MCQ
Lichens are ecologically important as they
- APurify air
- ✓Are pioneers of barren rocks
- CAre symbionts of algae and fungi
- DAre associated with mycorrhizal roots
✓
Answer
Correct option: B.
Are pioneers of barren rocks
b
(b)Lichens are considered as pioneers in initiating a plant succession on rocks.
(b)Lichens are considered as pioneers in initiating a plant succession on rocks.
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