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Statement (I): Allogenic succession occu...

Statement (I): Allogenic succession occurs as a result of abiotic factors.
Statement (II): Autogenic succession occurs as result of biotic factors.

A

(a) Statement I is correct , Statement II is incorrect.

B

(b) Statement I is incorrect , Statement II is correct

C

(c) Both Statements I and II are correct.

D

(d) Both Statements I and II are incorrect

Text Solution

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The correct Answer is:
C
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FULL MARKS-ECOSYSTEM-Additional Questions 1-Mark Questions
  1. The upright pyramid is not a feature of…....... .

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  2. The type of ecosystem with maximum net primary productivity is…..........

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  3. Pyramid of energy is always upright. Give reasons.

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  4. Spindle shaped pyramid is a character of ………. .

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  5. Read the statement and select the correct terminolgy for the same: "...

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  6. Complete the food chain by filling the link X: Paddy rarr Grasshoppe...

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  7. Which of the following is abundant in rock deposits and guano?

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  8. The bottom most zone of a pond is termed as…........... .

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  9. Observe the figures and select the correct option indicating the corre...

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  10. Lotic ecosystem is associated with :

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  11. Identify the correct sequence of various zones from surface to depth i...

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  12. Which type of ecosystem service does the genetic resources comes under...

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  13. Assertion (A): Pyramid of energy transfer is upright. Reason (R): Du...

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  14. Assertion (A): In forest ecosystem, the pyramid of number is spindle s...

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  15. Species that indicates the health of the ecosystem are called as…........

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  16. Plant succession initiating in sand.

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  17. Match the column I with column II {:("Column I","Column II"),("a. Li...

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  18. Statement (I): Allogenic succession occurs as a result of abiotic fact...

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  19. Statement (I): The first invaded plants in a barren area are called as...

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  20. .................... is the climax community of hydrosere.

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