Column I [Phyllotaxy] |
Column II [Example] |
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A. | Alternate | P. | Alstonia |
B. | Opposite | Q. | Calotropis and Guava |
C. | Whorled | R. | China rose, Mustard and Sunflower |
A | B | C | |
1. | P | Q | R |
2. | P | R | Q |
3. | R | Q | P |
4. | Q | P | R |
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 |
A. | Actinomorphic flower | Gulmohur |
B. | Zygomorphic flower | Mustard |
C. | Asymmetric flower | Cassia |
1. Only A and B | 2. Only B |
3. Only C | 4. A, B and C |
1. | Rose | 2. | Plum |
3. | Peach | 4. | China rose |
1. | Calyx and superior ovary respectively |
2. | Calyx and inferior ovary respectively |
3. | Corolla and inferior ovary respectively |
4. | Corolla and superior ovary respectively |
1. Solanaceae | 2. Brassicaceae |
3. Anacardiaceae | 4. Orchidaceae |
1. | Calyx | Vexillary aestivation |
2. | Corolla | Valvate/Imbricate aestivation |
3. | Androecium | Diadelphous, dithecous |
4. | Gynoecium | Inferior ovary |