An ecosystem is...

An ecosystem is

A

always open

B

always closed

C

both open and closed on the basis of community

D

may be open or closed based on biomass

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Verified by Experts

The correct Answer is:

A

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TRUEMAN BIOLOGY-ECOSYSTEM -MCQ

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An ecosystem is
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One way cycle is
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Ecosystem of a pond is
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Maximum biomass of autotrophs in oceans is formed by
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In a lake, the upper warmer oxygen-rich water zone is called
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The statement ''Tiger is the apex of food chain'' indicates
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Which type of the following pyramids are never inverted ?
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Which one is an inverted pyramid ?
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Treeless terrestrial biome of cold climate is
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A biome is
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Second trophic level in a lake is
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Which one has maximum biomass ?
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In grass-deer-tiger food chain, grass biomass is one tonne. The tiger ...
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Tip of an ecological pyramid is occupied by
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Choose the correct sequence
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