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On the global basis the maximum producti...

On the global basis the maximum productivity is shown by

A

Aquatic ecosystem

B

Grasslands

C

Forests

D

Deserts

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Verified by Experts

The correct Answer is:
A
Because `90%` of total photosynthesis occurs in oceans and lakes by algae.
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ERRORLESS -ECOSYSTEM : STRUCTURE AND FUNCTION 1549-Ecosystem : Structure And Function
  1. An ecosystem resist change because it is in a state of

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  2. In an ecosystem, the population of

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  3. On the global basis the maximum productivity is shown by

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  4. Which of the following acts as "nature's scavengers"

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  5. The pyramid of numbers in a grassland ecosystem is

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  6. Cyberviatic is associated with

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  7. Which is the correct sequence in the food chain in a grassland

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  8. Generally the food chain has how many trophic levels

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  9. In an ecosystem which of the followin are important components

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  10. When man eats fish, which feeds on zooplankton, which have eaten small...

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  11. The maximum biological magnification of DDT through food web is seen i...

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  12. The pyramid that cannot be inverted in a stable ecosytem, is pyramid o...

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  13. Snake generally belongs to

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  14. In the foolwing simplified model of a nutrient cycle, identify A,B,C,D...

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  15. The flora and fauna in lakes or ponds are

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  16. Driving force of an ecosystem is

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  17. The total energy fixed bya gram plant (Ciecer arietinum) in an ecosyst...

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  18. Which of the following is correct sequence in food chain

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  19. Identify the likely organisms (1), (2), (3) and (4) in the food web s...

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  20. Which of the following representations shows the pyramid of numbers i...

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