In which organ the growth of pollen tube is observed, till it reaches the ovules?
1.Pollen tube
2.Style
3.Ovary
4.Stigma

Subtopic:  Post Pollination Events |
 76%
From NCERT
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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

Subtopic:  Events during Sexual reproduction |
 88%
From NCERT
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Grafting is impossible in monocot-because
1.Vascular bundles are scattered
2.Meristemis absent
3.Collateralopen vascular bundle
4. Radial vascular bundle

Subtopic:  Asexual Reproduction |
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Name the fungus which is shown in the figure

1. Conidia
2. Penicillium
3. Algae
4. Zoospore

Subtopic:  Asexual Reproduction |
From NCERT
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Identify X

1. Stem
2. Runner
3. Offset
4. Bud

Subtopic:  Asexual Reproduction |
 90%
From NCERT
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Identify A and B

 

1. A-Archegoniphore, B-Anthediophore
2.A- Anthediophore, B- Archegoniphore
3. A-Anthridium, B-Style
4. A-Ovary, B-Blastopore

Subtopic:  Events during Sexual reproduction |
 88%
From NCERT
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Identify A and B

1. A- Antheridium, B-Oogonium
2. A-Oogonium, B- Antheridium
3. A-Ovary, B- Endosperm
4. A- Ovary, B-Seed

Subtopic:  Events during Sexual reproduction |
 84%
From NCERT
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Organism in which both male and female gametes are motile are
1. Algae
2. Fungi
3. Fish
4. Both 1 and 2

Subtopic:  Events during Sexual reproduction |
 82%
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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

Subtopic:  Events during Sexual reproduction |
 66%
From NCERT
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Birds like turkey undergo _________ to produce offspring.
1. Sexual reproduction
2. Asexual reproduction
3. Parthenogenesis
4. Lay egg

Subtopic:  Events during Sexual reproduction |
 90%
From NCERT
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