Answer: C) 15 July Explanation: World Population day is an annual event, observed on July 11 every year, which seeks to raise awareness of global population issues.

Answer: B) Earth Explanation: Earth is not a Jovian Planet as it is a Terrestrial planet. A planet designated as Jovian is hence a gas giant, composed primarily of hydrogen and helium gas with varying degrees of heavier elements.   Within the Solar System, four Jovian planets exist – Jupiter, Saturn, Uranus, and Neptune. Though these planets vary in terms of size, mass, and composition, they all share certain characteristics that cause them to differ greatly from the terrestrial planets located in the inner Solar System.

Answer: B) 142 Explanation: Except 142 all are divisible by number '7'.

Answer: C) 22 nd March Explanation:

DOZENS. If we remove 'S' from it, it is DOZEN which tells that 12.

Silence is what is so delicate that even mentioning it breaks it.

Charles Babbage, the father of computer, invented the first general-purpose computer in an effort to prevent the mathematical errors that were prevalent in the human-calculated mathematics of his time.

Answer: B) 392 Explanation: The sum of the digits in 708, 618 and 816 is 15, but not in 392.