Earth: Top 100 MCQ With Free Exam Geography SET:-8

Q21. The mean radius of the earth is approximately __

(A) 3200 km
(B) 6400 km
(C) 9600 km
(D) 12800 km

Answer: 6400 km

Q22. The earth’s annual circuit round the sun covers a distance of __

(A) 1,096 million kms
(B) 1,036 million kms
(C) 966 million kms
(D) 896 million kms

Answer: 966 million kms

Q23. The Earth is tilted on its axis

(A) 23.5°
(B) 22.5°
(C) 21. 5°
(D) 20°

Answer: 23.5°

Q24. In how much time, Earth rotates once on its axis ?

(A) 23 hours 30 minutes
(B) 23 hours 56 minutes 4.9 sec
(C) 23 hours 10 minutes 2 sec
(D) 24 hours

Answer: 23 hours 56 minutes 4.9 sec

Q25. When the Earth is at the maximum distance from the Sun, it is called

(A) Aphelion
(B) Perihelion
(C) Equinox
(D) Sidereal

Answer: Aphelion

Q26. Which of the following phenomenon gives an evidence for the spherical shape of the earth ?

(A) Solar eclipse
(B) Revolution
(C) Lunar eclipse
(D) Rotation of Earth

Answer: Revolution

Q27. We always see the same surface of the Moon because

(A) It is smaller than the Earth
(B) It rotates on its axis
(C) It takes the same time to rotate on its axis and moving around the Earth
(D) It moves with the same speed at which Earth moves around the Sun

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

Q28. 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 __

(A) Clouds
(B) Water-bodies
(C) Snow and ice covered areas of the earth
(D) All the above reflect nearly the same amount

Answer: Clouds

Q29. The Solar eclipse achieves totality only in limited geographical regions because __

(A) The trajectories of the Earth around the Sun and the Moon around the Earth are not perfect circles
(B) The size of the shadow of the Moon on the Earth is small compared to the cross-section of the Earth
(C) Sun rays can reach most of the peripheral regions of the shadow of the moon due to atmospheric refraction
(D) The Earth is not a smooth flat surface, but has elevations and depressions

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

Q30. The term ‘syzygy’ is referred to when the __

(A) Earth is at perihelion and moon at perigee
(B) Earth is at apehelion and moon at apogee
(C) Moon and sun are at right angles with reference to the earth
(D) Moon, sun and earth lie along a straight line

Answer: Moon, sun and earth lie along a straight line