Top 80+ Solved The Universe MCQ Questions Answer
Q. The planets are kept in motion in their respective orbits by :
a. their great size and spherical shape
b. the rotation and density
c. gravitation and centrifugal force
d. rotation of the sun on its axis
Q. The distance of the nearest star besides the sun from the earth is :
a. 4.9 x 1111m
b. 95 x1015 m
c. 4.3 light years
d. 4.2 light years
Q. Which of the following celestial bodies bear, 'The Sea of Tranquility' and 'The Ocean of Storms' ?
a. Mars
b. Venus
c. Moon
d. Sun
Q. The strongest evidence that comets are members of our solar system comes from:[CDS 1992]
a. their composition
b. their effect on the lives of man
c. the shape of their orbits
d. the shape and length of their tails
Q. The constellations of stars appear at different positions in the sky at different timesduring night mainly:
a. because earth rotates about its axis
b. because earth revolves round the sun
c. because of optical illusion
d. because celestial bodies are changing their positions all the time
Q. Comets are celestial bodies moving about the solar system in
a. elliptical or hyperbolic orbits, usually accompanied by a shining tail
b. elliptical orbits usually accompanied by a long shining tail
c. hyperbolic orbit always accompanied by a shining head
d. hyperbolic orbit without projecting any tail or head
Q. Foucault experiment is proof of which one of the following? [NDA 2008]
a. Revolution of Earth
b. Rotation of Earth
c. Rotation of Moon
d. Revolution of Moon
Q. The radiant energy of the sun is transmitted in the form of:
a. short waves
b. long waves
c. particles
d. none of these
Q. While Venus is seen only for one to two hours either after sunset or before sunrise, Jupiter is seen for the whole night whenever it is visible in the sky. The reason for this is that: [CDS 2000]
a. Venus is much smaller than Jupiter
b. Venus is much closer to the earth than Jupiter
c. the orbit of Venus is inside the earth's orbit whereas the orbit of Jupiter lies outside the orbit of the earth
d. Venus reflects lesser amount of sunlight than Jupiter
Q. Among the following which planet takes maximum time for one revolution around the Sun? [IAS 2003]
a. Earth
b. Jupiter
c. Mars
d. Venus