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Question (1)

QN002811

Which of the following best defines a mineral?

(A) A man-made substance used in industries
(B) A naturally occurring substance with fixed composition and properties
(C) A mixture formed by combining metals
(D) A liquid found inside rocks

Correct Answer: B

Explanation:

Minerals occur naturally and have fixed composition and properties.

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Question (2)

QN002812

Minerals are generally obtained from

(A) plants only
(B) air only
(C) rocks and Earth’s crust
(D) oceans only

Correct Answer: C

Explanation:

Minerals are found in rocks and beneath Earth’s surface.

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Question (3)

QN002813

Which mineral is mainly used in making pencils?

(A) Quartz
(B) Graphite
(C) Mica
(D) Hematite

Correct Answer: B

Explanation:

Pencil “lead” is made of graphite.

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Question (4)

QN002814

Which property of mica makes it useful in electrical appliances?

(A) Magnetic nature
(B) Good electrical insulation
(C) Solubility in water
(D) High reactivity

Correct Answer: B

Explanation:

Mica is a good electrical insulator.

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Question (5)

QN002815

Hematite is an important ore of

(A) copper
(B) aluminium
(C) iron
(D) zinc

Correct Answer: C

Explanation:

Hematite is a major iron ore.

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Question (6)

QN002816

Which mineral is commonly used in making glass?

(A) Quartz
(B) Graphite
(C) Gypsum
(D) Talc

Correct Answer: A

Explanation:

Quartz contains silica used in glass making.

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Question (7)

QN002817

Talc is mainly used in the manufacture of

(A) steel
(B) paper clips
(C) talcum powder
(D) electric wires

Correct Answer: C

Explanation:

Talc is commonly used in talcum powder.

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Question (8)

QN002818

Which mineral is added in cement to control its setting time?

(A) Quartz
(B) Gypsum
(C) Mica
(D) Graphite

Correct Answer: B

Explanation:

Gypsum controls the setting of cement.

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Question (9)

QN002819

Which of the following is a metallic mineral?

(A) Mica
(B) Quartz
(C) Hematite
(D) Gypsum

Correct Answer: C

Explanation:

Hematite is a metallic mineral containing iron.

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Question (10)

QN002820

Which of the following is a non-metallic mineral?

(A) Iron ore
(B) Copper ore
(C) Mica
(D) Bauxite

Correct Answer: C

Explanation:

Mica is a non-metallic mineral.

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Question (1)

Which of the following best defines a mineral?

Explanation:

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Question (2)

Minerals are generally obtained from

Explanation:

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Question (3)

Which mineral is mainly used in making pencils?

Explanation:

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Question (4)

Which property of mica makes it useful in electrical appliances?

Explanation:

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Question (5)

Hematite is an important ore of

Explanation:

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Question (6)

Which mineral is commonly used in making glass?

Explanation:

Link:

Question (7)

Talc is mainly used in the manufacture of

Explanation:

Link:

Question (8)

Which mineral is added in cement to control its setting time?

Explanation:

Link:

Question (9)

Which of the following is a metallic mineral?

Explanation:

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Question (10)

Which of the following is a non-metallic mineral?

Explanation:

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