General Science & Ability MCQs 2011

Which one of the following is an alkali?
A) Water
B) Vinegar
C) Lemon juice
D) Slaked lime

If an alkali is slowly added to an acidic solution, the pH of the acidic solution will:
A) Increase
B) Decrease
C) Decrease to 7 and then increase
D) Remain the same

The usual raw material for ceramics, generally found beneath the topsoil is:
A) Sand
B) Silt
C) Clay
D) Plaster of Paris

Polyamides are synthetic polymers commonly known as:
A) Synthetic rubber
B) Nylon
C) Cellulose
D) Protein

Telephone was invented in 1876 in America by:
A) Marconi
B) John Beard
C) Edison
D) Graham Bell

Information can be sent over long distances in the form of:
A) Electrical signals through wires
B) Light signals through optical fibers
C) Radio waves through air
D) Any combination of these three

Information can be stored in:
A) Audio and video cassettes
B) Floppy and compact discs
C) Laser and optical disks
D) All of these

Computers can:
A) Add and subtract information only
B) Add, subtract, and sort information only
C) Add, subtract, sort, and classify information
D) Add and subtract but cannot sort information

IBM stands for:
A) International Business Machines
B) International Big Machines
C) Interrelated Business Machines
D) Interrelated Big Machines

Chemicals used to kill weeds are called as:
A) Insecticides
B) Fungicides
C) Herbicides
D) Fumigants