A. La Paz B. Tokyo C. London D. None of these
A. Gagran B. Husaain Shah C. Raza Shah Pehlive D. None of these
A. Sikand Azam B. Muhammad Bin Qasim C. Shah Farooq D. None of them
A. Afghanistan B. Bangladesh C. Rawanda D. Mongolia
A. Nitrogen B. Hydrogen C. Carbon Dioxide D. None of these
A. France B. USA C. Russia D. India
a) Sweden b) Switzerland c) UK d) US The US National Institutes of Health (NIH) announced on April 7, 2021…