121. The electric motor was invented by Michael Faraday.
122. Among the elements in the periodic table, lithium is the most reducing agent.
123. The main constituent of biogas is methane.
124. Pellagra is a nutritional deficiency disease.
125. ELISA test is employed to diagnose AIDS antibodies.
126. Any disease or infection that is naturally transmissible from vertebrate animals to humans is called zoonoses.
127. Vitamins were discovered by Casimir Funk.
128. BCG vaccine is used to produce immunity against tuberculosis.
129. Molasses is a byproduct of sugar factory.
130. Crude oil is heated in the furnace up to 400°C.
131. Permanent hardness of water may be removed by the addition of sodium carbonate.
132. Highly intelligent mammals are dolphins.
133. Severe deficiency of Vitamin D results in rickets.
134. The gas used in a refrigerator to cool water is ammonia.
135. CNG stands for Compressed Natural Gas.
136. The nearest planet to the Earth is Venus.
137. The Great Spot is on the planet Jupiter.
138. Digestion of food is completed in the small intestine.
139. The good sources of Vitamin-C are fresh vegetables and fruits.
140. In general, a wind speed of 10 – 13 kph causes minor or no damage.