Select the correct option from the following.

  • A
    Nutrients are never lost from the ecosystem,but they are recycled repeatedly.
  • B
    The movement of nutrient elements through the various components of an ecosystem is called nutrient cycling.
  • C
    Another name for nutrient cycling is biogeochemical cycle.
  • D
    All of the above.

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Similar Questions

In ecological succession,the communities in near equilibrium with the environment are called:

Match the trophic levels with their correct species examples in a grassland ecosystem.
$(a)$ Fourth trophic level$(i)$ Crow
$(b)$ Second trophic level$(ii)$ Vulture
$(c)$ First trophic level$(iii)$ Rabbit
$(d)$ Third trophic level$(iv)$ Grass

Select the correct option:

$A$: Successional process starts only in those areas where no living organisms ever existed.
$R$: These areas are not supported by physical environmental conditions.

Pisaster is a . . . . . . .

Maximum biomass and variable organisms are found in

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