Rocks vs Minerals

What are rocks categorised into based on how they are formed?

• Sedimentary, metamorphic, and igneous

• Homogenous and heterogenous

• Organic and inorganic

• Crystalline and non-crystalline

Which of the following statements is true about minerals?

• They are aggregates with variable composition

• They can contain organic matter

• They have a definite shape

• They are classified into 3 groups

What is the main difference between minerals and rocks?

• Minerals have a specific chemical composition, while rocks are a mixture

• Minerals are inorganic, while rocks can contain organic matter

• Minerals have a regular atomic arrangement, while rocks do not

• Minerals are classified according to their physical properties, while rocks are classified based on their formation

Which science studies minerals?

• Mineralogy

• Petrology

• Geology

• Chemistry

What is the main use of minerals in the human body?

• Blood coagulation

• Bone formation

• Muscle contraction

• All of the above

How are rocks generally classified?

• By their appearance

• By their chemical composition

• By their hardness

• By their size

What is the total number of types of minerals?

• Over 5 thousand

• Over 10 thousand

• Over 15 thousand

• Over 20 thousand