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Q. No.Which one of the following is a triploid cell ?
| 1. | Central cell | 2. | Primary endosperm cell |
| 3. | Zygote | 4. | Synergid |
Subtopic: Double Fertilization |
84%
Level 1: 80%+
NEET - 2026
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If the diploid chromosome number of typical angiosperm is 36, what would be the chromosome number in its endosperm?
| 1. | 72 | 2. | 18 |
| 3. | 36 | 4. | 54 |
Subtopic: Double Fertilization |
61%
Level 2: 60%+
NEET - 2026
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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 |
81%
Level 1: 80%+
NEET - 2023
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What is the fate of the male gametes discharged in the synergid?
| 1. | One fuses with the egg and the other fuses with central cell nuclei |
| 2. | One fuses with the egg and the other(s) degenerate(s) in the synergid |
| 3. | All fuse with the egg |
| 4. | One fuses with the egg and the other(s) fuse(s) with a synergid nucleus |
Subtopic: Double Fertilization |
87%
Level 1: 80%+
NEET - 2019
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