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.
- A.Lichens do not grow in polluted areas.✓
- B.Algal component of lichens is called mycobiont.
- C.Fungal component of lichens is called phycobiont
- 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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