Question:
Double fertilization in angiosperms was first discovered by S.G. Nawaschin in ________ plants.
Double fertilization in angiosperms was first discovered by S.G. Nawaschin in ________ plants.
Updated On: Jul 25, 2024
- Lillium
- Sunflower
- Wheat
- Mango
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The Correct Option is A
Solution and Explanation
The fusion of one male gamete with egg and that of another male gamete with secondary nucleus is called double fertilisation. All angiosperms are characterised by double fertilisation. It was discovered by S.G. Nawaschin (1898) in Lillium and Fritillaria plants.
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Concepts Used:
Sexual Reproduction in Flowering Plants
Sexual reproduction in flowering plants takes place or happens when the production of a new organism occurs from two parents by making use of their gametes or sex cells. Both sexual and asexual reproduction can be found in plants. Nearly all flowering plants reproduce sexually. Flowers play a captious role in the process as it carries both the male and female reproductive parts commonly known as androecium and gynoecium respectively.
An individual flower comprises the following parts -
- Pedicle
- Calyx
- Petals
- Sepals
- Stamen
- Pistil
- Receptacle