Page 323 - General Knowledge

GENERAL KNOWLEDGE 2019

37. What is the difference between asteroids and comets?
I. Asteroids are small rocky planetoids, while comets are formed of frozen gases held together
by rocky and metallic material.
II. Asteroids are found mostly between the orbits Jupiter and Mars, while comets are found
mostly between Venus and Mercury.
III. Comets show a perceptible glowing tail, while asteroids do not.
Which of the statements given above is/ are correct?
A. I and II Only
B. I and III Only
C. III Only
D. I, II and III

38. Which of the following planets has the largest number of planets?
A. Saturn
B. Jupiter
C. Mars
D. Neptune

39. Which one of the following planet is also called morning star or evening star?
A. Mercury
B. Venus
C. Mars
D. Saturn

40. The planet which completes one revolution in 88 days around the Sun is:
A. Mercury
B. Venus
C. Mars
D. Saturn

41. The planet whose density is less than water and on keeping in the water it will start to
float:
A. Mercury
B. Venus
C. Saturn
D. Mars

42. The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be
the appropriate explanation?
I. There are no clouds or water vapour in the lower stratosphere.
II. There is no vertical wind in the lower stratosphere
Which of the statements given above is/ are correct in this context?
A. I only
B. II only
C. Both I and II
D. Neither I nor II

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