Q. No.Identify the correct statement regarding the stem morphology from the following:
I:
Stems bear only axillary buds.
II:
Axillary buds may get modified into thorns as in Citrus
III:
Stem tendrils develop from axillary buds as in gourds.
1.
Only I and II
2.
Only I and III
3.
Only II and III
4.
I, II and III
The type of placentation show in the given figure is seen in:
| 1. | Dianthus | 2. | Argemone |
| 3. | China rose | 4. | Marigold |
Match the columns A and B:
| Column I | Column II | ||
| (a) | Marginal placentation | (i) | Marigold |
| (b) | Axile placentation | (ii) | Dianthus |
| (c) | Parietal placentation | (iii) | Argemone |
| (d) | Free central placentation | (iv) | Chinarose |
| (e) | Basal placentation | (v) | Pea |
| (a) | (b) | (c) | (d) | (e) | |
| 1. | (v) | (iv) | (iii) | (ii) | (i) |
| 2. | (v) | (iii) | (iv) | (i) | (ii) |
| 3. | (iv) | (iii) | (v) | (ii) | (i) |
| 4. | (i) | (v) | (iv) | (iii) | (ii) |
An inferior ovary:
| 1. | is situated on the receptacle above the perianth and androecium. |
| 2. | is positioned below the sites of attachment for perianth and androecium. |
| 3. | forms a hypanthium. |
| 4. | is positioned below the receptacle. |
The floral diagram shown in the given diagram can be of :
1. A plant that produces a chemical that can disrupt miotic spindle
2. Deadly night shade
3. Indigofera plant, a source of dye
4. A pulse plant
The floral diagram shown in the given diagram can be of:
1. A plant that produces a chemical that can disrupt mitotic spindle
2. Deadly night shade
3. Indigofera plant, a source of dye
4. A pulse plant
The condition of the ovary shown in the given diagram can be described as:
1. Perigynous
2. Epigynous
3. Superior
4. Inferior
Consider the following statements:
| I: | The roots hair are unicellular and arise from the region of maturation. |
| II: | Terminal buds of stems may get modified to thorns. |
| III: | Leaves originate from shoot apical meristem and are arranged in an acropetal order. |
Which of the above statements are true?
1. I and II only
2. I and III only
3. II and III only
4. I, II and III
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