Q 1. Which of the following minerals is non-metallic in nature?
a. Iron
b. Bauxite
c. Manganese
d. Coal
Q 2. Which country is the largest producer of bauxite in the world?
a. China
b. Australia
c. Brazil
d. India
Q 3. Which country is the largest producer of mica in the world?
a. China
b. Australia
c. USA
d. India
Q 4. Which mineral is called ‘Buried sunshine’?
a. Iron
b. Coal
c. Bauxite
d. Mica
Q 5. Which mineral is called ‘Black Gold’?
a. Coal
b. Gold
c. Petroleum
d. Copper
Q 6. Which was the first country to develop hydroelectricity?
a. Norway
b. Finland
c. Netherland
d. China
Q 7. Which of the following gases is primarily present in bio gas?
a. Methane
b. Ethane
c. Nitrogen
d. Oxygen
Q 8. The commercial rearing of silk worms is called?
a. Agriculture
b. Pisciculture
c. Sericulture
d. Horticulture
Q 9. The breeding of fish in specially constructed tanks and ponds is called?
a. Agriculture
b. Pisciculture
c. Sericulture
d. Horticulture
Q 10. The growing of vegetable, flowers and fruits for commercial use is called?
a. Agriculture
b. Pisciculture
c. Sericulture
d. Horticulture
Answers:
Q1.(d), Q2. (b), Q3. (d), Q4. (b), Q5. (c), Q6. (a), Q7. (a), Q8. (c), Q9. (b), Q10. (d)