Mining Geology - Study Mode

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[#321] The hollowsleft within the rock beds are filled up with mineral matter giving rise to

(A) Moulds

(B) Casts

(C) Fossils

(D) Imprints

Correct Answer

(B) Casts

[#322] Water gas is a combination of

(A) CO + H 2 O

(B) CO + H 2

(C) CO + N 2

(D) CO + CH 4

Correct Answer

(B) CO + H 2

[#323] Which of the following reserve is least in quantity?

(A) Proved

(B) Indicated

(C) Inferred

(D) Mineable

Correct Answer

(D) Mineable

[#324] It is an irregularity where the bed thins out generally due to erosion by river or stream. This is known as

(A) Roll

(B) Wash out

(C) Fold

(D) Barren ground

Correct Answer

(B) Wash out

[#325] Amongst the vertebrates, remains of reptiles occur abundantly in the rocks of

(A) Palaeozoic age

(B) Mesozoic age

(C) Cainozoic age

(D) Pleistocene age

Correct Answer

(B) Mesozoic age