100 Best Geography- Universe and Solar System MCQs
Q49). Which one of the following figures represents the age of the earth?
a).4.6 million years
b).4.6 billion years
c).13.7 billion years
d).13.7 triillion years
Correct Answer:
4.6 billion years
Explaination:
Q50). Which one of the following has the longest duration?
a).Eons
b).Era
c).Period
d).Epoch
Correct Answer:
Eons
Explaination:
Q51). Which one of the following is not related to the formation or modification of the present atmosphere?
a).Solar winds
b).Degassing
c).Differentiation
d).Photosynthesis
Correct Answer:
Differentiation
Explaination:
Q). Which one of the following represents the inner planets?
a).Planets between the sun and the earth
b).Planets between the sun and the belt of asteroids
c).Planets in gaseous state
d).Planets without satellite(s)
Correct Answer:
Planets between the sun and the belt of asteroids
Explaination:
Q53). Life on the earth appeared around how many years before the present?
a).13.7 billion
b).4.6 billion
c).3.8 million
d).3.8 billion
Correct Answer:
3.8 billion
Explaination:
Q54). Which planet is known as the ‘Watery Planet?
a).Mercury
b).Earth
c).Mars
d).Jupiter
Correct Answer:
Earth
Explaination:
Q55). In order of their distances from the sun, which of the following planets lie between Mars and Uranus?
a).Earth and jupiter
b).Jupiter and Saturn
c).Saturn and Earth
d).Saturn and Neptune
Correct Answer:
Jupiter and Saturn
Explaination:
Q56). A Black hole is a ……….
a).Contracted star with intense gravitational pull
b).Star with very low surface temperature
c).Star with no atmosphere
d).Pulsating star
Correct Answer:
Contracted star with intense gravitational pull
Explaination: