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Online Tests
Biology Fsc Part 1 Chapter 11 Online Test MCQs With Answers
Question # 1
Total photosynthesis is carried out by the terrestrial plants in about.
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15%
10%
20%
22%
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Question # 2
Chlorophyll molecule contains except.
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Magnesium
Iron
Calcium
Phosphorus
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Question # 3
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 # 4
Van Niel hypothesized that source of oxygen during photosynthesis is.
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Water
NADP
Chlorophyll
Carbon di oxide
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Question # 5
During respiratory chain co enzyme Q is oxidized.
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Cytochrome a
Cytochrome b
Cytochrome c
Cytochrome a3
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Question # 6
The mechanism for ATP synthesis is
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Chemosynthesis
Photosynthesis
Chemiosmosis
Phosphorylation
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Question # 7
Magnesium is an important untrient ion in green plants as it is an essential component of
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Cell sap
Protein
Chlorophyll
Glucose
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Question # 8
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 # 9
Plastocyanin protein contains.
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Iron
copper
Potassium
Magnesium
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Question # 10
When deprived of oxygen, yeast cells obtain energy by fermentation, producing carbon dioxide, ATP, and
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Acetyl CoA
Ethyl alcohol
Lactate
Pyruvate
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Question # 11
Calvin cycle is also known as
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C1 Pathway
C2 pathway
C3 Pathway
C4 Pathway
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Question # 12
The fluid filled region of the chloroplast is.
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Matrix
cisternae
Stroma
cytoplasm
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Question # 13
Which is stimulus for cyclic phosphorylation.
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Low CO2
Low O2
Low ATP
Low NADPH
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Question # 14
A group of similar cells that perform specific function is called.
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Tissue
Organ
System
Organdies
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Question # 15
Chlorophyll 'a' is
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Yellow green
Orange green
Blue green
Green black
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Question # 16
One of the following is not an accessory pigment.
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chlorophyll 'a'
Xanthophyll
Carotenes
Chlorophyll 'b'
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Question # 17
Carbon fixation refers to the initial incorporation of
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Carbon
Oxygen
CO
2
Hydrogen
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Question # 18
A kind of chemicals link between anabolism and catabolism.
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ATP
Protean
Glucose
None of these
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