Answer:
(a)
Yashoda is caring, loving and hard working. She however is ignorant of
scientific practices.
(b)
Kishan is scientific, practical, logical and intelligent.
(1/2)
(c)
Food is stored at low temperature in fridge to prevent its oxidation or in air tight
containers to cut oxygen supply. (2)
Or
(a)
Mitali is judgmental, adoring, spontaneous.
(b)
Her mother is scientific, persuasive and logical.
(c)
Silver gets tarnished in contact with air hydrogen sulphide from air and forms
a layer of silver sulphide over it which is black in colour. (2)
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