Question
Give reasons for the following.
(i) Fresh milk is boiled before consumption while processed milk is stored in packets and can be consumed without boiling.
(ii) Raw vegetables and fruits are kept in refrigerators, whereas jams and pickles can be kept outside.
(iii) Farmers prefer to grow beans and peas in nitrogen deficient soils.
(iv) Mosquitoes can be controlled by preventing stagnation of water though they do not live in water. Why ?
(i) Fresh milk is boiled before consumption while processed milk is stored in packets and can be consumed without boiling.
(ii) Raw vegetables and fruits are kept in refrigerators, whereas jams and pickles can be kept outside.
(iii) Farmers prefer to grow beans and peas in nitrogen deficient soils.
(iv) Mosquitoes can be controlled by preventing stagnation of water though they do not live in water. Why ?
