🔬 General Science Solved MCQs with Answers

Practice 4010 approved 🔬 General Science questions with verified answers from the 🌐 Current Affairs & GK subject for Pakistan exams.

4010 solved MCQs

What is the major product when HBr reacts with propane?Answer: 2-Bromopropane Cross-linking in polymers?Answer: Decreases solubility and increases rigidity The monomer of polystyrene is?Answer: Styrene What is the boiling point of a glucose solution having molality 0.5 m (Kb = 0.512 °C·kg/mol)?Answer: 100.256°C In which reaction do all atoms of reactants appear in the product?Answer: Hydrogenation of alkene The slope of the Arrhenius plot (ln k vs 1/T) is?Answer: −Ea/R The plot of ln k versus 1/T gives?Answer: Straight line What is the effect of temperature on viscosity of liquids and gases?Answer: Liquid viscosity decreases, gas viscosity increases If compressibility factor Z < 1, then?Answer: Attractive forces dominate After three half lives, the amount left is?Answer: 1/8 For a first-order reaction, the half-life is?Answer: Independent of concentration PCC oxidizes primary alcohol into?Answer: Aldehyde وہ کونسا پرندہ ہے جو اپنے بچوں کو دودہ پلاتا ہے؟Answer: چمکادڑ انسانی جسم کا نارمل درجہ حرارت کتنا ہوتا ہے؟Answer: 37 سینٹی گریڈ The longest/largest cell in human body is?Answer: Nerve cell The disease which spread in air ______?Answer: Both A and B Total senses of a human being is?Answer: 5 Which of the following does not include atmosphere? Hydrosphere, Troposphere, Mesosphere, ExosphereAnswer: Hydrosphere Vitamin B-2 is found in ____?Answer: All of these A Barometer is device used to measure ______?Answer: Atmospheric Pressure Which of the following vitamin is produced in human body with the help of Sunlight.?Answer: D The economic system with little or no external trade is called :Answer: Closed economy Which layer protects earth from harmful rays of the Sun?Answer: Ozone layer FTP stands for ___? ایف ٹی پی کا مطلب کیا ہے؟Answer: Film transfer protocol Which among following is rich in Ozone?Answer: Stratosphere Vitamin B12 is found in :Answer: Both Scalar product of two parallel vectors is ……………Answer: Product of their magnitudes Rocket propulsion utilizes the law of conservation of ………..Answer: Momentum Minimum initial velocity to escape earth’s gravitation is called …………..Answer: Escape velocity Acceleration and angular acceleration are related by the relation………Answer: a=rα