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12.Ecosystem
normal
Which of the following ecosystem types has the highest annual net primary productivity?
A
Tropical rain forest
B
Tropical deciduous forest
C
Temperate evergreen forest
D
Temperate deciduous forest
Solution
Productivity of tropical rainforest is highest. The tropical rain forest covering $300,000$ $k m^{2}$ area. They contain more than $50 \;\%$ of total flora and fauna of the world.
Standard 12
Biology