GATE GG-1 discipline:earth-and-geosciences PYQs & Answers — Page 33

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Questions 321–330 of 650. Imported answers require independent review unless marked reviewed.

Topic practice 650 questionsPage 33 of 65

A sample of 10 g coal yields 1 g of moisture, 2 g of ash and 5.6 g of volatile matter. The percentage of volatile matter content of the coal on dry ash-free basis is _______. [round off to 1 decimal place]

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A soil sample shows an average beta count of 6.8 counts per minute (cpm) per gram of organic carbon. The ¹⁴C count rate from organic carbon of present day vegetation is 15.26 cpm/g. The age of the sample is _______ years. [round off to 1 decimal place] (Half-life of ¹⁴C = 5370 years)

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A digital camera with a focal length of 150 mm is flown at a height of 3000 m over a flat terrain for taking aerial photographs. The scale of the aerial photograph is 1: _______. [in integer]

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The following reaction occurs at 1 bar and 823 K.

Grossular + Quartz = Anorthite + 2 Wollastonite

Mineral	Entropy (S¹, 823) kJ K⁻¹	Volume (V¹, 823) J bar⁻¹
Grossular	0.255	12.535
Quartz	0.042	2.269
Anorthite	0.200	10.079
Wollastonite	0.082	3.993

Using the above molar thermodynamic data, the calculated slope of the above reaction is _______ bar K⁻¹. [round off to 2 decimal places]

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Operating costs of an open cast gold mine are Rs. 4000/tonne. The recovery at the mill is 90%. At a gold price of Rs. 4550/g, the cutoff grade of gold calculated on the basis of operating cost is _______ g/tonne. [round off to 2 decimal places]

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The people ______ were at the demonstration were from all sections of society.

Your answerChoose one option.

whose

which

who

whom

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A transparent square sheet shown above is folded along the dotted line. The folded sheet will look like ________.

Diagram for Geology and Geophysics question 2

Your answerChoose one option.

Diagram for Geology and Geophysics question 2 (figure 2)

Diagram for Geology and Geophysics question 2 (figure 3)

Diagram for Geology and Geophysics question 2 (figure 4)

Diagram for Geology and Geophysics question 2 (figure 5)

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For a regular polygon having 10 sides, the interior angle between the sides of the polygon, in degrees, is:

Your answerChoose one option.

396

324

216

144

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Which one of the following numbers is exactly divisible by

Your answerChoose one option.

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Oasis is to sand as island is to ________ Which one of the following options maintains a similar logical relation in the above sentence?

Your answerChoose one option.

Stone

Land

Water

Mountain

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GATE GG-1 discipline:earth-and-geosciences PYQs

Question 61

Question 62

Question 63

Question 64

Question 65

Question 1

Question 2

Question 3

Question 4

Question 5