Question # 1

The lowest trophic level of an ecosystem always includes.

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Herbivores

Carnivores

Producer

Decomposers

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

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Nitrogen Gas

Ammonia

Nitrage

Nitrates

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

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Producers

Consumers

Decomposers

Competitors

The base of food chain is always formed by:

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Producers

Consumers

Decomposrs

Heterotrophs

During nitrogen fixation nitrogen is converted into:

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Nitrates

nitrates

ammonia

all to these

Which one of the following is tertiary consumer.

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Owl

Larva of burtterfly

Deer

Rabbit

Formation of Nitriates and nit5rates from ammonia is called.

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Nitrification

Ammonification

Denitrification

Assimilation

All populations collectively are called.

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Species

Blome

Community

Ecosystem

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

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Population

Coummunity

Abiotic factor

Ecology

The producers of ecosystem are:

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fungi

bacteria

green plants

man

Endoparasite is:

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Leech

Lices

Ascaris

Mosqitto

Which Charles Eiton developed the concept of ecological pyramids?

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1926

1927

1928

1929

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

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