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9th Class Biology Chapter 7 Bioenergetics English Medium KPK Boards Online Mcqs MCQs With Answers
Question # 1
.................. does not require sunlight.
Choose an answer
Photosynthesis
Respiration
Both
None
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Question # 2
Chlorophyll is present in green plastids of plants called ................ .
Choose an answer
Strome
Chloroplast
Grana
Thylakoid
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Question # 3
In which compound of the leaf cells, chlorophyll is present?
Choose an answer
Stroma
Thylakoids
Plasma membrane
Cytoplasm
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Question # 4
When we work hard we suffer from muscle fatigue because muscle cells:
Choose an answer
Carry out aerobic respiration at faster rate and so are tired
Carry out anaerobic respiration and so-accumulate more CO
2
Carry out anaerobic respiration and so accumulate lactic acid
Carry out aerobic respiration at faster rate and so burst
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Question # 5
Exchange of water vapours and gases occurs in leaf through:
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Stomata
Epidermics
Xylem
Phloem
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Question # 6
Which of the following chemical is used to identify the starch in leaves?
Choose an answer
KOH
KHCO
3
Ethanol
Iodine solution
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Question # 7
The water from the soil enters into the root hairs by the process of
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Photosynthesis
Osmosis
Diffusion
Respiration
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Question # 8
There are _________ P-bonds in an ATP molecule.
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Two
Nine
Six
Four
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Question # 9
The purpose of respiration is to ................ energy.
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Absorb
Release
Both
None
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Question # 10
Chlorophyll pigment absorbs maximum light in wavelengths of:
Choose an answer
Green and blue
Green and red
Green only
Red and blue
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Question # 11
When we work hard we suffer form muscle fatigue muscle cells.
Choose an answer
Carry out aerobic respiration and so accumulate more CO
2
Carry out anaerobic respiration and so accumulate lactic acid
Carry out aerobic respiration at faster rate and so accumulate lactic acid
Carry out aerobic respiration at faster rate and so are tired
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Next
Question # 12
Aerobic respiration needs free ............. .
Choose an answer
Carbon
Nitrogen
Oxygen
None
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Question # 13
Light reaction takes place in the ...... of chloroplast.
Choose an answer
Granum
Strome
Intergrana
All
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