Page 1 - HA
P. 1
Objective
1: 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
Q.2 Name the mineral which is used to reduce cavity.
(a) Silicon
(b) Fluorite
(c) Aluminium Oxide
(d) Limestone
Q.3: Which out of the following metallic minerals is obtained from veins and lodes?
(a) Zinc (b) Limestone (c) Rutile (d)
Mica
Q.4: In which kind of rocks are the minerals deposited and accumulated in the stratas?
(a) Igneous rocks
(b) Metamorphic rocks
(c) Sedimentary rocks
(d) Both (a) and (b)
Q.5: Which out of the following minerals is formed as a result of evaporation in the arid
regions?
a) Zinc b) Coal c) Copper d) Gypsum
Q.6: Which out of the following minerals is obtained from ocean water?
a) Zinc b) Magnesium c) Gold d) Bauxite
Q.7: Which out of the following minerals occur in the Sands of Valley floors and the base
of Hills?
a) Copper b) Sulphur c) Gold d) Marble
Q.8: Which of the following statements are incorrect with regard to placer deposits?
(i) They occur as alluvial deposits.
(ii) They are corroded by water.
