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Q. No.Which one of the following plants shows vexillary aestivation and diadelphous stamens?
1. Solanum nigrum
2. Colchicum autumnale
3. Pisum sativum
4. Allium cepa
1. Solanum nigrum
2. Colchicum autumnale
3. Pisum sativum
4. Allium cepa
Subtopic: Â Families of Flowering Plant: I |
 84%
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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
Subtopic: Â Flower & Parts of Flower |
 76%
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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
Subtopic: Â Venation, Types of Leaves & Phyllotaxy |Â Modification of Leaf |
 75%
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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
Subtopic: Â Flower & Parts of Flower |
 78%
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The Floral Diagram represents which one of the following families?
| 1. | Fabaceae | 2. | Brassicaceae |
| 3. | Solanaceae | 4. | Liliaceae |
Subtopic: Â Semi Technical Description |
 78%
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Match List-I with List-II
Choose the correct answer from the options given below:
| List-I | List-II | ||
| (a) | Imbricate | (i) | Calotropis |
| (b) | Valvate | (ii) | Cassia |
| (c) | Vexillary | (iii) | Cotton |
| (d) | Twisted | (iv) | Bean |
Choose the correct answer from the options given below:
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (i) | (iii) | (iv) |
| 2. | (ii) | (i) | (iv) | (iii) |
| 3. | (ii) | (iv) | (iii) | (i) |
| 4. | (i) | (iii) | (iv) | (ii) |
Subtopic: Â Flower & Parts of Flower |
 80%
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Which of the following statement is not correct?
| 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. |
Subtopic: Â Morphology of Stems |
 55%
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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
Subtopic: Â Modifications of Stem |
 66%
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The flowers are Zygomorphic in:
a. Mustard
b. Gulmohar
c. Cassia
d. Datura
e. Chilly
Choose the correct answer from the options given below:
1. c, d, e only
2. a, b, c only
3. b, c only
4. d, e only
a. Mustard
b. Gulmohar
c. Cassia
d. Datura
e. Chilly
Choose the correct answer from the options given below:
1. c, d, e only
2. a, b, c only
3. b, c only
4. d, e only
Subtopic: Â Flower & Parts of Flower |
 80%
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Family Fabaceae differs from Solanaceae and Liliaceae. With respect to the stamens, pick out the characteristics specific to family Fabaceae but not found in Solanaceae or Liliaceae.
| 1. | Epiphyllous and Dithecous anthers |
| 2. | Diadelphous and Dithecous anthers |
| 3. | Polyadelphous and epipetalous stamens |
| 4. | Monoadelphous and Monothecous anthers |
Subtopic: Â Families of Flowering Plant |
 68%
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