GATE GG-1 2019 Paper 1 — page 14

Questions 40–42 of 65. Imported answers require review unless explicitly marked reviewed.

Paper practice 65 questionsPage 14 of 22

The best developed lineation and foliation traces in a L-S tectonite will be observed on a plane ______.

Your answerChoose one option.

parallel to the lineation and foliation

perpendicular to the lineation and foliation

perpendicular to the foliation but parallel to the lineation

perpendicular to the lineation but parallel to the foliation

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Match the type of twining (Group I) with the mineral (Group II) that best exhibits it.

Group I P. Carlsbad Q. Pericline R. Brazil S. Geniculated (elbow)

Group II

Rutile

Quartz

Orthoclase

Plagioclase

Your answerChoose one option.

P-3, Q-4, R-2, S-1

P-2, Q-4, R-1, S-3

P-3, Q-1, R-2, S-4

P-2, Q-1, R-3, S-4

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On inserting a first order red interference filter in SE-NW direction, the interference figure of quartz shows

Your answerChoose one option.

blue in NE, SW quadrants and yellow in NW, SE quadrants.

yellow in NE, SW quadrants and blue in NW, SE quadrants.

blue in NE, NW quadrants and yellow in SW, SE quadrants.

yellow in NE, NW quadrants and blue in SW, SE quadrants.

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2019 · Paper 1