🔬 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 meant by Dour?Answer: Stern Which of the following bio-element is present in highest percentage in living organisms?Answer: Oxygen Lion, tiger and hawk are grouped as ______ in an ecosystem.Answer: Tertiary consumers Cyclic ether that has two ether groups are called ____?Answer: Crown ethers According to kinetic molecular theory, All gases consist of small particles called _____?Answer: Molecules Covalent Bond is formed between two _____?Answer: Non-metals Which one of the following is a pure substance consisting of two or more different types of elements chemically combined together in a fix ratio by mass?Answer: Compound It consists of waves of various radiations _____?Answer: Polychromatic A water soluble base is known as ____?Answer: Alkali These are also called as Simple sugars?Answer: Monosaccharides When a drop of ink is added in water, it gets evenly distributed due to ____?Answer: Diffusion The substance which reduces other substances and itself get oxidized during this process is called ____?Answer: Reducing agent Hydrocarbons that contain single covalent bond between carbon atoms are called _____?Answer: Alkanes Glass is made from sand, soda ash and lime about ____?Answer: 70% Carboxylic acids are organic acids having ____?Answer: Carboxyl group Addition of water to alkenes in the presence of H₂SO₄ is termed as _____?Answer: Hydration Potash Mica is ore of aluminum, which is in _____ form.Answer: Silicate Nascent hydrogen is _____?Answer: Atomic hydrogen The bond which is form by the linear (head on) overlap is called ____?Answer: Sigma Nucleophile means _____?Answer: Nucleus lover 100% pure ethanol is called _____?Answer: Absolute alcohol These are colored organic compounds that change color in solution as pH of solution changes?Answer: Indicators It is the negative logarithm of OH- concentration in moles per dm3?Answer: POH Ozone reacts vigorously with alkenes to form ozonides. This process is known as _____?Answer: Ozonolysis The system of producing self-sustaining nuclear reaction is referred as _____?Answer: Nuclear reactor The sub atomic particle, which is positively charged particle?Answer: Proton All of these are carbohydrates Except?Answer: Fats There are commonly known as Olefins?Answer: Alkenes It is the minimum amount of energy required to initiate the chemical reaction ____?Answer: Activation energy It is a dry, shredded mixture of flowers, stem, seeds and leaves of the hemp plant Cannabis sative?Answer: Marijuana