B.P.S.C. (C.D.P.O.) (Pre) 2005
Which of these is not visible?
aLunar
bMars
cVenus
dRahu✓ Correct
Explanation
From Earth, we can see five planets—Mercury, Venus, Mars, Jupiter and Saturn; whereas Rahu is not a celestial body, therefore Rahu cannot be seen.
general-science