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

C

the numbers and types of animals remain constant

D

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

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A
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TRUEMAN BIOLOGY-ECOSYSTEM -MCQ
  1. Which one of the following is not a gaseous biogeochemical cycle in ec...

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  2. The second stage of hydrosere is occupied by plants like

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  3. The rate of formation of new organic matter by rabbit in a grassland i...

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  4. Food web' refers to

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  5. The study of interaction between groups of various organisms with thei...

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  6. The pyramid of biomass in sea is

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  7. Natural reservoir of phosphorus is

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

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  9. Most animals are tree dwellers in a

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

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

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  12. In an ecosystem the rate of production of organic matter during photos...

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  13. Secondary succession takes place on/in

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  14. During ecological succession

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

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  16. Which of the following would appear as the pioneer organisms on bare r...

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  17. The term ecosystem was coined by

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  18. Which ecosystem has the maximum biomass ?

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  19. Presence of plants arranged into well-defined vertical layers dependin...

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  20. What type of ecological pyramid would obtained with the following data...

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