Advertisements
Advertisements
Question
What is the significance of the dispersal of seeds? Give any two points.
Solution
Significance of dispersal of seeds:
- Evolution of land plants.
- In establishing species in new areas by means of dispersal.
APPEARS IN
RELATED QUESTIONS
Differentiate between outbreeding and outcrossing.
Define fertilization.
What happens to the ovary post fertilization?
Even though each pollen grain has 2 male gametes, why at least 20 pollen grains are required to fertilize 20 ovules in a particular carpel?
In Haplopappus gracilis, number of chromosomes in cells of nucellus is 4. What will be the chromosome number in Primary endosperm cell?
What is Mellitophily?
Identify the CORRECT statement with reference to cellular endosperm.
Which is the triploid tissue in a fertilised ovule? How is the triploid condition achieved?
Select the option that shows the correctly identified 'U', 'X', 'Y' and 'Z' in a developing dicot embryo.
Give a term for the following:
Fusion of male gamete and secondary nucleus in angiosperms.
