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### Question Asked by a Student from EXXAMM.com Team

** Q 1963191045. ** A teacher takes the science students on an

educational tour. There the students visit an

orchard and nursery to see various methods

used by farmers to propagate plants. The

students saw some butter paper bags wrapped

around the flowers and fruits of some trees. The

teacher tells the students that the farmer has

done this deliberately.

(a) Why do you think the farmer has covered

the flowers and fruits with bags?

(b) What is this method known as?

(c) Is this practice useful? Will it produce

seeds with desired qualities?