A. conduction
B. radiation
C. convection
D. refraction
Answer-A. conduction
Explanation
Explanation
32. Which planet looks reddish in the night sky ? [SSC Combined Matric Level (PRE) 2006]
A. Jupiter
B. Saturn
C. Mars
D. Mercury
Answer – D. Mercury
Explanation-
Explanation-
33. ‘Supernova’ is: [SSC (10+2) Level Data Entry Operator & LCD 2011]
A. a comet
B. an asteroid
C. an exploding Star
D. a black hole
Answer – B. an asteroid
Explanation-
Explanation-
34. Isohels are the isopleths of [SSC Combined Matric Level (PRE) 2006]
A. sunshine
B. flowering time
C. rain
D. clouds
Answer – A. sunshine
Explanation-
Explanation-
35. Which planet orbits closest to the earth? [SSC Combined Matric Level (PRE) 2001]
A. Mars
B. Jupiter
C. Venus
D. Mercury
Answer – C. Venus
Explanation-
Explanation-
36. The number of zodiacs is [SSC Combined Matric Level (PRE) 2000]
A. 10
B. 12
C. 13
D. 11
Answer –D. 11
Explanation-
Explanation-
37. The planet nearest to the Sun is :[SSC Multi-Tasking (Non-Technical) Staff 2011]
A. Earth
B. Mercury
C. Mars
D. Venus
Answer –A. Earth
Explanation-
Explanation-
38. The planet that takes 88 days to make one revolution of the sun is : [SSC (10+2) Level Data Entry Operator LCD 2011]
A. Mercury
B. Saturn
C. Jupiter
D. Mars
Answer – C. Jupiter
Explanation-
Explanation-
39. Which planet in our solar system is nearly as big as the earth ? [SSC (10+2) Level Data Entry Operator & LCD 2011]
A. Mercury
B. Mars
C. Venus
D. Pluto
Answer –B. Mars
Explanation-
Explanation-
40. Which of the following is called “Blue Planet” ? [SSC (10+2) Level Data Entry Operator & LCD 2011 ]
A. Saturn
B. Earth
C. Jupiter
D. Mars
Answer – B. Earth
Explanation-
Explanation-