(a) The shift from grain to meat diets creates more demands for cereals. Why?
(b) A 250 kg cow produces 200 g of protein per day but 250 g of Methylophillus methylotrophus can produce 25 tonnes of protein. Name this emerging area of research. Explain its benefits.

5

(a)

"Modern methods of breeding animals and plants can alleviate the global food shortage". Comment on the statement and give suitable examples.

5

(a)

(i) State the objective of animal breeding.
(ii) List the importance and limitations of inbreeding. How can the limitations be overcome?
(iii) Give an example of a new breed each of cattle nd poultry.

5

(a)

Discuss briefly the technology that made us self-sufficient in food production.

5

(a)

Mutations are beneficial for plant breeding. Taking an example, justify the statement.

5

(a)