2023 · Paper 1

Complete GATE GG-1 2023 Paper 1 overview, original pages and practice · Timed previous-paper practice

Questions 10–12 of 65. Imported answers require review unless explicitly marked reviewed.

Question 10

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GAMCQ2 marksNeeds review

An opaque cylinder (shown below) is suspended in the path of a parallel beam of light, such that its shadow is cast on a screen oriented perpendicular to the direction of the light beam. The cylinder can be re-oriented in any direction within the light beam. Under these conditions, which one of the shadows P, Q, R, and S is NOT possible?



Your answerChoose one option.

A.

P

B.

Q

C.

R

D.

S

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Question 11

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GGMCQ1 markNeeds review

Which of the following is a chronostratigraphic unit?

Your answerChoose one option.

A.

Member

B.

Stage

C.

Acme Zone

D.

Period

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Question 12

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GGMCQ1 markNeeds review

During contact metamorphism, with increasing temperature,

Your answerChoose one option.

A.

the ratio of volume to surface area of mineral grains increases.

B.

the ratio of volume to surface area of mineral grains decreases.

C.

the reaction kinetics becomes slower.

D.

hydrous minerals become more stable.

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