Lichens are ecologically important as they

  • A
    Purify air
  • B
    Are pioneers of barren rocks
  • C
    Are symbionts of algae and fungi
  • D
    Are associated with mycorrhizal roots

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Similar Questions

The microorganism shown in the given figure infects which of the following?

Lichens are indicators of $SO_2$ pollution because they are ........

Who recognized certain microbes as the causative organisms of the mosaic disease of tobacco?

The scientist who gave the name 'virus' is . . . . . . .

Match the column $I$ with column $II$:
Particles/Microorganisms Diseases
$(i)$ Viroid $(a)$ $\text{CJD}$
$(ii)$ Virus $(b)$ Citrus canker
$(iii)$ Bacteria $(c)$ Potato spindle tuber disease
$(iv)$ Prion $(d)$ Mumps

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