THE UNIVERSE MCQS SET 06

THE UNIVERSE MCQS SET 06

1. The radiant energy of the sun is transmitted in the form of:
(a) short waves
(b) long waves
(c) particles
(d) none of these
Ans: (a)
 

2. 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: 

(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
Ans: (c)
 

3. Which of the following statements is/are correct with regard to Milky Way?
1. It is a spiral galaxy.
2. The solar system resides in one of its spiral arms.
Select the correct answer using the codes given below
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans: (c)
 

4. Among the following which planet takes maximum time for one revolution around the Sun? 

(a) Earth
(b) Jupiter
(c) Mars
(d) Venus
Ans: (b)
 

5. Which one of the following statements is correct with reference to our solar system?
(a) The Earth is the densest of all the planets in our solar system
(b) The predominant element in the composition of Earth is silicon
(c) The Sun contains 75 percent of the mass of the solar system
(d) The diameter of the Sun is 190 times that of the Earth
Ans: (a)
 

6. The Srnith-tuttle comet will crash with Earth in:
(a) 2106 AD
(b) 2116 AD
(c) 2126 AD
(d) 2136 AD
Ans: (b)
 

7. The correct sequence of the following planets in terms of gravity, in the descending order is : 

(a) Saturn, Earth, Neptune, Uranus
(b) Neptune, Uranus, Saturn, Earth
(c) Uranus, Earth, Saturn, Neptune
(d) Earth, Uranus, Neptune, Saturn
Ans: (d)
 

8. Which of the following gases is most predominant in the Sun?
(a) Helium
(b) Hydrogen
(c) Nitrogen
(d) Ozone
Ans: (b)
 

9. NASA's Deep Impact space mission was employed to take detailed pictures of which comet nucleus? 

(a) Halley's Comet
(b) Hale-Bopp
(c) Hyakutake
(d) Tempel 1
Ans: (d)
 

10. Consider the following statements:
1. The albedo of an object determines its visual brightness when viewed with reflected
light.
2. The albedo of Mercury is much greater than the albedo of the Earth.
Which of the statements given above is/are correct? 

(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Ans: (a)