General Science and Ability

**How many calories should you eat per day to lose weight?**A) 2000B) 2500C) 1500D) 3000 Show Answer Correct Answer: C – 1500

**The time interval to complete one rotation of the Earth around its own axis is:**A) 22 hoursB) 23 hoursC) 23 hours 56 minutesD) None of these Show Answer Correct Answer: C – 23 hours 56 minutes

**Enzymes in human bodies are:**A) ProteinsB) VirusesC) BacteriaD) None of these Show Answer Correct Answer: A – Proteins

**Antibiotics are used to fight against:**A) ProteinsB) VirusesC) BacteriaD) None of these Show Answer Correct Answer: C – Bacteria

**An astronomical unit or light year is used for:**A) DistanceB) Time periodC) Light intensityD) Time Show Answer Correct Answer: A – Distance

**Radio waves broadcasted by radio broadcasting are reflected back by:**A) IonosphereB) StratosphereC) MesosphereD) None of these Show Answer Correct Answer: A – Ionosphere

**The use of antibiotics is a very effective way of killing disease-causing bacteria. Sometimes people don’t finish all of their pills. This can result in:**A) Some bacteria left un-killedB) Production of more bacteriaC) Bacteria becoming sensitive to antibioticsD) Bacteria becoming resistant to antibiotics Show Answer Correct Answer: D – Bacteria becoming resistant to antibiotics

**During combustion of petrol in a car engine, energy is converted into:**A) ChemicalB) MechanicalC) ElectricalD) None of these Show Answer Correct Answer: B – Mechanical

**Proteins are made up of:**A) PolynucleotideB) PolypeptideC) OxyacetyleneD) None of these Show Answer Correct Answer: B – Polypeptide

**A barometer is used for measuring:**A) TemperatureB) HumidityC) PressureD) None of these Show Answer Correct Answer: C – Pressure