A. Parasite B. Scavenger C. Predator D. Mammal E. None of these
Question: Dynamite was invented by___________? A. Alfred Nobel B. Thomas Edison C. William Davis D. None of these Answer: A. Alfred…
A. Of refraction B. It is cooler at sunrise and at sunset C. Of diffraction leading to red end of…
A. Mesosphere B. Stratosphere C. Lithosphere D. None
A. increasing focal length of the lens B. Decreasing focal length of the lens C. Lens of large aperture D.…
A. 63% tin and 37% lead B. 63% lead and 37% tin C. 63% tin and 37% aluminum D. 63%…
A. Orion B. Columbia C. Canis Major D. Taurus E. None of these
A. Silicon B. Radium C. Aluminum D. Carbon