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Class 10 Class 12
Write any three characteristic features of monosaccharides ?

The characteristic  features of monosaccharides are -:

(1) They are soluble in water.

(2) They have sweet taste and char on heating.

(3) Most of them are reducing in nature.

What are major elements of a cell ?

Carbon, hydrogen, oxygen and nitrogen are the major elements of a cell.

Name one monosaccharide which provides energy ?

Glucose

Give the names of two monosaccharide sugars.

Fructose and glucose are two monosaccharides

What is the general formula of carbohydrates ?

The carbohydrate has a general formula - CnH2nOn Or (CH2O)n.

What is the percentage of nucleic acids in cells ?

5 - 7 percent

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