Sail E0 Webinar

MCQs

Total Questions : 639 | Page 4 of 64 pages
Question 31. Which of the following statements regarding the duration of day and night is correct?
  1.    Difference is least at the Tropics and progressively increases towards the Equator and Poles
  2.    Difference is maximum at the Tropics and progressively decreases towards the Equator and Poles
  3.    Difference is maximum at the Equator and progressively decreases away from it
  4.    Difference is least near the Equator and progressively increases away from it
 Discuss Question
Answer: Option D. -> Difference is least near the Equator and progressively increases away from it
Answer: (d) On the equator, the day and night stay approximately the same length all year round.
Question 32. Which one among the following statements is not correct?
  1.    Places having same longitude experience solar noon at different times
  2.    Solar noon occurs at different times at locations with the same latitude
  3.    One meridian, which is directly under the Sun, experiences solar noon at a given time
  4.    Solar noon occurs simultaneously at locations with the same longitude
 Discuss Question
Answer: Option C. -> One meridian, which is directly under the Sun, experiences solar noon at a given time
Answer: (c)The meridian passing through Greenwich, England,designated as the zero meridian (0°) that is directly under the sun experiences solar noon at a given time.
Question 33. The longitude of a place is its
  1.    angular distance east or west of International Date Line
  2.    angular distance with respect to the pole star
  3.    angular distance north or south of the equator
  4.    angular distance east or west of the prime meridian
 Discuss Question
Answer: Option D. -> angular distance east or west of the prime meridian
Answer: (d)Longitude is measured in degrees East or West of the Prime Meridian.
Question 34. Lunar eclipse occurs
  1.    When sun lies between earth and moon
  2.    None of these
  3.    When earth lies between sun and moon
  4.    When moon lies between earth and sun
 Discuss Question
Answer: Option C. -> When earth lies between sun and moon
Answer: (c)
Question 35. Which of the following does not belong to the solar system?
  1.    Planets
  2.    Nebulae
  3.    Comets
  4.    Asteroids
 Discuss Question
Answer: Option B. -> Nebulae
Answer: (b)
A nebula is an interstellar cloud of dust, hydrogen, helium, and other ionized gases. Originally, nebula was a name for any extended astronomical object, including galaxies beyond the Milky Way.
The Andromeda Galaxy, for instance, was referred to as the Andromeda Nebula before galaxies were discovered by Edwin Hubble.
Question 36. Match List-I with List-II and select the correct answer using the codes given below the lists:
List I
List II
(Planets)
(Satellites)
A. Mars
1. Tethys
B. Jupiter
2. Deimos
C. Saturn
3. Europa
D. Uranus
4. Titania
Codes: A B C D
  1.    3 2 1 4
  2.    4 3 2 1
  3.    2 3 1 4
  4.    1 2 3 4
 Discuss Question
Answer: Option C. -> 2 3 1 4
Answer: (c)
Deimos is the satellite of Mars.
Europa is the satellite of Jupiter.
Tethys is the satellite of Saturn.
Titan is the satellite of Uranus.
Question 37. Which is the hottest planet in the Solar System?
  1.    Venus
  2.    Uranus
  3.    Saturn
  4.    Jupiter
 Discuss Question
Answer: Option A. -> Venus
Answer: (a)
Mercury is closer to the sun, but the atmosphere on Venus actually makes it hotter. Even on the night side, the temperature doesn’t drop by much (comparatively) because of the carbon dioxide, about 95%, atmosphere.
The atmospheric pressure of Venus is also about 90 times greater than that of Earth.
Question 38. Which one 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 code given below:
  1.    Both 1 and 2
  2.    Neither 1 nor 2
  3.    2 only
  4.    1 only
 Discuss Question
Answer: Option A. -> Both 1 and 2
Answer: (a) The Milky Way galaxy is the home of our solar system. It is very difficult to study this glaxy because the solar system is located within it. It seems to be a spiral galaxy.
Question 39. We always see the same face of the Moon because
  1.    it revolves on its axis in a direction opposite to that of the Earth.
  2.    it is smaller than the Earth.
  3.    it takes equal time for revolution around the Earth and rotation on its own axis.
  4.    it rotates at the same speed as the Earth around the Sun.
 Discuss Question
Answer: Option C. -> it takes equal time for revolution around the Earth and rotation on its own axis.
Answer: (c)We always see the same face of moon because it takes equal time for revolution around the earth and rotation on its own axis.
Question 40. Which is the smallest planet of solar system?
  1.    Uranus
  2.    Jupiter
  3.    Mercury
  4.    Venus
 Discuss Question
Answer: Option C. -> Mercury
Answer: (c)Mercury is the smallest plant of solar system.

Latest Videos

Latest Test Papers