Minerals and Energy Resources
Chapter 5
EXERCISES
1. Multiple choice questions.
(i) Which one of the following minerals is formed by decomposition of rocks,
leaving a residual mass of weathered material?
(a) coal (b) bauxite (c) gold (d) zinc
(ii) Koderma, in Jharkhand is the leading producer of which one of the following
minerals?
(a) bauxite (b) mica (c) iron ore (d) copper
(iii) Minerals are deposited and accumulated in the stratas of which of the
following rocks?
(a) sedimentary rocks (c) igneous rocks
(b) metamorphic rocks (d) none of the above
(iv) Which one of the following minerals is contained in the Monazite sand?
(a) oil (b) uranium (c) thorium (d) coal
2. Answer the following questions in about 30 words.
(i) Distinguish between the following in not more than 30 words.
(a) ferrous and non-ferrous minerals
(b) conventional and non-conventional sources of energy
(ii) What is a mineral?
(iii) How are minerals formed in igneous and metamorphic rocks?
(iv) Why do we need to conserve mineral resources ?
3. Answer the following questions in about 120 words.
(i) Describe the distribution of coal in India.
(ii) Why do you think that solar energy has a bright future in India?
ACTIVITY
Fill the name of the correct mineral in the crossword below:
ACROSS
1. A ferrous mineral (9)
2. Raw material for cement industry (9)
3. Finest iron ore with magnetic properties (9)
4. Highest quality hard coal (10)
5. Aluminium is obtained from this ore (7)
6. Khetri mines are famous for this mineral (6)
7. Formed due to evaporation (6)
