7.
The oldest rocks found in ocean basins are ____ than the oldest continental rocks.
A. older B. younger
C. larger D. smaller
Answer & Explanation
Answer: Option B
Explanation:
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8.
The period of daylight
A. is nearly constant near the equator
B. varies with latitude and the season
C. reaches a maximum of 24 hour in the polar zones in summer
D. All of the above
Answer & Explanation
Answer: Option D
Explanation:
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9.
The process of weathering results into
A. the complete loss of particular atoms or the compounds from the weathered surface
B. the addition of specific atoms or compounds to the weathered surface
C. a breakdown of one mass in to two or more masses, with no chemical change in the mineral or rock
D. All of the above
Answer & Explanation
Answer: Option D
Explanation:
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10.
The part of continental margin that is structurally a part of continent?
A. Continental shelf
B. Continental Slope
C. both (a) and (b)
D. None of the above
Answer & Explanation
Answer: Option C
Explanation:
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11.
The original landmass, pangola split into
A. Laurissa in the north and Godwanaland in the south
B. Laurissa in the south and Godwanaland in the north
C. Laurissa in the east and Godwanaland in the west
D. Laurissa in the west and Godwanaland in the east
Answer & Explanation
Answer: Option A
Explanation:
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12.
The R-horizon of soil horizon consists of
A. unweathered bedrock
B. weathered parent material
C. plant litter at various levels of decomposition
D. None of the above
Answer & Explanation
Answer: Option A
Explanation:
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