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Biology 9th Class English Medium Online Test MCQs With Answers
Question # 1
The hypotheses, which are often tested and never rejected become
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Laws
Principles
Theories
Results
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Question # 2
What would be the best experimental design for testing a hypothesis that bean plants require sodium?
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Measure the amount of sodium in a few bean plants
Grow bean plants with and without sodium
Look for sodium in leaf tissues
Analyze root contents for sodium
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Question # 3
The death of the heart tissue is called:
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Arterioclerosis
Atherosclerosis
Myocardial infarction
Thalassemia
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Question # 4
Prosthetic by all enzymes :
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Required by all enzymes
Loosely attached with enzymes
Proteins In nature
Tightly bound to enzyme
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Question # 5
The site for Calvin cycle is:
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Stroma
Grana
Plasmodesmata
Cytoplast
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Question # 6
Cytokineses in a plant cell is characterized by:
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The equal division of homologous chromosomes
A pinching off a cell membrane to divide the cell
The formation of a cell plate in the cytoplasm
The movement of the chromosomes from the metaphase plate
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Question # 7
_______________ described the nucleus as characteristics spherical body in plant cells.
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Robert hooke
Robert Brown
Leeuwenhoek
Dolland
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Question # 8
Pepsin works at the PH of ............... .
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1
2
3
4
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Question # 9
In every proportion of two ratios are
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Two terms
Three terms
Four terms
Five terms
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Question # 10
Glycolysis takes place in ................. .
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Cytosol
Mitochondria
Lysosome
None
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Question # 11
In sparrows malaria is spread by
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Culex mosquito
Anopheles mosquito
Marshy areas
Any mosquito
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Question # 12
According to pressure flow mechanism which is the actual force behind the movement of food in phloem?
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Drop in the pressure at the sink end
Gain of water at the sink end
Osmotic pressure
All of these
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Question # 13
Healthy person's blood should be ____________ from plasmodium.
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Full
Half
Free
None
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