The following chart shows the phosphorus cycle in a terrestrial ecosystem. Select the correct option for the four labels $a, b, c$ and $d$ shown in the diagram.
$a$ - $b$ - $c$ - $d$

  • A
    Detritus - Rock minerals - Producers - Litter fall
  • B
    Litter fall - Producers - Rock minerals - Detritus
  • C
    Detritus - Rock minerals - Producers - Litter fall
  • D
    Producers - Litter fall - Rock minerals - Detritus

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Similar Questions

Assertion $(A):$ $A$ natural ecosystem is usually self-sustainable.
Reason $(R):$ An ecosystem having producers,decomposers,and a source of energy is self-sustainable. Select the correct answer from the options given below:

If a sparrow feeds on insects and worms,it is included in which of the following trophic levels?

Match the columns:
Column-$I$ Column-$II$
$(a)$ Decomposers $(i)$ Bacteria
$(b)$ Primary productivity $(ii)$ Consumers
$(c)$ Natural ecosystem $(iii)$ Producers
$(d)$ Secondary productivity $(iv)$ Forest

What is true about the phosphorus cycle?
$I.$ Rocks are the natural reservoirs of phosphorus.
$II.$ Weathering of sedimentary rocks makes phosphate available to the soil.
$III.$ Herbivores and carnivores obtain phosphorus from plants directly or indirectly.
Choose the correct option.

Omnivores feed on members of which trophic levels?

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