Earth MCQs

Question 1

What is the circumference of the Earth?

Accepted Answer

40,000 km

Answer

13,000 km

Answer

20,000 km

Answer

25,000 km

Question 2

Who was the first to measure the circumference of the Earth?

Accepted Answer

Eratosthenes

Answer

Erechtheus

Answer

Aegeus

Answer

Apheidas

Question 3

Beirut time is two hours ahead and Lima time is five hours behind GMT. The longitudes of Beirut and Lima are respectively ________

Accepted Answer

30° East and 75° West

Answer

75° West and 30° East

Answer

70° East and 35° West

Answer

35° West and 70° East

Question 4

The total surface area of earth is ________

Accepted Answer

510 million sq km

Answer

610 million sq km

Answer

710 million sq km

Answer

810 million sq km

Question 5

The term 'syzygy' is referred to when the ________

Accepted Answer

Moon, sun and earth lie along a straight line

Answer

Earth is at perihelion and moon at perigee

Answer

Earth is at apehelion and moon at apogee

Answer

Moon and sun are at right angles with reference to the earth

Question 6

The Solar eclipse achieves totality only in limited geographical regions because ________

Accepted Answer

The size of the shadow of the Moon on the Earth is small compared to the cross-section of the Earth

Answer

The trajectories of the Earth around the Sun and the Moon around the Earth are not perfect circles

Answer

Sun rays can reach most of the peripheral regions of the shadow of the moon due to atmospheric refraction

Answer

The Earth is not a smooth flat surface, but has elevations and depressions

Question 7

The largest amount of reflection of the solar radiant energy which is reflected back into space before reaching the earth's surface is due to ________

Accepted Answer

Clouds

Answer

Water-bodies

Answer

Snow and ice covered areas of the earth

Answer

All the above reflect nearly the same amount

Question 8

We always see the same surface of the Moon because

Accepted Answer

It takes the same time to rotate on its axis and moving around the Earth

Answer

It is smaller than the Earth

Answer

It rotates on its axis

Answer

It moves with the same speed at which Earth moves around the Sun

Question 9

Which of the following phenomenon gives an evidence for the spherical shape of the earth?

Accepted Answer

Revolution

Answer

Solar eclipse

Answer

Lunar eclipse

Answer

Rotation of Earth