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
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| Column I | | Column II | |
| A | Phallomere | i. | Chain of developing ova |
| B | Gnopore | ii. | Bundles of sperm |
| C | Spermatophore | iii. | Opening of the ejaculatiry duct |
| D | Ovarloles | iv. | The external genotalia |
$I.$ New leaves formation
$II.$ Chloroplast formation in leaves
$III.$ Lateral shoot formation
$IV.$ Adventitious shoot formation
$V.$ Rooting on stem cuttings
Choose the correct option