Let’s learn more about : Sun’s energy is produced by – Vulcanisation is a – Merit goods are those goods- The exchange value of the rupee is determined with reference to – A sudden fall in barometer indicates that the weather will be – Which of the following gases is used for refrigeration? Where did Rama arm his arrow to kill Ravana? Whom do the Hindus believe to be the preserver of the universe? Which is the first wonder of the world? In Judaism what is the collective name of the five holy books? Where did the Jews begin to settle again in the 20th century? What was the real name of Confucious, a great Chinese teacher? Which ruler was famous for his strict price control system? To whom does the president of India give his resignation? Which of the following has the right to speak in the House of the parliament? Who was the first President of Pakistan? Who was the first President of Pakistan? Which country has the largest armed army in the World? .