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Which of the following is considered as ...

Which of the following is considered as pioneer community is xerarch?

A

annual herb

B

perennial herb

C

scrub stage

D

lichen

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The correct Answer is:
D
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PRADEEP-ECOSYSTEM-Multiple choice question
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  2. Consider the following statements conerning food chains (i) Remova...

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  3. Which of the following is considered as pioneer community is xerarch?

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  4. Identify which one of the following is an example of incomplete ecosys...

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  5. In a grassland ecosystem, if the number of primary producers (plants) ...

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  6. It is estimated that about 85% of the Earth's photosynthetic activity ...

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  7. A progressive series of changes in plant and animal life of an area fr...

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  8. Which of the following is an example of man-made ecosystem?

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  9. Identify the correct type of food chain. Dead animal rarr Blowfly m...

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  10. Trophic levels in ecosystem is formed by:

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  11. Select the formula for ecological efficiency:

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  12. The final stable community in ecological succession is:

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  13. In an aquatic ecosystem, the trophic level equivalent to cows in grass...

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  14. Desert, grassland, forests and tundra are the example of:

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  15. Which of the following is a free-living nitrogen fixing bacterium pres...

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  16. Which of the following fixes atmospheric N(2) ?

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  17. Pyramid of energy in a river ecosystem is:

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  18. Which one of the following types of organisms occupy more than one tro...

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  19. Chipko movement was launched for the protection of

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  20. The correct sequence of plants in a hydrosere is

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