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Online Tests
Biology 10th Class English Medium Chapter 16 Online Test MCQs With Answers
Question # 1
Living of nitrogen fixing bacteria in the roots nodules of Leguminous plant is an example of.
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Predation
Parasitism
Mutualism
Commensalism
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Question # 2
Which of the following is the abiotic part of ecosystem.
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Grass
Goat
Lion
Soil
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Question # 3
250 years age, the population of world was approximately ------------ million.
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400
500
600
700
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Question # 4
Formation of Nitriates and nit5rates from ammonia is called.
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Nitrification
Ammonification
Denitrification
Assimilation
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Question # 5
The populations that live in a habitat and interact with one another are collectively called.
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Biosphere
Ecosystem
Community
species
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Question # 6
The base of food chain is always formed by:
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Producers
Consumers
Decomposrs
Heterotrophs
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Question # 7
A group of organisms, similar to one another, which can interbreed in nature and produce fertile off springs.
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Species
Genus
Family
Population
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Question # 8
In the food chain"grass......rabbit....... fox..............bear...........mushroom", how many types of decomposers are present"?
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1
2
3
4
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Question # 9
Consumers include:
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animals
protozoans
fungi
all of these
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Question # 10
Which of the following is not an example of green house gas?
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CO
2
Methane
Oxygen
Nitrous oxide
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Question # 11
An example of carnivores plant is.
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Mosses
Ferns
Rose plant
Sundew
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Question # 12
conversion of the nitrogen gas into nitrates is called.
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Denitrification
Nitrogen fixation
Assimilation
Ammonification
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Question # 13
Example of Endoparasite is.
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Plasmodium
Mosquito
Leech
Lices
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