FPSC CSS GENERAL SCIENCE PAST PAPER 13-10-2023 MCQs
2. The radioactive isotopes are formed by neutrons bombardment on the nucleus, these incident neutrons must have ___ to penetrate in the nucleus. 3. An antibiotic is a drug used to treat infections caused by ? 4. In the covalent bonding, electron of two atoms 5. Disease causing microorganism are referred to an: 6. The … Read more