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Biology 10th Class English Medium Online Test MCQs With Answers
Question # 1
250 years age, the population of world was approximately ------------ million.
Choose an answer
400
500
600
700
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Question # 2
One organism kills and feed on other organism is called.
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Predation
Parasitism
Mutuatism
Commensalism
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Question # 3
Genes are cut from DNA.
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Ligase
Restriction endonuclease
Urokinesis
Lipase
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Question # 4
Charles Darwin published a book "on the origin of species by means of Natural Selection" in:
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1858
1859
1889
1890
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Question # 5
Double fertilization in plants means:
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Fusion of two sperm with two egg cells.
Fusion of one sperm with egg cell and other sperm with fusion nucleus
Fusion of two sperm with single egg cell
Fusion of tube nucleus with fusion nucleus and sperm egg cell
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Question # 6
A group of organisms of the same species inhabiting a species geographical area ta a particular time is called:
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population
community
ecosystem
species
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Question # 7
The hormone which increase the rate of reabsorption of water form nephorn is:
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glucagon
insulin
vesoporession
epineophrine
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Question # 8
Essential process for continuation of species is:
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Reproduction
Cloning
Respiration
Locomotion
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Question # 9
The function of male and female gametes is called:
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fertilization
pollination
propagation
reproduction
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Question # 10
Amount of nitrogen in expired air is:
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70%
80%
79%
4%
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Question # 11
Alternatives forms of a gene are called:
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Allele
DNA
Chromosome
Gamete
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Question # 12
Sulfonamides affect bacteria in the following way:
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Break the cell wall
Inhibit protein synthesis
Stop the synthesis of new cell wall
Stop the synthesis of folic acid
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Question # 13
Inflammation of membrane at joints is called.
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Osteoarthrits
Rheumatoid arthritis
Arthritis
Gout
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