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NEET Biology question

BiologyEcosystemNEET

What is the rate of secondary production in the energy pyramid given below (values in kcal/m²/yr, bottom to top): Solar radiation (IV, 100000) → Primary producer (III, 1000) → Primary consumer (II, 100) → Top consumer (I, 10)?

Answer: (B)

Solution

Producers capture about 1% of the 100000 kcal/m²/yr of incident solar radiation, giving a gross primary productivity of 1000 kcal/m²/yr; of this, only 10%

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Question ID VK-126881