Answer: C) Sound waves Explanation: Light and Radio waves are both different frequency/wavelengths of electromagnetic radiation, which consists of two components electric and magnetic of perpendicular, transverse waves.    Sound, on the other hand, is a longitudinal wave which oscillates parallel to it's medium (back and forth instead of up and down).

Answer: B) 1600 Explanation: Let O's share = Rs. P => N's share = 75100 x P = 3P4 M's share = 54 x 3P4 = 15P16 15P16 + 3P4 + P = 4300=> P = 4300 x 1643 = 1600

Answer: D) 248 yrs Explanation: It takes 248 yrs for Pluto to orbit the Sun.

Answer: A) Duisburg Explanation:

Answer: D) Madhya Pradesh Explanation:

Answer: B) Majority of People Explanation: Consent of the People means the Majority of People, as expressed by votes in elections. Consent of the governed refers to the idea that a government's legitimacy and moral right to use state power is only justified and lawful when consented to by the people or society over which that political power is exercised.

Answer: A) 1.6 Explanation: A typical giraffe neck can stretch as long as six feet, the giraffe's tongue usually measures 18-20 inches long.   Why that much long: Giraffe's eat Acacia tree leaves. The acacia tree's tasty leaves are protected by very sharp thorns. The giraffe's long tongue allows it to reach the highest, tastiest leaves while avoiding the sharp thorns. Its tongue also features a thick, tough layer that protects it from being cut by the thorns. If a giraffe's tongue does get cut by a thorn, its extra-thick saliva has antiseptic properties that help it to heal quickly.

Sarbanes Oxley Act. Otherwise known as Public companies Accounting reforms and investor protection Act. It was enacted in 2002 in USA after lot of scams come up on accounting framework whereby investors lose faith and confidence on accounting disclosures.