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NTA Abhyas NEET2020BotanyEcosystemPractice

The rate at which light energy is converted to the chemical energy of organic molecules is:

Options

  1. ANet primary productivity
  2. BGross primary productivity
  3. CNet secondary productivity
  4. DGross secondary productivity

Correct answer

B. Gross primary productivity

Step-by-step solution

The rate at which organic molecules are formed in a green plant is called gross productivity. Gross primary productivity of an ecosystem is the rate of production of organic matter during photosynthesis. A considerable amount of GPP is utilised by plants in respiration.

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