I. | Leaves are modified into tendrils for climbing as in pea. |
II. | Leaves are modified into spines for defence as in cacti. |
III. | The leaves of onion and garlic store food. |
IV. | In Australian acacia, petioles expand, become green and synthesize food. |
V. | The trapping structure of venus fly trap and pitcher of pitcher plant are modified leaves. |
1. 2 | 2. 3 |
3. 4 | 4. 5 |