Selective Breeding

Question 1

What is selective breeding?

Answer 1

An artificial process carried out by humans to produce organisms that look or behave in a desired way. It would not occur naturally and breeders have to carry out a particular process to achieve what they want

Question 2

Why does elective breeding work?

Answer 2

Some defined characteristics are inherited due to genes being passed on

Question 3

What do we use selective breeding for?

Answer 3

Food, medicine, research (e.g. spare parts or testing drugs) or aesthetics (e.g. flowers and dogs)

Question 4

How does selective breeding work?

Answer 4

1. Select two wheat plants with a high yield
2. Breed them together by using a brush to remove pollen from the anther of one plant and place it on the stigma of the other
3. From the offspring produced select the two with the highest yield
4. Breed the offspring
5. Repeat this over several generations until all the offspring produced give a high yield