NEET 2023 Phase 1 · BiologyViroids lichensPrevious Year Question

Which of the following statements is correct

Answer: (A) Lichens do not grow in polluted areas.. Answer: (A) Lichens do not grow in polluted areas.

  1. A.Lichens do not grow in polluted areas.
  2. B.Algal component of lichens is called mycobiont.
  3. C.Fungal component of lichens is called phycobiont
  4. D.Lichens are not good pollution indicators.

Correct Answer

(A) Lichens do not grow in polluted areas.

Solution & Explanation

Answer: (A) Lichens do not grow in polluted areas. Solution: Lichens are very good pollution indicators and do not grow in polluted areas, so statement A is correct. The algal component is the phycobiont (autotrophic) and the fungal component is the mycobiont (heterotrophic), so options B and C are swapped/wrong, and D is wrong because lichens ARE good pollution indicators. NCERT Reference: NCERT Class XI, Biological Classification, p.21, lines 1-2 — "are very good pollution indicators – they do not grow in polluted areas"

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