🔬 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 volume of internal core of the earth is about ______?Answer: 15% Harmonic mean is the reciprocal of ____?Answer: Arithmetic mean Which gas is used to destroy the harmful bacteria in the water?Answer: Chlorine The inaudible sound is _____?Answer: 22,000 Hz The oxidation state of oxygen in OF2 is ______?Answer: +2 Glucoside bond is present in ______?Answer: Lactose The speed of light in air is _____?Answer: 3 × 10⁸ m/s Which of the following contain three types of chemical bonds?Answer: NH4Cl A common technique to help people begin the creative process is _______?Answer: Brainstorming The speed of sound in glass is less than ______?Answer: Iron The distance between two successive crests or troughs of a wave is called ______?Answer: Wavelength The valency of carbon is ______?Answer: 4 Which one of the following elements can exist in a mono-atomic molecular state?Answer: Neon Muscles are joined to bones by ______?Answer: Tendons Which of the following solutes decreases the solubility of H₂S in its aqueous solution?Answer: NaCl Widal test is used to diagnose _____?Answer: Typhoid fever The maximum number of electrons in any shell is equal to ______?Answer: 2n² The conjugate acid of water (H₂O) is ______?Answer: H₃O⁺ The refractive index of glass is ______?Answer: 1.5 The most electronegative element of the periodic table is ______?Answer: Fluorine Which from the following is NOT among the five senses?Answer: Thought Amphibians have ______ chamber heart.Answer: 5 Pinworm is ______?Answer: Roundworm As people grow older, the __________ of learning declines.Answer: Speed Poriferans are also known as ______?Answer: Sponges Rhombic sulphur and monoclinic sulphur co-exist at _______?Answer: 95.5°C Atomic number is represented by Z: it stands for _____?Answer: Zahl A small solid rock travelling through the atmosphere is known as _____?Answer: Meteorite Dry Ice is directly converted into gas is an example of _____?Answer: Sublimation Silicon and oxygen combine together to form ______?Answer: Sand