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 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
List I | List II | ||
A. | Scar of ovule | I. | Stalk of seed |
B. | Outer integument | II. | Tegmen |
C. | Funiculus | III. | Hilum |
D. | Inner integument | IV. | Testa |
A | B | C | D | |
1. | I | II | IV | III |
2. | II | III | I | IV |
3. | III | IV | I | II |
4. | IV | I | III | II |