Give two examples for tertiary consumer.

Important Questions on Energy Flow in an Ecosystem

EASY

Science>Biology>Energy Flow in an Ecosystem>Energy Flow in an Ecosystem

The energy enters the ecosystem through _____.

MEDIUM

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If the energy available at a trophic level is 100 units, the energy available at the level just below it will be about _____ units.

MEDIUM

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The flow of energy is _____.

MEDIUM

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A _____ is made up of several interconnected food chains.

MEDIUM

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Producers always contain _____ pigments. (Chlorophyll/Melanin)

EASY

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Each step in a food chain represents _____ level.

EASY

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Autotrophs capture the energy present in sunlight and convert it into_____.

EASY

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Raymond Lindeman gave a law called the _____. (1% law of ecology/10% law of ecology)

EASY

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All green plants are _____, whereas animals are consumers. (Producers/ decomposers)

EASY

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The flow of energy is _____ (unidirectional/bidirectional) in an ecosystem.

EASY

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Each step of a food chain is called a _____ level.

MEDIUM

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The top _____(herbivore, producer, carnivore) is not killed and eaten by other animals of the ecosystem.

EASY

Science>Biology>Energy Flow in an Ecosystem>Energy Flow in an Ecosystem

Those who feed directly on the producers in an ecosystem are called _____ consumers. (Primary/secondary/tertiary)

MEDIUM

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The ultimate source of energy in an ecosystem is the _____.

EASY

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_____ decompose the plant waste and help keep the environment clean. (Parasites/Saprotrophs)

MEDIUM

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 A position in a food chain is called a _____.

EASY

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The interlinking of various food chains in an ecosystem is known as _____ .

MEDIUM

Science>Biology>Energy Flow in an Ecosystem>Energy Flow in an Ecosystem

Several food chains of a region interconnect to form a _____.

EASY

Science>Biology>Energy Flow in an Ecosystem>Energy Flow in an Ecosystem

Flow of _____ in an ecosystem is depicted using a number pyramid.

EASY

Science>Biology>Energy Flow in an Ecosystem>Energy Flow in an Ecosystem

In a food chain, each position is known as a _____ level.