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During ecological succession:...

During ecological succession:

A

the gradual and predictable change in species composition occurs in a given area

B

the establishment of a new biotic community is very fast in its primary phase

C

the number and type of animals remain constant

D

the changes lead to a community that is near equilibrium with the environment and is called pioneer community

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The correct Answer is:
A
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In ecological succession

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ARIHANT NEET-ECOSYSTEM-Exercises C Medical entrances gallery (collection of questions Asked in NEET & Various Medical Entrance Exams)
  1. In an ecosystem the rate of production of organic matter during photos...

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  2. Vertical distribution of different species occupying different levels ...

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  3. During ecological succession:

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  4. Flow of energy in an ecosystem is always

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  5. In a lake , phytoplankton grow in abundance in

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  6. Match the items in Column I with those in Column II and choose the cor...

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  7. Match the following Columns.

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  8. The overlapping zone in between two ecosystem is known as

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  9. The animal species controlling the ecosystem functioning is known as:

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  10. Conversion of organic nitrogen into ammonia, N(2) gas into ammonia, ni...

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  11. Given below is a simplified model of phosphorus cycling in a terrestri...

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  12. Which productivity statement about productivity is correct ?

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  13. Which of the following statement(s) regarding energy flow is/are false...

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  14. Lindemann for the first time gave energy transfer law, which states th...

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  15. Identify the incorrect statements from the following.

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  16. Which one of the following processes during decomposition is correctly...

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  17. Which one of the following organism from the decomposers ?

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  18. In a stable ecosystem, which of the following limits the number of tro...

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  19. Energy and nutrients enter a community by

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  20. Natural reservoir of phosphorus is

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