Question # 1

Abiotic component of the ecosystem is:

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Producers

Consumers

Decomposers

Light

Naturally found in graphite and diamond.

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Nitrogen

Oxygen

Hydrogen

Carbon

In 1927,................ developed the concept of ecological pyramids.

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Kelvin

Lamark

Charles Elton

Charles Darwin

An example of endoparasite :

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Mosquitoes

Leech

Lice

Plasmodium

Habitat destruction can result in a loss of:

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Species

Population

Community

Ecosystem

In ecosystem the role of decomposers is played by

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animals

plants

bacteria and fungi

algae

Which are put in first trophic level?

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Carnivores

Producers

Herbivores

Consumers

------------ is use for the cleaning of sewage water.

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Bacteria

Virus

Algae

Fungi

_________ atom is the principal building block of many kind of biomolecules.

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Oxygen

Carbon

Hydrogen

Nitrogen

it is example of secondary consumer.

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Cattle

Snake

Lion

Frog

In an ecosystem the flow of _________ is one way, while _________ is/are constantly recycled.

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Minerals, energy

Energy minerals

Oxygen, Energy

Glucose, water

Rabbit is a :

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Producer

Herbivore

Cornivore

Tertiary Consumer

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

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