🔬 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

If two angles are said to be supplementary angles and one of the angle is of 122° then other angle is of ______?Answer: 58° Which one of the following is a meta-director?Answer: -NO₂ Which part of the brain stem is connected to the spinal cord?Answer: Medulla oblongata The hypothalamus produces the signaling molecule like ______?Answer: Prostaglandin CD4 receptor site is found in all type of cells except _____?Answer: Brain cells Instantaneous velocity and instantaneous acceleration are in which direction to each other?Answer: Perpendicular The example of carnivorous plant is ______?Answer: Dionaea muscipula Which statement is correct about the glycolysis process?Answer: 2 ATP molecules and 2 NADH molecules Viruses are called non-cellular infectious entities because _______?Answer: They cause infections, and can only replicate inside living cells Which of the following is an example of prokaryotes?Answer: Blue green algae A battery is charging with an EMF of 12 V, internal resistance of 20 Ω, and current of 0.1 A. What is the terminal potential difference?Answer: 14 V Which field is concerned with the study of behavior as well as mental processes?Answer: Psychology Speed of sound is maximum in ______?Answer: Solids Ethyl alcohol reacts with SOCl₂ to form?Answer: Ethyl chloride In the Haber's process, hydrogen gas and nitrogen gas are mixed in the ratio of ______ according to volume?Answer: 3:1 The oxygen transported through blood plasma is about _____?Answer: 2% to 3% What did Subuktigin, the Turkic slave, do?Answer: Founded the Ghaznavid Empire and opened path to Indian subcontinent Biofortified wheat contains more _______?Answer: Iron and Zinc Aluminium burns in oxygen to form Aluminium oxide with a brilliant _____?Answer: White flame The flatworm, that's the endoparasite of humans ______?Answer: Taenia One of the cosmetic uses of ethylene oxide is that, it is used in the making of _____?Answer: Lipstick If a force of 50 N is applied to a box of mass 2 kg for 2 seconds, what is the work done on the box?Answer: 2500 J "The speed of light in the vacuum is the same for all observers regardless of their relative motion or the motion of the source of the light" is an important postulate of _______?Answer: Special theory of relativity If the work done on a system is 500 J and 200 J of heat is lost, what is the gain in internal energy?Answer: 300 J When two negative beta particles are emitted from a nucleus then the mass number _____?Answer: No change When magnetic field and area vector are perpendicular then magnetic flux will be ______?Answer: Zero The force of repulsion is greatest between which of the following?Answer: Lone pair - Lone pair In Cannizzaro reaction formaldehyde reads with which reagent?Answer: NaOH The pressure 14.7 psi is equal to _____?Answer: 1 atm The gas law in which the pressure is kept constant is known as ______?Answer: Charles' Law