Question

Give reasons for the following.

(a) Fresh milk is boiled before consumption while processed milk

stored in packets can be consumed without boiling.

(b) Raw vegetables and fruits are kept in refrigerators whereas

jams and pickles can be kept outside.

(c) Farmers prefer to grow beans and peas in nitrogen deficient

soils.

(d) Mosquitoes can be controlled by preventing stagnation of

water though they do not live in water. Why?​

Answer 1

Explanation:

check the attached picture

hope it will help u !

Answer 2

Answer:

a. processed milk is already pasteurized it is the process of killing microorganism if any, so fresh milk is not pasteurized needed to be boiled

b.jams and jelly have higher sugar content it's a kind of chemical preservation

c. beans and peas are leguminous plants, which can fix nitrogen by symbiotic association with rhizobium bacteria so they can grow in nitrogen-deficient soil

d .mosquitos require stagnant water for their reproduction where eggs and larva exist in stagnant water so if we avoid stagnant water mosquito population can be controlled