| I. A constant input of solar energy is basic requirement of ecosystem. |
| II. Biomass or organic matter produced is expressed in terms of K cal \[{{m}^{-2}}\]. |
| III. The rate of biomass production is called net primary production. |
| IV. Net primary productivity minus respiration called gross primary production. |
A)
True False I, III II, IV
B)
True False II, III I, IV
C)
True False I, II III, IV
D)
True False I, IV II, III
Correct Answer: C
Solution :
NPP + respiration is GPP. The rate of biomass production is called productivity.
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