63.
Consider the following statements Enzymes and proteins can be correlated with each other in the following ways.
1. All proteins are enzyme.
2. All enzymes are protein.
3. All enzymes are not protein.
4. All proteins are not enzyme.
Which of the statements given above is/are correct?

65.
Statement I On hydrolysis, maltose gives two molecules of glucose.
Statement II Maltose is used to manufacture health drinks such as maltova.

66.
Vitamin B12 deficiency causes pernicious anaemia. Animals cannot synthesise vitamin B12. Humans must obtain all their vitamin B12 from their diet. The complexing metal ion in Vitamin B12 is.

70.
Consider the following statements.
1. Monosaccharides are the simple carbohydrates.
2. Monosaccharides are sweet in taste.
3. Monosaccharides upon heating get charred and give the smell of burning sugar.
Which of the statement (s) given above is/are correct?