Basic science
Q.1. Instrument used for measuring very high temperature is A. Pyroscope B. Pyrometer C. Seismograph D. Xylometer Ans. Pyrometer Q.2. When white light is passed through a prism, it splits into how many colours. A. 5 B. 6 C. 7 D. 8 Ans. 6 Q.3. The strongest part(s) of a magnet is are A. North pole B. South pole C. North and south pole D. Median of north and south pole Ans. North and south pole Q.4. On 11 February 2016 The LIGO Scientific Collaboration announced the detection of A. Electromagnetic waves B. Seismic waves C. Gravitational waves D. Radio waves Ans. Gravitational waves Q.5. The reflection of sound is called A. Frequency B. Vibration C. Echo D. Wave Ans. Echo Q.6. In night, when photosynthesis is stopped, plants A. Take in Carbon Dioxide B. Take in Oxygen C. Give off Carbon Dioxide D. Give off Oxygen Ans. Gives off Carbon Dioxide Q.7. The entropy of the universe is A. Increasing B. Decreasing C. Constant D. None of t...