One Paper MCQs Solved Preparation Material All in One for PPSC FPSC NTS PTS OTS

▪ Mica is a nonconductor of electricity
▪ Sun is the biggest star in the universe.
▪ The capacity to do work is called energy.
▪ The energy possessed by a body die to its position is called potential energy.
▪ Nucleus usually lies in the centre of an animal cell
▪ Calcium and phosphorus are the essential elements of bones.
(vi) Proteins are formed by combination of amino acids.
(vii) Rainwater dissolves sulphur dioxide to form sulphuric acid.
▪ The set of instructions given to a computer is called software.
▪ In a heat engine, heat energy is changed into mechanical energy
▪ The smallest unit of measurement of wavelength is angstrom
▪ The chemical generally used in refrigerators is ethylene
▪ Period of famous Muslim scientists is 7th – 13th century A.D.
▪ Heat radiation travels at a speed equal to speed of light
▪ Amoeba is a unicellular animal.
▪ Leprosy is a disorder of the nervous system.
▪ Quartz is chemically a Silicate.
▪ Solar eclipse occurs in New moon.
▪ Centigrade & Fahrenheit scales give same reading at – 400o
▪ Who described protoplasm as the physical basis of life? T. H. Huxley
▪ The scientist who first discovered that the earth revolves round the sun was Copernicus
▪ Who invented the steam engine? James Watt
▪ Who discovered circulation of blood in human body? William Harvey
▪ The credit of inventing the television goes to Baird
▪ The credit of developing the polio vaccine goes to Jonas Salk
▪ The unit of energy in MKS system is Joule
▪ The telephone was invented by Alexander Graham Bell
▪ What is the body temperature of a normal man? 36.9oC
▪ The pancreas secretes Insulin
▪ Tibia is a bone found in the Leg
▪ The largest part of the human brain is the Cerebrum
▪ Red blood corpuscles are formed in the Bone marrow
▪ What is the main component of bones and teeth? Calcium sulphate