Question

REPRODUCTION IN PLANTS
O EXERCISES
A. Answer the following questions,
1. What are the different ways in which plants can reproduce?
2. Explain the process of pollination
3. Explain the parts of a flower Draw a well labelled diagram to show the parts of
a flower
4. How are seeds dispersed by wind?
5. Explain the process of germination of seeds.
6. What are the conditions necessary for germination? Explain with an experiment
7. Explain the different ways plants reproduce from their body parts
8. Give two examples each of rabi crops and kharif crops.
9. How can farmers get a healthy crop?
10. Define: (a) Pollination
(d) Germination
(b) Dispersal of seeds
(e) Vegetative reproduction
(c) Crop rotation
(f) Reproduction​

Answer 1

Answer:

Explanation:

1. Self-Pollination and Cross-Pollination
2. The transfer of pollen grains from anther to the stigma of the same or another flower.
3. Stame, Anther, Stigma, Style, Ovary
4. Wind takes away some light seeds along with it which helps in dispersion.
5. Sees germinates into a healthy plant in the presence of sunlight, water and air.
6. Mentioned above.

    7. By leaves- Bryophyllum

       By Stem- Rose

    8. Rabi- Wheat, Barley

          Kharif- Rice , Maize

    9. By proper seed sowing, proper irrigation, proper harvesting and other management.

      10. (b) Movement of seeds either by wind, water, animals, etc.

            (e) The mode of reproduction of those plants who do not produce viable seeds. Eg- Banana

             (c) The sowing of different crops for helping the soil to gain its fertlity.

             (f) The process by which living organisms produce next generation of their own kind.