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Online Tests
Biology Fsc Part 1 Chapter 11 Online Test MCQs With Answers
Question # 1
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 # 2
Chlorophyll 'a' is
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Yellow green
Orange green
Blue green
Green black
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Question # 3
Which metal atom is present in chlorophyll.
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Cu
Fe
Mg
K
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Question # 4
Photosynthetic pigments organized into clusters are called.
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Tkoids
Photosynthesis
Stroma
Granna
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Question # 5
One of the following is not an accessory pigment.
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chlorophyll 'a'
Xanthophyll
Carotenes
Chlorophyll 'b'
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Question # 6
Plastocyanin protein contains.
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Iron
copper
Potassium
Magnesium
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Question # 7
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 # 8
Which statement about oxidative phosphorylation is not true
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Its functions can be served equally well by fermentation
In eukaryotes, its takes place in mitochondria
It is brought about by the chemiosmotic mechanism
It is the formation of ATP during the operation of the respiratory chain
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Question # 9
Glycolysis is the break down of
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Fructose
Glucose
Lactose
Maltose
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Question # 10
The percentage of photosynthesis carried out by terrestrial plants is about.
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10
20
30
40
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Question # 11
The breaking of terminal phosphate of ATP releases energy of about.
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4.5 Kcal
6.5 Kcal
7.3 Kcal
3.7 Kcal
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Question # 12
Glycolysis
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Produces no ATP
It is same as fermentation
Takes place in the mitochondria
Reduces two molecules of NAD
+
For every glucose molecule processed
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Question # 13
the light falling on leaf surface is absorbed about.
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1%
25%
50%
100%
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Question # 14
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 # 15
The fluid filled region of the chloroplast is.
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Matrix
cisternae
Stroma
cytoplasm
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Question # 16
Conversion of one pyruvic acid into one acetyl Co A gives off one molecule of.
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ATP
Oxygen
Water
Carbon di oxide
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Question # 17
When a green plant performs photosynthesis at it maximum rate
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The rate of water loss in high
The water content of the plant will be low
The energy content of the plant will be low
The energy content will be unaffected
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