Chemistry Pyrethrin used in mosquito coil is obtained from An insect A bacterium A seed plant A fungus An insect A bacterium A seed plant A fungus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as non-stick coating for cooking utensils? Polystyrene Perspex Styrofoam Teflon Polystyrene Perspex Styrofoam Teflon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Dry ice is the solid form of : Air Nitrogen Water Carbon di–oxide Air Nitrogen Water Carbon di–oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main use of salt in the diet is to produce in small amounts the hydrochloric acid required for the digestion of food make the taste of food better ease the process of cooking increase the solubility of food particles in water produce in small amounts the hydrochloric acid required for the digestion of food make the taste of food better ease the process of cooking increase the solubility of food particles in water ANSWER DOWNLOAD EXAMIANS APP
Chemistry In arc welding, Argon is used because of its High flammability Ability to lower the melting point of the metal Low reactivity with metal High calorific value High flammability Ability to lower the melting point of the metal Low reactivity with metal High calorific value ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which type of radiations are absorbed by the upper layer of the atmosphere? Visible Infrared Ultraviolet Radio-waves Visible Infrared Ultraviolet Radio-waves ANSWER DOWNLOAD EXAMIANS APP
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