A scar on a dicot seed coat where the developing seeds were attached to the fruit is known as:
1. | Micropyle | 2. | Funicle |
3. | Hilum | 4. | Raphe |
Variation in length of filaments within a flower is seen in:
1. | China rose | 2. | Pea |
3. | Citrus | 4. | Mustard |
Match Column I with Column II
Column I | Column II | ||
(a) | (i) | Brassicaceae | |
(b) | (ii) | Liliaceae | |
(c) | |
(iii) | Fabaceae |
(d) | |
(iv) | Solanaceae |
Select the correct answer from the options given below:
(a) | (b) | (c) | (d) | |
1. | (ii) | (iii) | (iv) | (i) |
2. | (iv) | (ii) | (i) | (iii) |
3. | (iii) | (iv) | (ii) | (i) |
4. | (i) | (ii) | (iii) | (iv) |
Identify the correct features of Mango and Coconut fruits.
(i) | In both, fruit is a drupe. |
(ii) | Endocarp is edible in both. |
(iii) | Mesocarp in Coconut is fibrous, and in Mango, it is fleshy. |
(iv) | In both, the fruit develops from the monocarpellary ovary. |
Select the correct option from below :
1. (i), (iii) and (iv) only
2. (i), (ii) and (iii) only
3. (i) and (iv) only
4. (i) and (ii) only
Pneumatophores occur in
1. Halophytes
2. Free-floating hydrophytes
3. Carnivorous plants
4. Submerged hydrophytes
The scutellum observed in a grain of wheat or maize is comparable to which part of the seed in other monocotyledons?
1. | Cotyledon | 2. | Endosperm |
3. | Aleurone layer | 4. | Plumule |
How many plants among Indigofera, Sesbania, Salvia, Allium, Aloe, Mustard, Groundnut, Radish, Gram and Turnip have stamens with different lengths in their flowers?
1. Six | 2. Three |
3. Four | 4. Five |
The morphological feature not found in China rose is:
1. | Alternate phyllotaxy | 2. | Hypogynous flower |
3. | Valvate aestivation of corolla | 4. | Axile placentation |
Identify the wrongly paired floral character for the plants belonging to Family Liliaceae:
1. |
Flower |
Zygomorphic |
2. |
Perianth |
Tepal six [3 + 3] |
3. |
Androecium |
Epitepalous |
4. |
Placentation |
Axile |
An adventitious structure:
1. does not perform the normal functions of the organs
2. is detrimental to the health of the plant
3. arises in unexpected positions
4. are a sort of vestigial organs and reminiscent of evolutionary history