Q. No.Root hairs at the root tip are formed by:
1.
Epidermal cells in the region of maturation
2.
Cortical cells in the region of elongation
3.
Epidermal cells in the region of elongation
4.
Cortical cells in the region of maturation
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Seed coat is membranous and generally fused with the fruit wall in:
| 1. | Apple | 2. | Maize |
| 3. | Coconut | 4. | Castor |
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In mango, the fruit is:
| 1. | drupe and mesocarp is fleshy and edible |
| 2. | drupe and mesocarp is fibrous |
| 3. | berry and mesocarp is fleshy and edible |
| 4. | berry and mesocarp is fibrous |
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When sepals or petals in a whorl just touch one another at the margin, without overlapping, the aestivation is said to be:
| 1. | Valvate | 2. | Twisted |
| 3. | Imbricate | 4. | Vexillary |
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Imbricate aestivation of floral parts is seen in:
| 1. | Calotropis | 2. | Cassia |
| 3. | China rose | 4. | Lady’s finger |
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In papilionaceous aestivation:
1. standard overlaps the wings that overlap the keel
2. standard overlaps the keel that overlaps the wings
3. wings overlap the standard that overlaps the keel
4. keel overlaps the wings that overlap the standard
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Usually the anther in an angiosperm has:
1. two lobes and each lobe has two pollen sacs
2. two lobes and each lobe has one pollen sac
3. four lobes and each lobe has one pollen sac
4. four lobes and each lobe has two pollen sacs
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Stamens attached to the perianth as in the flowers of lily are called as:
| 1. | Epipetalous | 2. | Epiphyllous |
| 3. | Polypetalous | 4. | Gamopetalous |
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Variation in the length of filaments within a flower is seen in:
| 1. | Pea | 2. | Citrus |
| 3. | Salvia | 4. | Brinjal |
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After fertilization, the ovules develop into _____ and ovary matures into ______.
| 1. | Fruit, Seeds | 2. | Seeds, Fruit |
| 3. | Seeds, Seed coat | 4. | Embryo, Endosperm |
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