Question

Mention any two advantages of micropropagation technique. Write how its process is carried out in the laboratory. Name any two important food plants grown commercially by this method. [3 marks]

Answer 1

The advantages of micropropagation technique are: [0.5 mark for each point]
(i) production of thousands of plants
(ii) recovery of healthy plants from diseased ones

Process: Any part of a plant is taken out and grown in a test tube under sterile conditions in special nutrient media to produce large number of plants in very short durations. [1 mark]

Banana and apple are grown commercially by this method. [1 mark]