Question # 1

Which one of the following is tertiary consumer.

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Owl

Larva of burtterfly

Deer

Rabbit

The base of food chain is always formed by:

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Producers

Consumers

Decomposrs

Heterotrophs

Endoparasite is.

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Leech

Lices

Ascaris

Mosquito

Biospher surrounding the earth is about:

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17 km

18 km

19 km

20 km

Which form of nitrogen is taken by the producer of the Ecosystem?

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Nitrogen Gas

Ammonia

Nitrage

Nitrates

Abiotic component of the ecosystem is.

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Producers

Consumers

Decomposers

Light

All the population that live in a habitat and interact in various ways with one another are collectively called:

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ecosystem

community

biosphere

populations

Example of Ectoparasite is:

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Becteria

Virus

Ascaris

Mosquito

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

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Bacteria

Virus

Algae

Fungi

All herbivore animals are.

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Grass eater

Parasites

Predators

Prey

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

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Biomass

Energy

Food Chain

Food web

It is an example of primary consumers.

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Cattles

Snake

Lion

Tiger

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

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Biotic factors

Biomass

Environment

Abiotic factors

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