A. Ionosphere B. Troposphere C. Mesosphere D. Stratosphere E. None of these
A. Nitrogen + Hydrogen B. Nitrogen + Carbon C. Nitrogen + oxygen D. Oxygen + Carbon E. None of these
A. Strongly attracted by a magnet B. Not attracted by a magnet C. not a magnet D. Weakly attracted by…
A. O B. AB C. A D. B
Question: Which one is the heaviest metal? A. Iron B. Mercury C. Nickel D. Osmium
A. Small pox B. Tuberculosis C. Malaria D. Cholera
A. pitch B. Frequency C. Time period D. Quality E. None of these
A. Chlorine B. Iron C. Calcium D. None of these
A. Trench B. Mariana Trench C. Mangrove D. Groove E. None of these
A. Pancreas B. Thyroid C. Pituitary D. Spleen