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During ecological succession:...

During ecological succession:

A

The estabilishment of a new biotic community is very fast in its primary phase

B

The numbers and types of animals remain constant

C

The changes lead to a community that is in near equilibrium with ethe environment and is called pioneer commnity

D

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

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The correct Answer is:
D
During ecological succession there is a gradual and predictable change in species composition occurs in a given area.
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A2Z-ECOSYSTEM-Section C: (PREVIOUS YEARS' EXAMINATION QUESTIONS) NEET/AIMPT Questions
  1. PAR stands for

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  2. Which of the following processes will be most adversely affected if mi...

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  3. The following graph depicts changes in two populations (A and B) of he...

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  4. The rate of biomass production and the rate of production of organic m...

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

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  6. Secondary/Succession takes place on/in :

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  7. Which one of the following animals may occupy more than one trophic le...

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  8. Which of the following is a producer ?

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  9. Which of the following pairs of animals are correctly ranked in the ec...

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  10. The mass of living material at a trophic level at a particular time is...

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  11. During ecological succession:

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  12. Most animals that live in deep oceanic waters are:

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  13. In which of the following both pairs have correct combination ?

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  14. The last and stable community in an area is called

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  15. Pyramid of energy in a river ecosystem is:

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  16. Which one of the following is a characteristic feature of cropland eco...

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  17. The term ecosystem was coined by:

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  18. Presence of plants arranged into well defined vertical layers dependin...

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  19. What type of ecological pyramid would be obtained with the following d...

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  20. In a growing population of a country ,

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