Question

1 marks
1. A. Multiple choice Question (MCO)
1. Organic compound must contain-a) Oxygen, (b) Nitrogen, (c) Carbon, (d) Hydrogen. 2. Universal
solvent is--(a) Water, (b) oil, c) Alcohol, id) Adid. 3. In a polypeptide, amino acids are connected
by-(a) Glycocydic bond, (b) Hydrogen bond, (c) Disulphide bond, (d) Peptide bond. 4. Which of the
following is a nucleic acid ? a) Hydrochloric acid, (b) Lactic acid, (c) DNA, (d) Fatty acid, 5. Acids and
bases combine to ferm-a) Salt, (b) Ester, (c) Water, (d) RNA. 6. Water soluble vitamin is-(a) A. (b) D,
(c) C, (d) E. 7. Important source of vitamin A is-(a) Orange, (b) Carrot, (c) Milk, (d) Tomato. 8. Which of
the following vitamins does belong to B-complex group ? (a) Thianine, (b) Riboflavin, (c) Calciferol, (d) Niacine.
9. Common source of sodium is our diet is-(a) Orange, (b) Common salt, (c) Sugar, (d) Soyabean.
10. Rich source of ladine is-(a) Seafood, (b) Banana, (c) Vegetables, (d) Milk. 11. Deficiency of Iron may
cause-(a) Goitre, (b) Abnormal teeth, (c) Muscular weakness. (d) Anaemia. ​

Answer 1

Answer:

so..... much big have your question u can understand your question.....

Answer 2

Answer:

1. carbon

4. DNA

I know only this please mark it as brainlist