Question

What is the rate at which solar energy is converted and stored by the producers per unit area over a time period called?

(a) Primary productivity

(b) Tertiary productivity

(c) Gross primary productivity

(d) Net productivity

This question was posed to me in an international level competition.

I would like to ask this question from Ecosystem topic in portion Ecosystem of Biology – Class 12

Answer 1

Right answer is (b) Tertiary productivity

For explanation: The rate at which solar energy is converted and stored by the producers per unit area over a time period is called primary productivity. The solar energy is converted into usable form by plants with the help of photosynthesis.