World Geography - Mock Test 74

Question 731

The propagation of radio signals is greatly influence by?

A) troposphere B) ionosphere C) exosphere D) thermosphere

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Question 732

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

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Question 733

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

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Question 734

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

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Question 735

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

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Question 736

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

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Question 737

The oldest rocks found in ocean basins are ____ than the oldest continental rocks?

A) older B) younger C) larger D) smaller

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Question 738

The process of capture of precipitation by the plant canopy and its subsequent return to the atmosphere is called?

A) sublimation B) stem flow C) interception D) through fall

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Question 739

The river situated along the border between the USA and Mexico is?

A) the Rio Grande B) the Amazon C) the Mississippi D) the Colorado

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Question 740

The Penumbra is?

A) the outer portion of the moon's shadow B) formed by the tangent that intersects between the sun and the moon C) both a and b D) None of the above

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