In which organ the growth of pollen tube is observed, till it reaches the ovules?
1.Pollen tube
2.Style
3.Ovary
4.Stigma
Which are the various stages of sexual reproduction?
1.Growth, Development, Differentiation
2.Pre fertilization, Fertilization, Post fertilization
3.Fertilization, Post Fertilization, Pre Fertilization
4.Gametogenesis, Gamete transfer, Gamete Fertilization
Grafting is impossible in monocot-because
1.Vascular bundles are scattered
2.Meristemis absent
3.Collateralopen vascular bundle
4. Radial vascular bundle
Name the fungus which is shown in the figure
1. Conidia
2. Penicillium
3. Algae
4. Zoospore
Identify A and B
1. A-Archegoniphore, B-Anthediophore
2.A- Anthediophore, B- Archegoniphore
3. A-Anthridium, B-Style
4. A-Ovary, B-Blastopore
Identify A and B
1. A- Antheridium, B-Oogonium
2. A-Oogonium, B- Antheridium
3. A-Ovary, B- Endosperm
4. A- Ovary, B-Seed
Organism in which both male and female gametes are motile are
1. Algae
2. Fungi
3. Fish
4. Both 1 and 2
The most vital event of sexual reproduction is perhaps the fusion of gametes. This process called _________ results in the formation of a diploid _________.
1. Syngamy, Zygote
2. Fertilization, Zygote
3. Copulation, Foetus
4. Both 1 and 2 are true
Birds like turkey undergo _________ to produce offspring.
1. Sexual reproduction
2. Asexual reproduction
3. Parthenogenesis
4. Lay egg