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Geomorphology - Geography Objective Questions with Answers | Page-14

Questions
66 The earth has an average surface temperature of
A 200C
B 80C
C 140C
D 100C

Answer: Option [C]

The earth has an average surface temperature of 140C. The average temperature on Earth lies somewhere around 57 degrees Fahrenheit (13.9 degrees Celsius). According to climate information from the National Oceanic and Atmospheric Administration(opens in new tab) (NOAA), that was the 20th century average temperature, measured across land and ocean, night and day.

67 Demoiselles are a creation of
A Wave action
B Glacial deposition
C Wind erosion
D Glacial action

Answer: Option [C]

Demoiselles are a creation of Wind erosion. Wind Erosion is the natural process of transportation and deposition of soil by the wind. It is a common phenomenon occurring mostly in dry, sandy soils or anywhere the soil is loose, dry, and finely granulated.

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68 Stone lattice is formed due to
A Equal erosion by wind
B Equal erosion by wave
C Equal erosion by water
D Equal erosion by glacier

Answer: Option [A]

Stone lattice is formed due to equal erosion by wind. Differential erosion occurs in the desert areas where there is sparsed vegetation. This creates hollows small in size and randomly distributed. This feature is aclled stone-lattice. It is an Erosional feature of the wind.

69 Chasms are formed in
A Rocks without strata
B Rocks with inclined strata
C Rock with horizontal strata
D Rocks with vertical strata

Answer: Option [D]

Chasms are formed in rocks with vertical strata.

70 A stretch of land surrounded by water on all sides is known as
A A strait
B An island
C A peninsula
D None of these

Answer: Option [B]

A stretch of land surrounded by water on all sides is known as an island. A piece of land that is completely surrounded by water on all sides is known as an island. A group of islands is called an archipelago. A peninsula is a piece of land that is almost surrounded by water but connected to mainland.

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