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Online Tests
Biology Fsc Part 1 Chapter 11 Online Test MCQs With Answers
Question # 1
The amount of glucose into ATP during an aerobic respiration is.
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1%
2%
3%
4%
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Question # 2
Which is stimulus for cyclic phosphorylation.
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Low CO2
Low O2
Low ATP
Low NADPH
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Question # 3
Haem portion of hemoglobin is same to porphyrin ring with a difference of.
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Carbon atom
Hydrogen atom
Iron atom
Oxygen atom
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Question # 4
Carbon dioxide enters the leaves through
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Stomata
Stroma
Gurad cells
Cuticle
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Question # 5
The first in the Krebs cycle is the union of acetyl CoA with Oxaloacetate to form.
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Citrate
Fumarate
succinate
Acetate
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Question # 6
The citric acid cycle
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Takes place in the mitochondrion
Produces two molecules of NAD
+
for every glucose molecule processed
It is same as fermentation
Has no connection with the respiratory chain
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Question # 7
Chlorophyll 'a' is
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Yellow green
Orange green
Blue green
Green black
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Question # 8
In the citric acid cycle acetyle COA reacts with oxaloacetate to form
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Pyruvate
ATP
NADH
Citrate
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Question # 9
Which one of the copper containing proteins.
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Ferredoxin
Plastocyanin
Plastogulnone
Cytochromes
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Question # 10
Magnesium of chlorophyll is replaced in hemoglobin by.
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Calcium
Iron
Potassium
Phosphorus
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Question # 11
Glycolysis is the break down of
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Fructose
Glucose
Lactose
Maltose
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Question # 12
The percentage of photosynthesis carried out by terrestrial plants is about.
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10
20
30
40
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Question # 13
Each mesophyll cell of leaf has chloroplast about.
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10-20
20-80
20-100
100-110
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Question # 14
One of the accessory photosynthetic pigments carotenes are mostly.
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Green to yellow
Red to orange
Yellow to Orange
Orange and Red
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Question # 15
Engelmann used in his experiment in 1883
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sprogyra
Aerobic bacteria
Anaerobic bacteria
Both a and b
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Question # 16
During the dark reaction of photosynthesis, the main process that occurs is
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Release of oxygen
Energy absorption by the chlorophyll
Adding of hydrogen to the carbon dioxide
Formation of ATP
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Question # 17
Chlorophyll molecule contains except.
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Magnesium
Iron
Calcium
Phosphorus
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Question # 18
Pyruvic acid is formed from glucose in.
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Matrix of mitochondria
cytosol
Stroma
Chloroplast
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