General Science and Ability

**Bronze is an alloy of:**A) Copper and ZincB) Tin and ZincC) Copper and TinD) Iron and Zinc Show Answer Correct Answer: C – Copper and Tin

**Laughing gas has the chemical composition of which two elements?**A) Nitrogen + HydrogenB) Nitrogen + CarbonC) Nitrogen + OxygenD) Oxygen + Carbon Show Answer Correct Answer: C – Nitrogen + Oxygen

**Dr. Abdus Salam of Pakistan was one of the contributors to the unification of:**A) Electromagnetic force and gravitational forceB) Electromagnetic force and weak nuclear forceC) Gravitational force and weak nuclear forceD) Weak nuclear force and strong nuclear force Show Answer Correct Answer: B – Electromagnetic force and weak nuclear force

**Which triplet codes for valine?**A) CTTB) AGUC) CATD) None of these Show Answer Correct Answer: D – None of these

**What is the chance of a diabetic baby born to parents both heterozygous normal?**A) ZeroB) 1/2C) 1/4D) 1/6 Show Answer Correct Answer: A – Zero

**Which of the following is not a part of Darwin’s theory of evolution?**A) Genetic driftB) Natural selectionC) Inheritance of acquired characteristicsD) Competition for survival Show Answer Correct Answer: C – Inheritance of acquired characteristics

**The role of biotechnology in the production of food is based on:**A) DecompositionB) RespirationC) DigestionD) Fermentation Show Answer Correct Answer: D – Fermentation

**Which form of drug abuse involves the most risk of infection with the HIV (AIDS) virus?**A) Cigarette smokingB) Using alcoholC) Injection of heroinD) Taking too much aspirin Show Answer Correct Answer: C – Injection of heroin

**The founder of modern astronomy was:**A) ArchimedesB) William GilbertC) Nicolaus CopernicusD) Michael Faraday Show Answer Correct Answer: C – Nicolaus Copernicus

**The instrument which measures very high temperature is:**A) ManometerB) ThermostatC) ChronometerD) Pyrometer Show Answer Correct Answer: D – Pyrometer