Sexual Reproduction in Flowering Plants questions
847 published questions with worked solutions.
- How many nuclei are involved in fertilization (overall, in double fertilization)?
- During the process of fertilization, the pollen tube usually enters the embryo sac through the
- Fusion of one of the male gametes with an egg nucleus is referred to as
- Which of the following statements are correct? (i) Endothecium lies below epidermis. (ii) Fusion of egg with male gamete is...
- Which one of the following events takes place after double fertilization?
- Triple fusion in Capsella bursa-pastoris is fusion of a male gamete with the
- Polyembryony is reported in I. Citrus II. Mango III. Gossypium
- Pollen grains can cause
- Viability of pollen grains depends on
- Which cell is bigger and has abundant food reserve material during microsporogenesis?
- Pollens are considered as well preserved fossils due to the presence of
- 60% of the angiosperms shed their pollens at the
- 'Microspores arranged in a cluster of four cells is called megaspore tetrad.' The above statement is
- 'Microspore develops into ova.' This sentence is
- 'The process of formation of microspore from the microspore mother cell is called megasporogenesis.' The above statement is
- A typical angiosperm anther is
- Pollen grains have the ability to tolerate extreme temperatures because of the presence of
- Pollens are stored at which temperature?
- The outermost and innermost wall layers of microsporangium in anther are (respectively)
- Maximum viability of rice and wheat pollen is
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