Q.1: A non-ferrous mineral does not contain _____.
Q.2: Deep bores called _____ have to be made to reach mineral deposits that lie at great depths.
Q.3: Which of these zones have mineral deposits in North America ?
i) Western Cordilleras ii) Sierra Grande iii) Canadian Shield
a) only i
b) i and ii
c) i and ii
Q.4: Which regions of India have mica deposits ?
a) Jharkhand, Andhra Pradesh and Karnataka
b) Gujarat, Rajasthan and Jharkhand
c) Jharkhand, Rajasthan and Bihar
Q.5: Silicon is obtained from _____.
Q.6: Electricity produced from coal is known as _____ power.
Q.7: _____ is often referred to as “Buried Sunshine”.
c) Natural gas
Q.8: Which of these products are obtained from petroleum ?
i) plastics ii) wax iii) lubricants
a) all of these
b) only ii
c) only iii
Q.9: Which of the following is a disadvantage of solar energy ?
a) Destroys wildlife
c) Noise pollution
Q.10: Match the nuclear power stations with their location:
|1. Kalpakkam||i. Maharashtra|
|2. Ranapratap Sagar||ii. Tamil Nadu|
|3. Tarapur||iii. Rajasthan|
a) 1-iii, 2-ii, 3-i
b) 1-ii, 2-iii, 3-i
c) 1-ii, 2-iii, 3-i
Q.11: On the basis of which properties are minerals identified ?
a) solubility and hardness
b) colour and density
c) both a and b
Q.12: Sedimentary rock formations of plains and young fold mountains contain _____ minerals.
Q.13: _____ is the largest producer of high grade iron-ore in the world.
Q.14: _____ is the world’s largest producer of diamonds, gold and platinum.
Q.15: _____ was the first country in the world to develop hydroelectricity.
Q.16: _____ sources of energy are those which have been in common use for a long time.
Q.17: Which of these is an advantage of using Natural Gas ?
a) Easier to transport
b) Cheaper than oil and coal
c) Both ‘a’ and ‘b’
Q.18: Radioactive elements like _____ and _____ undergo nuclear fission in nuclear plants and emit power.
a) Fossil Fuels and Uranium
b) Uranium and Thorium
c) Mica and Copper
Q.19: _____ is an excellent fuel for cooking and produces huge amount of organic matter.
a) Natural gas
Q.20: Which of these is a coal producing area of India ?
c) Gandhi Sagar