The telephone was invented by Alexander Graham Bell. The correct answer is (A) Alexander Graham Bell. Bell is widely recognized for his pioneering work in the development of the telephone, and he received the first US patent for the invention of the telephone in 1876.

Godwad covers the southern part of Jalore, Sirohi and Pali districts of Rajasthan. The Sukri River and its tributaries flow through this region and join the west flowing Luni River before it flows into the Rann of Kutch. West Banas River drains the south-eastern part of the region.

Ganesh Mavlankar is considered as the father of Lok Sabha. He was popularly called 'Dada Saheb'. He was the Speaker of the Constituent Assembly (Legislative) and the Provisional Parliament (1947-52). He served as the Speaker of the Bombay Legislative Assembly from 1937 to 1946.

The division of powers and independent judiciary are two important characteristics of a democratic system of government.

Answer: B) Magnetic north Explanation: Wherever on earth we hold a compass, the needle points towards the magnetic North Pole. A compass is a great tool for navigation. Compass is widely used in aircrafts, ships, military services,...