Question

Flower

(1) Write all the parts of a flower. (Include a picture also)

(2)Describe the process of pollination.

Answer faithfully
1st question 10 marks
2nd question 20 marks

Answer 1

Ans-2 At the most basic level pollination is the way plants achieve fertilization and genetic diversity pollination process occur when pollen grain from the male part of flower (anther)are transferred to the female part (stigma) of another flower

Answer 2

1.The parts of the flowers are following :1.Stigma
2. Style
3. Ovary
4. Anther
5. Filament
6. Petal
7. Sepal

Ans 2: Pollination is the transfer of pollen grains from the anther of a stamen to the stigma of a carpel. The two modes of pollination are self pollination and cross pollination.

Self pollination : (i) Self pollination occurs within a flower or between two flowers of the same plant.
(ii) flowers don't depend on other agencies for pollination.
(iii) pollen grains are produced in small numbers.

Cross pollination :(i) cross pollination occurs between two flowers borne on different plants of the same specids.
(ii) agents such as insects, water and wind are required for pollination.
(iii) pollen grains are produced in large numbers..