Identify the correct statements related to the androecium in the flower.
| (a) | The sterile stamens are called staminodes |
| (b) | When stamens are attached to petals they are called epipetalous |
| (c) | Monadelphy is seen in China-rose |
| (d) | Polyadelphy is seen in Pea |
| (e) | Variation in the length of anther filaments is seen in Mustard |
Choose the correct answer from the options given below:
1. (a), (c), (d) and (e) only
2. (a) , (b), (c) and (e) only
3. (a) , (b) and (c) only
4. (b) , (c) and (d) only
Choose the mismatched pair of leaf character with its example:
1. Palmately compound - Alstonia
2. Alternate Phyllotaxy - China-rose
3. Leaf tendril - Pea
4. Opposite phyllotaxy - Calotropis
Which of the following plants possesses the placentation of ovules borne on central axis with no septa?
1. Lemon
2. Pea
3. China-rose
4. Primrose
| 1. | Fabaceae | 2. | Brassicaceae |
| 3. | Solanaceae | 4. | Liliaceae |
| List-I | List-II | ||
| (a) | Imbricate | (i) | Calotropis |
| (b) | Valvate | (ii) | Cassia |
| (c) | Vexillary | (iii) | Cotton |
| (d) | Twisted | (iv) | Bean |
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (i) | (iii) | (iv) |
| 2. | (ii) | (i) | (iv) | (iii) |
| 3. | (ii) | (iv) | (iii) | (i) |
| 4. | (i) | (iii) | (iv) | (ii) |
| 1. | Rhizome is a condensed form of stem. |
| 2. | The apical bud in rhizome always remains above the ground. |
| 3. | The rhizome is aerial with no distinct nodes and internodes. |
| 4. | The rhizome is thick, prostrate and branched. |
Which one of the following plants shows vexillary aestivation and diadelphous stamens?
1. Solanum nigrum
2. Colchicum autumnale
3. Pisum sativum
4. Allium cepa
Identify the correct set of statements:
| (a) | The leaflets are modified into pointed hard thorns in Citrus and Bougainvillea. |
| (b) | Axillary buds form slender and spirally coiled tendrils in cucumber and pumpkin. |
| (c) | Stem is flattened and fleshy in Opuntia and modified to perform the function of leaves. |
| (d) | Rhizophora shows vertically upward growing roots that help to get oxygen for respiration. |
| (e) | Subaerially growing stems in grasses and strawberry help in vegetative propagation. |
Choose the correct answer from the options given below:
1. (a), (b), (d), and (e) only
2. (b), (c) only
3. (a), (d) only
4. (b), (c), (d) and (e) only
| 1. | Epiphyllous and Dithecous anthers |
| 2. | Diadelphous and Dithecous anthers |
| 3. | Polyadelphous and epipetalous stamens |
| 4. | Monoadelphous and Monothecous anthers |