Important Minerals

Q. Which of the following is an example of a ferrous mineral?

1. Manganese
   
2. Gold
   
3. Lead
   
4. Copper
   

Q.

Odisha is the leading producer of which ore of the following minerals:

1. Iron Ore

2. Manganese Ore

3. Magnesium Ore

4. Tungsten Ore

Q. Which of the following minerals is not found in large amounts in Jharkhand?

1. Bauxite
   
2. Uranium
   
3. Limestone
   
4. Coal

Q.

The most common ore of iron is __________ ( calamine/hematite)

Q. Mark the iron ores -

1. Limonite
2. Haematite
3. Both (a) and (b)
4. Manganese

Q. Choose the correct pair.

1. 
2. Coal
3. 
4. Limestone
5. 
6. Sandstone

Q. Match the following:

i. Cowboys	a. Iron and Steel
ii. Gold	b. Prairies
iii. Kudu	c. Hot wind
iv. Chinook	d. Johannesburg
v. Coal	e. Animal

1. a-i, d-ii, e-iii, c-iv, b-v
2. b-i, d-ii, e-iii, c-iv, a-v
3. b-i, a-ii, e-iii, c-iv, d-v
4. a-i, b-ii, c-iii, d-iv, e-v

Q. Shaft mining is practised by making deep bores to reach mineral deposits that lie at great depths in the Earth's surface.

1. True
2. False

Q. The bare ground between plants is covered with a layer of organic matter like straw to help retain the soil's moisture. Name this important method of soil conservation.

1. Mulching
2. Contour Barriers
3. Terrace Farming
4. Rock Dams

Q. Which of the following are examples of non-metallic minerals?

1. Manganese
   
2. Mica
   
3. Nickel
   
4. Granite