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Define ecosystem....

Define ecosystem.

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An ecosystem can be visualized as a functional unit of nature, where living organisms interact among themselves and also with the surrounding physical environment.
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OSWAAL PUBLICATION-ECOSYSTEM-TOPIC-3 : Ecological Succession and Nutrient Cycling (Multiple Choice Questions)
  1. Define ecosystem.

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  2. Decomposers like fungi and bacteria are: (i) Autotrophs (ii) Heter...

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  3. The process of mineralisation by micro-organisms helps in the release ...

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  4. Productivity is the rate of production of biomass expressed in terms o...

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  5. An inverted pyramid of biomass can be found in which ecosystem?

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  6. Which of the following is not a producer?

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  7. Which of the following ecosystems is most productive in terms of net p...

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  8. Pyramid of numbers is :

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  9. Approximately how much of the solar energy that falls on the leaves of...

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  10. Among the following, where do you think the process of decomposition w...

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  11. How much of the net primary productivity of a terrestrial ecosystem is...

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  12. During the process of ecological succession the changes that take plac...

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  13. Climax community is in a state of:

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  14. Among the following bio-geo-chemical cycles which one does not have lo...

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  15. The sequence of communities of primary succession in water is:

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  16. The reservoir for the gaseous type of bio-geo chemical cycle exists in...

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  17. If the carbon atoms fixed by producers already have passed through thr...

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  18. Which of the following type of ecosystem is expected in an area where ...

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  19. The zone at the edge of a lake or ocean which is alternatively exposed...

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  20. Edaphic factor refers to:

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  21. Which of the following is an ecosystem service provided by a natural e...

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