Q. No.| 1. | Ray florets of sunflower have epigynous flowers with inferior ovary. |
| 2. | In vexillary aestivation, keel are the two largest posterior petals. |
| 3. | Stamens are united into one bunch in China rose. |
| 4. | Placentation is marginal in Pea. |
Identify the incorrectly matched pair regarding floral characters of family Solanaceae:
|
1. |
Flower symmetry |
Actinomorphic |
|
2. |
Aestivation |
Valvate |
|
3. |
Placenta |
Parietal |
|
4. |
Fruit |
Berry or Capsule |
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Variation in length of filaments within a flower is seen in:
| 1. | China rose | 2. | Pea |
| 3. | Citrus | 4. | Mustard |
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The morphological feature not found in China rose is:
| 1. | Alternate phyllotaxy | 2. | Hypogynous flower |
| 3. | Valvate aestivation of corolla | 4. | Axile placentation |
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| 1. | Mustard | 2. | China rose |
| 3. | Tomato | 4. | Lemon |
Identify the incorrectly matched pair:
|
Aestivation type |
Example |
|
|
1. |
Valvate |
Calotropis |
|
2. |
Twisted |
Bean |
|
3. |
Imbricate |
Gulmohur |
|
4. |
Vexillary |
Pea |
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| I: | In flowers of guava and cucumber, the flower is epigynous and the ovary is inferior |
| II: | In flowers of mustard, the flower is hypogynous and the ovary is superior |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Match type of adhesion of stamens with example and select the correct answer from the codes given:
| Adhesion of stamens | Example | ||
| A. | Epipetalous | a. | Datura |
| B. | Epiphyllous | b. | Tulip |
| C. | Gynandrous | c. | Calotropis |
Codes
| A | B | C | |
| 1. | a | b | c |
| 2. | b | a | c |
| 3. | c | a | b |
| 4. | a | c | b |
| I: | Its ovary is one-chambered but becomes two-chambered due to formation of a false septum |
| II: | There may be variation in the length of filaments within its flowers |
| III: | Its flower is zygomorphic |
| IV: | Its flowers are located at the rim of the thalamus almost at the same level |
| 1. | Only I and II are correct |
| 2. | All I, II, III and IV are correct |
| 3. | Only I, III and IV are correct |
| 4. | Only I, II and III are correct |
| 1. | belongs to Brassicaceae | 2. | has parietal placentation |
| 3. | has monoadelphous stamen | 4. | has valvate aestivation |
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