Answer the following questions in detail.
1. What is vegetative propagation? State its advantages and disadvantages.
2.List the characteristic features of flowers pollinated by wind and by insects.
3. Describe various steps of artificial pollination.
Answers
Answer:
it is the process by which plants are propagated
it helps the spreading of vegetation
Explanation:
Answer:
answer 1. The growing of new plants from old parts of the plant such as stem,root,leaf etc is called vegetative propagation,
it's advantages are;
1.a seed less fruit is produced.
2.it is a faster technique.
Disadvantages are;
1.at least one bird arise.
2.During the growing high quality nutrient are required.
answer 2. 1. No bright colors, special odors, or nectar
2. Small
3. Most have no petals
4. Stamens and stigmas exposed to air currents
5. Large amount of pollen
6. Pollen smooth, light, easily airborne
7. Stigma feathery to catch pollen from wind
8. May have staminate and pistillate flowers, may be monoecious or dioecious
9. Usually single-seeded fruits, such as oak, grass, birch, poplar, hazel, dock, cat-tail, plantain, and papyrus.
answer 3. This type of pollination is for the vegetable plants with male and female parts on separate plants.
1. Take a male flower and remove its petals.
2. Try not to touch the stamens to avoid the pollen transfer to your fingers.
3. Find a blooming female flower with its petals pushed back.
4. Touch the stamens of the male flower to the stigma of the female flower and roll over it gently.
5. The pollen will be transferred to the stigma and pollination will occur.