Which of the following statements is not true about enzyme inhibitors? 

(1) Inhibit the catalytic activity of the enzyme.

(2) Prevent the binding of substrate,

(3) Generally a strong covalent bond is between an inhibitor and an enzyme,

(4) Inhibitors can be competitive or non-copetitive.

A chemical that can be used as a sweetening agent, temperature and is calorie-free is
1. Sucrose
2. Glucose
3. Aspartame
4. Sucralose

Which of the following will not enhance nutritional value of food?

(1) Minerals

(2) Artificial Sweeteners

(3) Vitamins

(4) Amino acids

An example of liquid dishwashing detergent among the following is -

 Which of the following statements are incorrect about receptor proteins?

(1) Majority of receptor proteins are embedded in the cell membranes

(2) The active site of receptor proteins opens on the outside region of the cell

(3) Chemical messengers are received at the binding sites of receptor proteins

(4) Shape of the receptor doesn't change during attachment of a messenger

A molecule that cannot be used as a food preservative is -

1. Table salt

2. Sodium hydrogen carbonate

3. Rock salt

4. Benzoic acid

The correct statement among the following regarding barbiturates is:

 Which of the following are sulpha drugs?

(a) Sulphapyridine

(b) Prontosil

(c) Salvarsan

(d) Nardil

(1) a, b

(2) a, c

(3) b, c

(4) b, d

Which of the following compounds are administered as antacids?

(a) Sodium carbonate

(b) Sodium hydrogen carbonate

(c) Aluminium carbonate

(d) Magnesium hydroxide

(1) b,c

(2) a,d

(3) b,d

(4) c,d

An anionic detergent among the following is/are:

1. a and b
2. a and c
3. a and d
4. b and d