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NEET2025BotanyEcosystemActual

Which of the following is the unit of productivity of an Ecosystem?

Options

  1. Agm ⁻²
  2. BKCal m ⁻²
  3. CKCal m ⁻³
  4. D( KCal m ⁻² ) yr ⁻¹

Correct answer

D. ( KCal m ⁻² ) yr ⁻¹

Step-by-step solution

The rate of biomass production is called productivity. It is expressed in terms of gm ⁻² yr ⁻¹ or ( KCal m ⁻² ) yr ⁻¹ to compare the productivity of different ecosystems.

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