Geology [GATE (Graduate Aptitude Test in Engineering) Geology & Geophysics]: Questions 61 - 64 of 82

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Question 61

Geology
Classification and Geological Significance of Important Invertebrates

Appeared in Year: 2014

Question

MCQ▾

Which one of the following marine environments is indicated by the assemblage of benthic foraminifera Quinqueloculina, Lenticulina, Ammonia, and Elphidium? (Carry two marks each)

Choices

Choice (4)Response

a.

Hadal

b.

Bathyal

c.

Abyssal

d.

Shelf

Question 62

Geology
Basic Concepts

Question

MCQ▾

Vertical exaggeration commonly occurs during stereo-viewing of aerial photographs. Where does it occur?

Choices

Choice (4)Response

a.

In the stereoscope

b.

In the photographs

c.

In the terrain

d.

In the preceptor՚s mind

Question 63

Appeared in Year: 2013

Question

MCQ▾

Which one of the following is the correct statement regarding hydrocarbon generation?

Choices

Choice (4)Response

a.

H/C content of organic matter increases as it matures.

b.

Oil source rock is most abundant in Mesozoic.

c.

O/C content of organic matter increases as it matures.

d.

Lignite does not form any hydrocarbon during maturation.

Question 64

Geology
Forms and Twinning

Appeared in Year: 2014

Question

MCQ▾

In the figure given below a, b and c are the crystallographic axes of a crystal. The Miller Index of the crystal face PQR is________. (Carry two marks each)

The Crystallographic Axes of a Crystal

Choices

Choice (4)Response

a.

(124)

b.

(142)

c.

(421)

d.

(214)

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