General Science and Ability 2011

**Man belongs to the family:**A) FelidaeB) HominidaeC) MammaliaD) Primataceae Show Answer Correct Answer: B – Hominidae

**Boiling of an egg is a change which is:**A) PhysicalB) ChemicalC) PhysiologicalD) Morphological Show Answer Correct Answer: B – Chemical

**Deficiency of vitamin C in human body causes a disease called:**A) BeriberiB) Night blindnessC) RicketsD) Scurvy Show Answer Correct Answer: D – Scurvy

**The temperature of liquid nitrogen is:**A) -32°CB) -80°CC) -100°CD) -196°C Show Answer Correct Answer: D – -196°C

**Which one of the following is an alkali?**A) WaterB) VinegarC) Lemon juiceD) Slaked lime Show Answer Correct Answer: D – Slaked lime

**If an alkali is slowly added to an acidic solution, the pH of the acidic solution will:**A) IncreaseB) DecreaseC) Decrease to 7 and then increaseD) Remain the same Show Answer Correct Answer: A – Increase

**The usual raw material for ceramics, generally found beneath the topsoil is:**A) SandB) SiltC) ClayD) Plaster of Paris Show Answer Correct Answer: C – Clay

**Polyamides are synthetic polymers commonly known as:**A) Synthetic rubberB) NylonC) CelluloseD) Protein Show Answer Correct Answer: B – Nylon

**Telephone was invented in 1876 in America by:**A) MarconiB) John BeardC) EdisonD) Graham Bell Show Answer Correct Answer: D – Graham Bell

**Information can be sent over long distances in the form of:**A) Electrical signals through wiresB) Light signals through optical fibersC) Radio waves through airD) Any combination of these three Show Answer Correct Answer: D – Any combination of these three