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Biology 10th Class English Medium Chapter 16 Online Test MCQs With Answers

Question # 1

A relationship between two organisms in which individual of one species may kill and eat individuals of other species is called.

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Symbiosis

Competition

Predation

Mutualism

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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

R-3 means.

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Less use

Reuse

Recycle

Refuse

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Question # 4

Livingof Nitrogen 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 # 5

Primary source of energy for all ecosystem is.

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Electricity

Sun

Fire

Nutrients

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Question # 6

______ get solar energy and transform it into chemical energy by the process of photosynthesis.

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Decomposers

Producers

consumers

Predators

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Question # 7

An epiphyte is an example of:

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Parasitism

Mutualism

Commensalism

Symbiosis

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Question # 8

The type of symbiotic association in which partner gets benefits while ohter is neither benefited nor harmed is called.

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Commenaslism

Mutualism

Parasitism

Predation

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Question # 9

Which of the following organisms are decomposers?

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Fungi

Algae

Bacteria

Both a and c

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Question # 10

The type of symbiotic relationship in which one member get benefit and other is unaffected is called.

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Parasitism

Mutualism

Commensalism

Predation

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Question # 11

Organisms in the ecosystem that are responsible for the recycling of plant and animal wastes are:

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Consumers

Producers

Decomposer

Competitors

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Question # 12

Largest unit of Ecology is.

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Species

Community

Ecosystem

Biosphere

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Question # 13

Endoparasite is.

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Leech

Lices

Ascaris

Mosquito

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