Practice MCQ Questions and answers on World Geography-GK

71

The texture of a soil refers to

A) the size distribution of the mineral particles composing the soil B) the distribution of mineral particles in the soil C) the crystal distribution in soil D) None of the above

Discuss

Answer & Solution

Answer: Option A

Solution:

The texture of a soil refers to the size distribution of the mineral particles composing the soil.

72

The steady or initial phase of the magnetic storms is

A) preceded by storm sudden commencement B) magnetic storm at middle and low altitudes C) a sharp increase of the field D) None of the above

Discuss

Answer & Solution

Answer: Option A

Solution:

During these few minutes--the sudden-commencement phase--of the storm, the horizontal component of the geomagnetic field increases suddenly over the entire globe. The increase persists for two to six hours and is classified as the initial phase of the storm.

73

The Suez canal connects the

A) Baltic sea and the Caspian sea B) Mediterranean sea and the Red sea C) Red sea and the Caspian sea D) Mediterranean sea and the North sea

Discuss

Answer & Solution

Answer: Option B

Solution:

The Suez Canal is an artificial sea-level waterway in Egypt, connecting the Mediterranean Sea to the Red Sea through the Isthmus of Suez. Constructed by the Suez Canal Company between 1859 and 1869, it officially opened on 17 November 1869.

74

The uppermost epoch of the Neogene period is

A) the Pliocene epoch B) the Pleistocen epoch C) the Miocene epoch D) the Oligocene epoch

Discuss

Answer & Solution

Answer: Option A

Solution:

The uppermost epoch of the Neogene period is the Pliocene epoch.

75

The type of igneous rock that form from magma is a function of

A) the chemical composition of the magma B) temperature of solidification C) the rate of cooling, which influences the crystallisation process D) All of the above

Discuss

Answer & Solution

Answer: Option D

Solution:

All of the above

76

The slow down slope movement of soil and sediment because of frost heaving and thawing is called

A) solifluction B) gelifluction C) frost creep D) rockfall

Discuss

Answer & Solution

Answer: Option C

Solution:

Frost creep is the slow downslope movement of soil and sediment because of frost heaving and thawing. The process begins with the freezing of the ground surface elevating particles at right angles to the slope.

77

The transverse, longitudinal and surface waves in an earthquake originate from

A) the epicentre within the body of the earth B) the focus on the surface of the earth C) the focus within the body of the earth D) the epicentre on the body of the earth

Discuss

Answer & Solution

Answer: Option C

Solution:

The transverse, longitudinal and surface waves in an earthquake originate from the focus within the body of the earth.

78

The smallest country of the world is

A) Russia B) Vatican city C) Brazil D) Canada

Discuss

Answer & Solution

Answer: Option B

Solution:

Based on landmass, Vatican City is the smallest country in the world, measuring just 0.2 square miles, almost 120 times smaller than the island of Manhattan. Situated on the western bank of the Tiber River, Vatican City's 2-mile border is landlocked by Italy.

79

The smallest annual temperature range occurs in the

A) equatorial tropical climate zone B) subtropical climate zone C) temperate climate zone D) polar climate zone

Discuss

Answer & Solution

Answer: Option A

Solution:

The smallest annual temperature range occurs in the equatorial tropical climate zone.

80

The South Frigid Zone is the region

A) lying between 66^1/2 degree south and 90^o south B) lying between the Antarctic circle to the south pole C) has the coldest climate throughout the year D) All of the above

Discuss

Answer & Solution

Answer: Option D

Solution:

All of the above