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Arrange the following ecosystems in incr...

Arrange the following ecosystems in increasing order of their mean NPP (tons/ha/year).
(A) Tropical deciduous forest
(B) Temperate coniferous forest
(C ) Tropical rainforest
(D) Temperate deciduous forest

A

` B gt A gt D gt C `

B

`D gt B gt A gt C`

C

`A gt C gt D gt B`

D

`B gt D gt A gt C`

Text Solution

Verified by Experts

The correct Answer is:
D
Net primary productivity(NPP) is the biomassor storage of energy by green plants. It is equal to the gross primary productivity minuslossduetorespiration.Theproductivity generally increases from polar regions toward the tropics, because of the increasing sunlight and temperature.
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