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Producers are the autotrophic organisms,...

Producers are the autotrophic organisms, which produce their own food. Producers include `:`

A

a variety of photosynthetic bacteria

B

chemosynthetic bacteria

C

photosynthetic protozoa

D

all of these

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VMC MODULES ENGLISH-ECOSYSTEM-EFFICIENT
  1. Select an incorrect statement for abiotic components of ecosystem :

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  2. In deep aquatic ecosystem which of the following are major autotrophs ...

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  3. Producers are the autotrophic organisms, which produce their own food....

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  4. The first link in any food chain is green plants because:

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  5. Which of the following represents largest man made ecosystem

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  6. When the environmental conditions are optimum, the "" may produce as ...

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  7. Humification results in the formation of ............. substance.

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  8. Pioneer community established in bare rock is

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  9. Succession proceeds from

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  10. Trophic structure may be described in terms of the amount of "" materi...

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  11. The standing crop is commonly expressed as the :

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  12. The biomass of a species is expressed in terms of either fresh or dry ...

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  13. Both hydrarch and xerarch successions leads to

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  14. Productivity in ecosystem is of "" kinds :

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  15. Select an incorrect statemnet for ecosystem and trophic levels :

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  16. A knowledge of the rates at which differenct processes occur in ecosys...

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  17. The rate of biomass production by consumers is called :

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  18. The concentration of elements such as carbon and nitrogen in ...

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  19. Primary productivity refers to the rate at which "" is captured by "" ...

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  20. Primary productivity has "" aspects :

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