General Science and Ability

**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

**Information can be stored in:**A) Audio and video cassettesB) Floppy and compact discsC) Laser and optical disksD) All of these Show Answer Correct Answer: D – All of these

**Computers can:**A) Add and subtract information onlyB) Add, subtract, and sort information onlyC) Add, subtract, sort, and classify informationD) Add and subtract but cannot sort information Show Answer Correct Answer: C – Add, subtract, sort, and classify information

**IBM stands for:**A) International Business MachinesB) International Big MachinesC) Interrelated Business MachinesD) Interrelated Big Machines Show Answer Correct Answer: A – International Business Machines

**Chemicals used to kill weeds are called as:**A) InsecticidesB) FungicidesC) HerbicidesD) Fumigants Show Answer Correct Answer: C – Herbicides

**The cytoplasm consists of several types of structures, which are called:**A) ProtoplasmB) NucleusC) CytochromesD) Organelles Show Answer Correct Answer: D – Organelles

**Which one of the following statements is true:**A) Gases do not conduct heatB) The best conductors are non-metalsC) Conduction currents occur only in liquidsD) None of these Show Answer Correct Answer: D – None of these

**The structure of DNA was elaborated by Watson and Crick in:**A) 1909B) 1923C) 1945D) 1953 Show Answer Correct Answer: D – 1953