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NTA Abhyas NEET2020BotanyEcosystemPractice

Choose the mismatched pair.

Options

  1. ALimnology - study of fresh water ecosystem
  2. BPhenology - study of periodic changes in plants and animals in relation to season
  3. CAutoecology - study of interaction of individual organism or species with environment
  4. DStanding crop - amount of inorganic matters at any given time in an ecosystem

Correct answer

D. Standing crop - amount of inorganic matters at any given time in an ecosystem

Step-by-step solution

Standing state is the amount of nutrients like calcium, nitrogen, phosphorous present in the soil of the ecosystem. Standing crop is the amount of total biomass (organic compounds) present in an ecosystem. This is the amount of total living matter. Standing state is regularly depleted and replenished by living matter.

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