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Q. No.In the female gametophyte of angiosperms, filiform apparatus is a part of:
1. Synergids
2. Antipodals
3. Central cell
4. Egg
Subtopic: Pistil: Ovule | Pistil: Female Gametophyte |
95%
Level 1: 80%+
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All the following plants are pollinated by water except:
1. Vallisneria
2. Hydrilla
3. Zostera
4. Eicchornia
1. Vallisneria
2. Hydrilla
3. Zostera
4. Eicchornia
Subtopic: Pollination & Outbreeding Devices |
80%
Level 1: 80%+
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In angiosperms, the pollen tub, carrying male gametes, enters into the embryo sac through the:
| 1. | chalaza | 2. | nucellus |
| 3. | micropyle | 4. | funiculus |
Subtopic: Pollen - Pistil Interaction |
91%
Level 1: 80%+
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It is possible to store pollen grains of a large number of species for years in liquid nitrogen at:
1. 0°C
2. 4°C
3. -196°C
4. -273°C
1. 0°C
2. 4°C
3. -196°C
4. -273°C
Subtopic: Stamen: Male Gametophyte |
97%
Level 1: 80%+
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Consider the two given statements:
| Statement I: | Gynoecium of Papaver is multicarpellary and apocarpous. |
| Statement II: | Gynoecium of Michelia is multicarpellary and syncarpous. |
| 1. | Statement I is correct; Statement II is incorrect |
| 2. | Statement I is correct; Statement II is correct |
| 3. | Statement I is incorrect; Statement II is incorrect |
| 4. | Statement I is incorrect; Statement II is correct |
Subtopic: Pistil: Ovule | Pistil: Female Gametophyte |
79%
Level 2: 60%+
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Regarding double fertilization in angiosperms:
1. Only I is correct
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
| I: | syngamy requires one male gamete and one egg cell |
| II: | triple fusion requires one male gamete, one egg cell and one polar nucleus |
2. Only II is correct
3. Both I and II are correct
4. Both I and II are incorrect
Subtopic: Double Fertilization |
84%
Level 1: 80%+
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A typical angiosperm anther in transverse section will show:
| 1. | two lobes, each lobe having two theca and each theca having two microsporangia |
| 2. | two lobes, each lobe having two theca and each theca having four microsporangia |
| 3. | two lobes, each lobe having two theca and each lobe having two microsporangia |
| 4. | two lobes, each lobe having two theca and each lobe having four microsporangia |
Subtopic: Stamen: Anther |
53%
Level 3: 35%-60%
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What is the function of the ears in the corn cob?
| 1. | To protect seeds | 2. | To attract insects |
| 3. | To trap pollen grains | 4. | To disperse pollen grains |
Subtopic: Pollination & Outbreeding Devices |
79%
Level 2: 60%+
NEET - 2023
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NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
In angiosperm, the haploid, diploid and triploid structures of a fertilized embryo sac sequentially are :
| 1. | Synergids, antipodals and Polar nuclei |
| 2. | Synergids, Primary endosperm nucleus and zygote |
| 3. | Antipodals, synergids, and primary endosperm nucleus |
| 4. | Synergids, Zygote and Primary endosperm nucleus |
Subtopic: Double Fertilization |
82%
Level 1: 80%+
NEET - 2023
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
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NEET 2026 - Target Batch - Vital
Large, colorful, fragrant flowers with nectar are seen in:
| 1. | wind pollinated plants | 2. | insect pollinated plants |
| 3. | bird pollinated plants | 4. | bat pollinated plants |
Subtopic: Pollination & Outbreeding Devices |
89%
Level 1: 80%+
NEET - 2023
To view explanation, please take trial in the course.
NEET 2026 - Target Batch - Vital
Hints
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NEET 2026 - Target Batch - Vital
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