Q.

Read the following statements given below-A: The phosphorus cycle is sedimentary in nature.B: In primary succession on rocks pioneer species are usually lichens.

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a

Both the statements are true

b

Statement A is true but B is false

c

Statement A is false but B is true

d

Both the statement s are false

answer is A.

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Detailed Solution

The reservoir of phosphorus is located in the earth's crust and therefore phosphorus cycle is sedimentary.Lichens are able to secrete acids to dissolve rocks helping in weathering and soil formation.
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