Minerals and power Resources For class 8 Geography Important Questions

Q 1 – Why has quarrying become a major environmental concern?
(a) Because minerals are pollutants
(b) Due to dust raised from the quarrying activities
(c) Because it is done by displacing people
(d) None of these

Q 2 – Give an example of shafts.

(a) Surface mining

(b) Deep bores

(c) off-shore drilling

(d) None of these

Q 3 – What is the process in which minerals lying near the surface are dug?

(a)Drilling

(b) Off-shore drilling

(c) Quarrying

(d) Extraction

Q 4 – Name the process in which deep wells are bored to take out petroleum and natural gas.

(a) Quarrying

(b) Drilling

(c) Shaft mining

(d) Open cast mining

Q 5 – The process of taking out minerals from rocks buried under the surface of the earth is named as

(a) mining

(b) pumping

(c) extracting

(d) none of these

Q 6 – Gold is an example of minerals.

(a) ferrous

(b) non-ferrous

(c) both (a) and (b)

(d) none of these

Q 7 – Which one of the following countries in Europe has the largest deposits of iron?

(a) Portugal

(b) Russia

(c) Germany

(d) Hungary 

Q 8 – Which is one of the deepest gold mine of the world?

(a) Kolar

(b) Jharia

(c) Raniganj

(d) Bikaner

Q 9 – From which mineral is silicon obtained?

(a) Coal

(b) Bauxite

(c) Thorium

(d) Quartz

Q 10 – Which of the following are non-conventional resources?

(a) Wind energy

(b) Solar energy

(c) Tidal energy

(d) All of these

Q 11 – True or false

  1. Petroleum is also termed as black gold.
  2. Environmental aspects must be carefully looked into before building huge dams.
  3. Kerala is the producer of mica.
  4. Dams leads to environmental pollution.
  5. Solar energy is a good source of energy in western part of Rajasthan.

Q 12 – Fill in the blanks

(i) Russia is rich in …………….. resource.

(ii) Processing of digging out of minerals is known as ……………..

(iii) Biogas is produced in …………….. areas.

(iv) India …………….. in ferrous minerals.

(v) Australia is the largest producer of …………….. in the world.

Q 13 – Which Indian states are the major producers of bauxite?

Q 14 – What are the advantages and disadvantages of geothermal energy?

Q 15 – What are the advantages and disadvantages of nuclear energy?

Q 16 – Who are the major producers of natural gas in the world?

Q 17 – Why are minerals considered non-renewable? 

Q 18 – Where are mineral deposits located in North America?

Q 19 – How is nuclear energy obtained?

Q 20 – What is an ore? Where are the ores of metallic minerals generally located?

 Q 21 – Why environmental aspects must be carefully looked into before building huge dams?

Q 22 – Explain why fossil fuels might become exhausted.
Or
Why fossil fuels are likely to be exhausted soon? Explain why fossil fuels might become exhausted.
Or
Why fossil fuels are likely to be exhausted soon?

Q 23 – Write a short note on distribution of minerals in Africa.

Q 24 – Write a short note on distribution of minerals in Antarctica.

Q 25 – What are the advantages and disadvantages of crude oil?