MCQ
Primary productivity in an ecosystem is expressed as:
- A$gm ^{-2} yr ^{-1}$
- B$gm ^{-2} yr$
- ✓$K cal m ^{-2} yr ^{-1}$
- D$K cal m ^{-2}$
✓
Answer
Correct option: C.
$K cal m ^{-2} yr ^{-1}$
(C)$K cal m ^{-2} yr ^{-1}$
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