the presence of million of___________?
A
Air sacs
Option A
B
Alveoli
Option B
C
Bronchioles
Option C
D
Parabronchi
Option D
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MEDIUM
ENGLISH
Biology
___________ respiration is directly involved in the production of energy, necessary for all living activities?
A
Organismic
Option A
B
Cellular
Option B
C
Both of these
Option C
D
None of these
Option D
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MEDIUM
ENGLISH
Biology
Lungs are covered with double layered thin membranous sac called___________?
A
Disphragm
Option A
B
Pleura
Option B
C
Pericardium
Option C
D
Rib cage
Option D
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MEDIUM
ENGLISH
Biology
___________ respiration is the process by which cell utilized oxygen and produces CO2 ?
A
Cellular
Option A
B
Organismic
Option B
C
Both of these
Option C
D
None of these
Option D
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MEDIUM
ENGLISH
Biology
During rest the breathing occurs rhythmically at the frequency of _________ times per minute in human?
A
16-30
Option A
B
15-20
Option B
C
5?10
Option C
D
6?12
Option D
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