201. Boiling of an egg is a change which is_____?
✅ A. Chemical
Everyday Science MCQs – Page 11
202. Which is the nearest star to our sun?
✅ B. Proxima Centurai
203. Which element is used as moderator in nuclear reactor?
✅ D. Heavy water
204. In a railway track, two rails are joined end to end with a gap tin between them because?
✅ D. Accidents due to expansion in summer can be avoided
205. Bore is caused by______?
✅ B. Rising tide while meeting river currents
206. An extremely small piece of silicon on which integrated circuits are implicated is called ________?
✅ D. Chip
207. How many Dynes are there in one gram weight?
✅ A. 981
208. Deficiency of Vitamin-D results in _____?
✅ A. rickets
209. The earth’s ______ is divided into 15 major plates of various sizes
✅ C. Lithosphere
210. which of the following planets is known as “morning star”?
✅ A. VENUS
211. Non stick cooking utensils are coated with___?
✅ C. Teflon
212. Mach number is used in connection with the speed of______?
✅ D. aircraft
213. Who said that light is made of corpuscles/particles?
✅
214. The principal constituent of the atmosphere of the Earth is?
✅ D. Nitrogen
215. 1 BTU(British thermal unit) is equal to______?
✅ C. 1055 joules
216. The process of converting wet waste to manure is______?
✅ D. Composting
217. The main constituent of hemoglobin is______?
✅ A. Iron
218. Cell or Tissue death within a living body is called as_____?
✅ C. Necrosis
219. Elements are made of ____?
✅ B. Atoms
220. Study of Soil is called_____?
✅ B. Pedology