🔬 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

By reducing the masses of two bodies to half, the gravitational force between them will become ______?Answer: One fourth The rate of diffusion of gases depends upon their ______?Answer: All of these The total number of Amino Acids in insulin are ______?Answer: 51 The slope of a velocity-time graph shows _____?Answer: Acceleration A 1 kg mass has a K.E of approximately 1 joule when its speed is ______?Answer: 1.4 m s⁻¹ Which one of the following is NOT an oxidizing agent?Answer: Sodium The most abundant compound present in the cell is ______?Answer: Water The least count of Vernier caliper is _____?Answer: 0.1mm Chemically antibodies are _____?Answer: Proteins Work done will be zero when the angle between the force and displacement is ______?Answer: 90° Dental amalgam is an example of which solution?Answer: Liquid in solid Vertical columns in the periodic are called _____?Answer: Groups What is the number of nitrogen atoms present in the head of chlorophyll molecule?Answer: Four Which of the following produces more severe burn?Answer: Steam The oxidation state of nitrogen in HNO₃ is _____?Answer: +5 Which is the largest gland in the human body?Answer: Liver Which one of the following principles of physics is applied in the extraction of smoke and dust particles from gases in smokestacks?Answer: Static electricity The amount of solute in a given amount of solvent is called concentration of solution. Which one of the following describes a dilute solution?Answer: Small amount of solute in the solvent. Smoking is regarded as a first step before someone gets into some serious drug addiction. Which of the following are the most common sites for life-threatening blood clots due to smoking?Answer: Heart and brain Polythene is formed when polymers of ethene combined together. The polythene is classified as which one of the following type of plastic?Answer: Thermoplastic The water which contains less than 1000 milligrams per liter salts is called fresh water. Which of the following accounts for the largest portion of the Earth's total freshwater?Answer: Glaciers and permanent ice sheets. The first part that comes out of the seed during germination is called _____?Answer: Radicle Bottle-shaped part of the carpel, pollen adhere to it and germinate to form the pollen tube is called _____?Answer: Stigma When iron (Fe³⁺) which is yellow brown colour is reduced by an electron forms iron (Fe²⁺). The colour of which is ______?Answer: Light green Discontinuous variation refers to the presence of distinct, separate categories or forms of a trait, with no intermediate forms. Which one of the following is not discontinuous variation?Answer: Skin colour Waves which can only travel through a medium are called mechanical waves. Which one of the following is not a mechanical wave?Answer: Infra-red wave The SI unit/prefix for 10 is ____?Answer: Deca Chemical change takes place only when matter changes to become entirely different kind of matter. Which one of the following is not a chemical change?Answer: Dry Ice sublimation To demonstrate transpiration from the leaves, the student paper is made up of _____ chemical.Answer: Cobalt chloride The straight line passing through the pole (P) and the center of curvature (C) of a mirror is called the _______ of that mirror.Answer: Principal Axis