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You Are On Question Answer Bank SET 1043
52151. Once moulded, some plastics cannot be softened by heating. Such plastics are termed as ..........
Answer: Thermosetting plastics
52152. Bakelite and Melamine are examples of .......... plastic.
Answer: Thermosetting plastic
52153. The thermosetting plastic used for making floor tiles is ..........
Answer: Melamine
52154. Which is the plastic used for making nonstick coating on cookware?
Answer: Teflon
52155. Uniforms of fireman have been coated with a plastic so as to make them flame resistant. Which is the plastic form?
Answer: Melamine
52156. What is the “4R” principle associated with the sustainable use of plastics?
Answer: Reduce, Reuse, Recycle and Remove
52157. The property of metals by which they can be beaten into thin sheets are called ..........
Answer: Malleability
52158. What is ductility?
Answer: Ability of metals to be drawn into wires
52159. Which are the common metals those can be cut into pieces with a knife?
Answer: Sodium and Potassium
52160. Why is the metal Sodium stored in kerosene?
Answer: Because it reacts vigorously with oxygen and water
52161. Which non-metal, that catches fire if exposed to air, is kept under water?
Answer: Phosphorus
52162. Which element is the main constituent of coal?
Answer: Carbon
52163. The slow process of conversion of dead vegetation into coal is called ..........
Answer: Carbonisation
52164. The Vitamins was introduced by?
Answer: Dr. Casmir Funk
52165. What is Hyper Vitaminosis?
Answer: Having excess of Vitamins
52166. What is Hypovitaminosis?
Answer: Having low level of Vitamins.
52167. Fat soluble Vitamins are?
Answer: A, D, E, K
52168. Water soluble Vitamins are?
Answer: B, C
52169. Goat milk is a rich source of?
Answer: Vitamin A (Retinol)
52170. Vegetables is a rich source of?
Answer: Vitamin A
52171. Which Vitamin is essential for Vision?
Answer: Vitamin A
52172. Visual pigments such as rhodopsin of rod cells are synthesized from?
Answer: Vitamin A
52173. Antixerophthalmic Vitamin?
Answer: Vitamin A
52174. Unpolished rice is the richest sources of?
Answer: Vitamin B (Thiamine)
52175. Antiberiberi Vitamin?
Answer: Thiamine
52176. Antineuritic Vitamin?
Answer: Thiamine
52177. Deficiency diseases of Vitamin B?
Answer: Beriberi
52178. If Milk is exposed to sunlight for a long time which Vitamin will lose?
Answer: Vitamin B2
52179. Deficiency of Niacin (B3) causes?
Answer: Pellagra
52180. The word ‘pellagra’ means?
Answer: Rough Skin
52181. The Vitamin essential for the formation and maturation of red blood cell?
Answer: B9
52182. Cobalt containing Vitamin?
Answer: B12 (Cobalamin)
52183. Sunshine Vitamin?
Answer: Vitamin D
52184. The Vitamin which cannot be had from any vegetables?
Answer: Vitamin D
52185. Antirachitic Vitamin?
Answer: Vitamin D
52186. Vitamin essential for the absorption of calcium and phosphorus?
Answer: Vitamin D
52187. Vitamin which is used as hormone?
Answer: Vitamin E
52188. Which is Antisterility Vitamin?
Answer: Vitamin E
52189. Vitamin which is a very good Antioxidant?
Answer: Vitamin E
52190. Antihaemorrhagic Vitamin?
Answer: Vitamin K
52191. Vitamin easily destroyed by cooking?
Answer: Vitamin C
52192. Vitamin C was first isolated from?
Answer: Lemon juice
52193. Deficiency of Vitamin C?
Answer: Scurvy
52194. Which period is known as ‘Golden Age’ of Indian History?
Answer: Gupta period
52195. By which name was Chandragupta II famous?
Answer: Vikramaditya
52196. Samudragupta was a worshipper of which God?
Answer: Vishnu
52197. Who was known as Nepolean of India?
Answer: Samudragupta
52198. Kumaragupta was a worshipper of whom?
Answer: Kartikeya
52199. Which religion proof ressed during the Gupta period?
Answer: Hinduism
52200. In which period was the art of temple building commenced?
Answer: Gupta period
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