Minerals and Energy resources

Homogenous, naturally occurring substances with a definable internal structure are known as

• a. Ore

• b. Mine

• c.Mineral

_______ are combinations of homogeneous substances called minerals.

• a. Ore

• b. Rocks

• c. Fossils

Minerals are usually found in………

• ores
• Mars
• Rocks

They are interested in the formation of minerals, their age and physical and chemical composition.

• geographers

• geologist

• Geophysist

How many minerals have been identified in the world

• 3000

• 1000

• 2000

Choose the incorrect statement

• Minerals are an indispensable part of our lives.
• Almost everything we use, from a tiny pin to a towering building or a big ship, all are made from minerals
• Cars, buses, trains, aeroplanes are manufactured from minerals and run on power resources derived from the earth
• All minerals occur from sedimentary rocks

In igneous and metamorphic rocks minerals may not occur in the …….

• cracks,
• crevices,
• beds
• faults

In a geological survey, it is found that in sedimentary rocks, a number of minerals occur in beds or layers.

• true

• false

What is the study of minerals, their composition, structure, and properties called?

• a. Mineralogy

• b. Geology

• c. Petrology

Which of the following is not a characteristic of minerals?

• a. Organic origin

• b. Definite chemical composition

• c. Crystalline structure