Question Bank No: 2

1. Substances used in bringing down the body temperature in high fevers are called

 a)antiseptics
 b)pyretics
 c)antibodies
 d)antipyretics

2. RNA is different from DNA because RNA contains

 a)ribose sugar and thymine
 b)ribose sugar and uracil
 c)deoxyribose sugar and thymine
 d)deoxyribose sugar and uracil

3. Iodine value is related to

 a)fats and oils
 b)alcohols
 c)esters
 d)hydrocarbons

4. Oils are converted into fats by

 a)hydration
 b)decarboxylation
 c)hydrogenation
 d)dehydrogenation

5. Which substance chars when heated with conc. H2SO4?

 a)carbohydrate
 b)hydrocarbon
 c)fat
 d)protein

6. An example of water soluble vitamin is

 a)vitamin D
 b)vitamin E
 c)vitamin A
 d)vitamin C

7. The aldehyde which is formed during photosynthesis in plants is

 a)methanal
 b)accetaldehyde
 c)propanal
 d)phenyl methanol

8. In polysaccharides, the linkage connecting monosaccharide is called

 a)glycoside linkage
 b)nucleoside linkage
 c)glycogen linkage
 d)peptide linkage

9. Which carbohydrates is an essential constituent of plant cells?

 a)starch
 b)cellulose
 c)sucrose
 d)vitamins

10. The function of enzymes in the living system is to

 a)transport oxygen
 b)provide immunity
 c)catalyse biochemical reactions
 d)provide energy

11. DNA has deoxyribose, a base and the third component is

 a)phosphoric acid
 b)ribose
 c)adenine
 d)thymine

12. The metal present in vitamin B12 is

 a)iron
 b)manganese
 c)cobalt
 d)mercury

13. Protein is a polymer of

 a)Glucose
 b)Terephthalic acid
 c)Amino acid
 d)Glycol