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

Question # 1

A symbiotic interaction in which both partners get benefits.

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Mutualism

Commensalism

Parasitism

Predation

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Question # 2

250 years age, the population of world was approximately ------------ million.

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400

500

600

700

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Question # 3

An example of carnivores plant is.

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Mosses

Ferns

Rose plant

Sundew

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Question # 4

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 # 5

A group of organisms of same species living in a particular area is called.

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Population

Coummunity

Abiotic factor

Ecology

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Question # 6

It is an example of primary consumers:

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Cattles

Snake

Lion

Frog

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Question # 7

All populations collectively are called.

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Species

Blome

Community

Ecosystem

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Question # 8

An organism that actively hunts other organisms is called.

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Prey

Predator

Parasite

Host

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Question # 9

The study of the ralationship between orgaisms and their environment called:

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Biology

Microbiology

Ecology

Genetics

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Question # 10

It is an example of endoparasite:

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mosquitoes

leeches

lice

plasmodium

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Question # 11

The materials flow forms one trophic level to the next by means of:

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food chains

food webs

energy pyramids

both A and B

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Question # 12

The total amount of living matter in an ecosystem at any time is called.

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Biomass

Energy

Food Chain

Food web

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