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NEET UG BIOLOGY MCQ: ECO SYSTEM
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Assertion: Sedimentary nutrient cycles of phosphorus, calcium, magnesium etc. are considered as imperfect cycles.
Reason: These cycles caused by local disturbances get more easily disrupted as the bulk of material remains in the relatively inactive and immobile reservoir on the earth's crust.
Reason: These cycles caused by local disturbances get more easily disrupted as the bulk of material remains in the relatively inactive and immobile reservoir on the earth's crust.
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Correct option: A
If both assertion and reason are true and reason is the correct explanation of assertion
Option A (If both assertion and reason are true and reason is the correct explanation of assertion) is correct because sedimentary nutrient cycles are imperfect due to the bulk of material remaining in immobile reservoirs.
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I. This law was put forward by Lindeman in 1942
II. According to this law, during the transfer of food energy from one tropical level to the other, only about 10% is stored at higher trophic level and the remaining 90% is lost in respiration, decomposition and waste in the form of heat
Which of the statements given above is/are correct?
Standing crop refers to All successions irrespective of the habitat
proceed to which type of climax community?
