In angiosperms, triple fusion results in the formation of:
1. | Zygote | 2. | Endosperm |
3. | Nucellus | 4. | PEC |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Syngamy in angiosperms results in the formation of:
1. | A haploid cell | 2. | A diploid cell |
3. | A triploid cell | 4. | A polyploid cell |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Double fertilization is:
1. | Seen in some flowering plants |
2. | In seen in many flowering plants |
3. | Is seen in both flowering and non-flowering plants |
4. | Is a unique event of flowering plants |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Double fertilization, a characteristic of angiosperms, results in the formation of:
1. | diploid zygote due to syngamy and triploid primary endosperm cell due to triple fusion |
2. | triploid zygote due to triple fusion and diploid primary endosperm cell due to syngamy |
3. | diploid zygote due to syngamy and haploid primary endosperm cell as it is formed pre-fertilization |
4. | diploid zygote due to syngamy and diploid primary endosperm cell due to triple fusion |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Central cell in a female embryo sac, after triple fusion, becomes the:
1. | Zygote | 2. | Primary endosperm nucleus |
3. | Endosperm | 4. | Primary endosperm cell |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
In a fertilised embryo sac, the haploid, diploid, and triploid structures are:
1. | Synergid, zygote, and primary endosperm nucleus |
2. | Synergid, antipodal and polar nuclei |
3. | Antipodal, synergid, and primary endosperm nucleus |
4. | Synergid, polar nuclei and zygote. |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Statement I: | A is diploid and B is triploid |
Statement II: | C are degenerating antipodal cells and D are degenerating synergids |
1. | Statement I is correct, Statement II is correct |
2. | Statement I is incorrect, Statement II is correct |
3. | Statement I is correct, Statement II is incorrect |
4. | Statement I is incorrect, Statement II is incorrect |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
1. | Globular embryo, Heart shaped embryo, Immature Embryo |
2. | Globular embryo, Heart shaped embryo, Mature Embryo |
3. | Heart-shaped embryo, Globular embryo, Mature Embryo |
4. | Heart-shaped embryo, Globular embryo, Immature Embryo |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
Which of the given statement/s regarding embryogenesis in angiosperms is/are correct?
I: | Embryo develops at the chalazal end of the embryo sac where the zygote is situated. |
II: | Development of a zygote usually occurs after some endosperm formation. |
1. | Only I | 2. | Only II |
3. | Both I and II | 4. | Neither I nor II |
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.
To unlock all the explanations of 38 chapters you need to be enrolled in MasterClass Course.