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

Question # 1

The base of food chain is always formed by:

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Producers

Consumers

Decomposrs

Heterotrophs

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Question # 2

Rabbit is a :

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Producer

Herbivore

Cornivore

Tertiary Consumer

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Question # 3

In the food chain tree.... caterpillar.. robin..hawk....coyote, which is secondary consumer?

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Caterpillar

Robin

Hawk

Coyote

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Question # 4

Which one is an example of epiphyte?

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Mosquito

Orchid

rhizobium

Plasmodium

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Question # 5

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 # 6

A symbiotic interaction in which both partners get benefits.

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Mutualism

Commensalism

Parasitism

Predation

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Question # 7

All ecosystem of the world join and makees:

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Biosphere

Heterosphere

Geosphere

Hydrosphere

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Question # 8

Rabbit is a.

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Producer

Herbivore

cornivore

Teriary consumer

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Question # 9

Which form of nitrogen is taken by the producers of the ecosystem?

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Nitrogen gas

Ammonia

Nitrates

Nitrites

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Question # 10

Identify the correctly matched pair:

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Rainfall biotic factors in ecosystem

Global warming formation of fossil fuels

Renewable natural resources air

Corn secondary consumer

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Question # 11

Water , soil, air, temperature, wind and sunlight are example of:

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Biotic factors

Biomass

Environment

Abiotic factors

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Question # 12

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 # 13

The utilization of nitrates by organisms is called.

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Nitrification

Ammonification

Assimilation

Denitrification

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