Of the six noble gases in the periodic table, which is the lightest?
A. Nitrogen B. Hydrogen C. Helium D. Oxygen
A. Nitrogen B. Hydrogen C. Helium D. Oxygen
A. Natural Selection B. inheritance of acquired character C. Use and disuse of organ D. Artificial selection
A. Slightly increases B. Slightly decreases C. Remains the same D. None of these
A. Virus B. Bacteria C. Anti virus D. Fungi
A. Samuel Hahnemann B. Robert Dover C. Hakeem Suleman D. Dr Anwaar Khan
A. 1 B. 2 C. 3 D. None of these
A. 7 B. 13 C. 27 D. 82
A. Drosometer B. Ombrometer C. Micrometer D. Pyrometer
A. Velocity B. Acceleration C. Space D. Temperature
A. West to East B. East and west of the prime meridian C. Equator to poles D. None of these