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Q. No.Placentation, in which ovules develop on the inner wall of the ovary or in peripheral part, is:
1. Free central
2. basal
3. Axile
4. Parietal
Subtopic: Parts of Flower: III | Flower & Parts of Flower |
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Subtopic: Parts of Flower: II | Flower & Parts of Flower |
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Which of the following shows whorled phyllotaxy?
| 1. | Mustard | 2. | China rose |
| 3. | Alstonia | 4. | Calotropis |
Subtopic: Venation, Types of Leaves & Phyllotaxy |
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Bicarpellary ovary with obliquely placed septum is seen in:
1. Brassica
2. Aloe
3. Solanum
4. Sesbania
Subtopic: Families of Flowering Plant: II | Families of Flowering Plant |
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Match the placental types Column-I with their examples Column-II.
| Column-I | Column-II | ||
| (a) | Basal | (i) | Mustard |
| (b) | Axile | (ii) | China rose |
| (c) | Parietal | (iii) | Dianthus |
| (d) | Free central | (iv) | Sunflower |
Choose the correct answer from the following options:
| Options: | (a) | (b) | (c) | (d) |
| 1. | (ii) | (iii) | (iv) | (i) |
| 2. | (i) | (ii) | (iii) | (iv) |
| 3. | (iv) | (ii) | (i) | (iii) |
| 4. | (iii) | (iv) | (i) | (ii) |
Subtopic: Parts of Flower: III | Flower & Parts of Flower |
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Ray florets have:
| 1. | Superior ovary | 2. | Hypogynous ovary |
| 3. | Half-inferior ovary | 4. | Inferior ovary |
Subtopic: Flower & Parts of Flower |
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The roots that originate from the base of the stem are:
| 1. | Primary roots | 2. | Prop roots |
| 3. | Lateral roots | 4. | Fibrous roots |
Subtopic: Morphology of Roots |
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Subtopic: Flower & Parts of Flower |
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Correct position of floral parts over thalamus in the mustard plant is:
| 1. | Gynoecium occupies the highest position, while the other parts are situated below it. |
| 2. | Margin of the thalamus grows upward, enclosing the ovary completely, and other parts arise below the ovary. |
| 3. | Gynoecium is present in the center and other parts cover it partially. |
| 4. | Gynoecium is situated in the center, and other parts of the flower are located at the rim of the thalamus, at the same level. |
Subtopic: Flower & Parts of Flower |
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Subtopic: Families of Flowering Plant: I | Families of Flowering Plant: II | Families of Flowering Plant |
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