Question

1. Propagation of ginger is generally done using.
(a) seed (b) stem (c) root (d) leaf
2. Yeast is used in the production of
(a) sugar balcohol (c) hydrochloric acid (d) oxygen
3. Which of tKe following is a source of rayon?
(a) wool (b) pet
(c)wood pulp (d) silk
4. Which of the following is not a metal?
(a) copper (b) Sulphur (c) aluminum (d) iron
5. Coal is formed from the remains of
(a) Vegetation only (b) animals only (c) both vegetation and animals
(d) Vegetation and animals.
6. Which among the following is considered as the cleanest fuel?
(a) cow dung cake (b) petrol (c) kerosene (d) hydrogen gas​

Answer 1

1. b) stem✅

2. a) sugar alcohol✅

3. c) wood pulp✅

4. b) sulphur✅

5. c) both vegetation and animal✅

6. d) hydrogen gas✅

Answer 2

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1. b) Stem ✅

2. a) Sugar alcohol✅

3. c) Wood pulp✅

4. b) Sulphur✅

5. c) Both vegetation and animal✅

6. d) hydrogen gas✅