GATE (Graduate Aptitude Test in Engineering) Geology & Geophysics: Questions 62 - 65 of 158

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Question 62

Strain and Material Respons

Appeared in Year: 2014

Question

MCQ▾

From the surface to the earth՚s interior, the velocity of p-wave decreases and the material density increases at the boundary between________. (Carry one mark each)

Choices

Choice (4)Response

a.

Outer core and inner core

b.

Upper crust and lower crust

c.

Mantle and outer core

d.

Crust and mantle

Question 63

Question

MCQ▾

A horizontally bedded sandstone outcrop exhibits planar cross-beds at a number of places. The dip directions of the foresets of cross-beds at these locations are: . Find the mean palaeocurrent direction.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 64

Precambrian and Phanerozoic

Appeared in Year: 2013

Question

Match List-Ⅰ List-Ⅱ▾

Match the following stratigraphic units listed in Group I with the Precambrian basins in Group II.

List-Ⅰ (Group I)List-Ⅱ (Group II)
(A)

Kheinjua Formation

(i)

Kaladgi

(B)

Neoproterozoic basin

(ii)

Vindhyan

(C)

Badami Group

(iii)

Cuddapah

(D)

Papaghni Group

(iv)

Chhatisgarh

(E)

Sullavai Group

(v)

Pranhita-Godavari

Choices

Choice (4)Response
  • (A)
  • (B)
  • (C)
  • (D)
  • (E)

a.

  • (iv)
  • (iii)
  • (v)
  • (ii)
  • (i)

b.

  • (ii)
  • (iv)
  • (i)
  • (v)
  • (iii)

c.

  • (v)
  • (ii)
  • (i)
  • (iv)
  • (iii)

d.

  • (ii)
  • (iv)
  • (i)
  • (iii)
  • (v)

Question 65

Sedimentary Facies

Appeared in Year: 2014

Question

Assertion-Reason▾

Assertion(Ꭺ)

Two Soil Samples S1 and S2

S1 has a higher value of uniformity coefficient than S2. (Carry two marks each)

Reason(Ꭱ)

S1 has less variation in grain-size than S2.

Choices

Choice (4)Response

a.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

b.

Both Ꭺ and Ꭱ are false

c.

Ꭺ is false but Ꭱ is true

d.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

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