Earth Gk interview questions

The place which has the longest day and the shortest night on 22nd December, is

1. Moscow
2. Melbourne
3. Madrid
4. Madras

The approximate diameter of the earth is

1. 4,200 Km
2. 6,400 Km
3. 12,800 Km
4. 15,600 Km

Seasonal variation is the least

1. At the Equator
2. In the Arctic circle
3. In the Tropic of cancer
4. At 45°N latitude

The earth is at the largest distance from the sun (Aphelion) on

1. September 23rd
2. June 21st
3. March 21st
4. July 4th

Only one side of the moon is ever seen from the earth because

1. The periods of rotation and revolution of the moon are equal
2. The moon does not rotate
3. Only one side reflects light
4. The moon is at perigee

The Earth’s annual circuit round the sun covers a distance of

1. 896 million Km
2. 996 million Km
3. 1038 million Km
4. 1098 million Km

Vernal equinox falls on

1. 21st March
2. 21st June
3. 22nd December
4. 23rd September

The time required for moonlight to reach earth

1. 3.6 secs.
2. 2 secs
3. 1 sec.
4. 1.3 secs.

Spring tides occur when

1. The moon, the sun and the earth are in the same line
2. The moon, the sun and the earth are at right angles with the earth at the apex
3. The moon is nearest to the earth
4. The moon is farthest from the earth

Summer solstice in the Southern Hemisphere occurs on

1. March 21
2. June 21
3. December 22
4. September 23

The crust forms what percentage of the volume of the earth?

1. 0.5%
2. 2.5%
3. 7.5%
4. 12.5%

The heavier silicates named ‘Sima’ or silica+ magnesium are most aboundant in the

1. Ocean floors
2. Crust
3. Core
4. Mantle

On the 21st June the day light is seen at the North Pole for

1. 0 hrs
2. 12 hrs
3. 18 hrs
4. 24 hrs

One degree of the circumference of the earth measures (approx)

1. 100 Km
2. 111 Km
3. 151 Km
4. 175 Km

The earth is at the least distance from the sun (Perihelion) on

1. January 3rd
2. February 28th
3. June 21st
4. December 22nd

The Earth rotates around an axis pointing towards

1. The moon
2. The pole star
3. The sun
4. Venus

The amount of insolation received at a place on the surface of the earth depends on

1. Its climate
2. Its latitude
3. Its meridian
4. Its longitude

What is the maximum length of a day on the poles?

1. 3 months
2. 6 months
3. 12 hours
4. 24 hours

Equinox occurs when the sun is vertically above

1. Equator
2. Poles
3. Tropic of Capricorn
4. Tropic of Cancer

The orbit along which the earth revolves is

1. Shape is unknown
2. Circular
3. Irregular
4. Elliptical

A semifluid shell which includes both the crust and the uppermost part of the mantle is known as

1. Asthenosphere
2. Semisphere
3. Mesosphere
4. Lithosphere

The specific gravity of the earth as a whole is

1. 4.50
2. 4.65
3. 5.52
4. 6.67

Which of the following is related to the origin of the earth?

1. Drift Hypothesis
2. Thermal- convection hypothesis
3. Tetrahedral hypothesis
4. Planetesimal Hypothesis

It is six months long day in the northern polar region and six months long night in the southern polar region because

1. Earth is rotating
2. Earth is inclined towards its orbital plane
3. Earth is revolving around the sun
4. Earth is inclined towards its orbital plane

The term that best describes the shape of the earth is

1. Sphere
2. Globe
3. Ellipse
4. Geoid

The word used to describe the shape of earth is

1. Oblate Spheroid
2. Sphere
3. Circle
4. Flat

The earth rotates around its axis from

1. West to east
2. South to north
3. North to south
4. East to west

The Sun shines vertically on the Equator

1. Once a year
2. Twice a year
3. For six months
4. Throughout the year

The moon is called a satellite of the earth because

1. It is much smaller than the earth
2. It remains in position due to the gravitational pull of the earth
3. It draws light from the sun via the earth
4. It revolves round the earth

What is the approximate equatorial circumference of the earth?

1. 30,000 Km
2. 35,000 Km
3. 40,000 Km
4. 45,000 Km