🔬 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

The increase in volume of water as its temperature is lowered from 4°C to 0°C is called _______?Answer: Peculiar behaviour The degrees of longitudes are _____?Answer: 30, 90, 180 Ureter is a part of _____ system.Answer: Excretory Saturn has _____ moons.Answer: 274 All of the following are diseases caused by bacteria except _____?Answer: Ringworm AB + C → A + BC is a _____ reaction.Answer: Single displacement Ozone is a gas made up of __________ atoms of oxygen.Answer: Three Which of the following gases is not a source of air pollution?Answer: N₂ The organisms whose genes are modified are called ______?Answer: GM organisms Chromosomes are made up of _______?Answer: DNA and Proteins Which salt is used as an anti-acid, in fire extinguishers and bakeries?Answer: Sodium hydrogen carbonate Sodium has one electron in its outermost shell, so its valency is ______?Answer: 1 Acid, when treated with metals, produces salt and ____?Answer: Hydrogen Which atoms are found in methane?Answer: 1 carbon and 4 hydrogen A chemical process that changes vegetable oil into fat is called ________?Answer: Hydrogenation Which of the following is secreted by liver and stored in the gallbladder?Answer: Bile The homogenous mixture of two or more substances is called _____?Answer: Solution Which one of the following is not an abiotic component of environment?Answer: Animal The state of inactivity in animals during summer or dry season is called _____?Answer: Hibernation In human heart blood returning from lungs first drains into the _____?Answer: Left atrium Expanding of metal on heating is a ______ change.Answer: Physical Star fish belong to group of animals called _______?Answer: Echinoderms Rhizopus belongs to kingdom ______?Answer: Fungi Which of the following factor is not necessary for photosynthesis?Answer: Oxygen Which is present only in animal cells while absent in higher plant cells?Answer: Centriole The critical angle for water is ______?Answer: 49 degree Atomic mass of aluminium is _____?Answer: 27 Damage to buildings and stone statues caused by acid rain is commonly called _____?Answer: Stone cancer Which one of the following is non-biodegradable?Answer: Polythene bags The Mars has____ moons.Answer: 2