Sexual Reproduction in Plants
Sexual Reproduction in Plants: Overview
This topic covers concepts, such as, Sexual Reproduction,Flower,Structure of Flower etc.
Important Questions on Sexual Reproduction in Plants
Which of the following represents the persistant remains of nucellus ?
Match the following:
| Column-I | Column-II | ||
| (a) | Coleorhiza | (i) | Birth cord |
| (b) | Umbilical cord | (ii) | The outer wall of a spore or pollen grain |
| (c) | Germ pores | (iii) | A sheath protecting the root of a germinating grass or cereal grain |
The process of development of pollen mother cell into a mature pollen grain includes:
The megaspores are formed from megaspore mother cell that are produced in which of the following region of ovule:
Pollen grains are able to withstand extremes of temperature and dessication because their exine is composed of
Assertion : If pollen mother cells has 42 chromosomes, the pollen has only 21 chromosomes.
Reason : Pollens are formed after meiosis in pollen mother cell.
The generative cell is destroyed by laser but a normal pollen tube is still formed because
Find the odd one out.
How plants reproduce sexually and asexually?
What is funicle in seed?
How many male gametes are produced during Microsporogenesis?
Is microspore and pollen grain same?
What is microspore in anther?
What is microspore mother cell?
How plants reproduce sexually and asexually?
What is microspore in anther?
Is ovule a megasporangium? If yes explain why?
The structure that comprises the microspores arranged in clusters of four cells is called _____.
The arrangement of microspore tetrad in Aristolochia is
What is the ploidy of the cells of a spore tetrad?
