141. Clocks that move with velocities comparable to the velocity of light run slow.
142. The famous book “Al-Qanun” was written by the Muslim scientist Abu Ali Sina (Avicenna).
143. None of these triplets in DNA codes for valine.
144. The chemical name of vinegar is dilute acetic acid.
145. Radio transmission is possible due to the ionosphere.
146. The ionosphere helps in radio communication.
147. An animal that captures and readily kills living animals for its food is called a predator.
148. Nuclear fusion is a nuclear reaction in which two or more than two possibly nuclei are fused to form a heavy nucleus.
149. A nuclear reactor is a device used to carry out controlled nuclear reactions, whereas a GM counter is a device used to detect nuclear radiation.
150. Red blood corpuscles are formed in the bone marrow.
151. The largest organ in the human body is the skin.
152. Medulla oblongata is a part of the human brain.
153. When a person enters a dark room from bright light, he is not able to see clearly for a little while because the retina becomes insensitive momentarily.
154. The Greenhouse Effect is caused by an excess of carbon dioxide.
155. Scalding with steam is more severe than scalding by boiling water because steam contains more energy than boiling water.
156. An instrument to detect the purity of milk is a lactometer.
157. The atmosphere of the moon consists of 60% nitrogen and 40% inert gases.
158. Pythagoras formulated basic laws of geometry.
159. Vacuum tubes have been replaced by transistors.
160. The shape of the external ear is due to elastic cartilage.