🔬 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

A man picks up a mass of 1 kg to a height of 1 meter. What is the work done by the man?Answer: 9.8 J A Javelin is thrown by Arshad Nadeem at projection angle of 45 degrees with initial velocity of 30 m/s, the range of the Javelin will be (consider g = 10 m/s²)?Answer: 90m A 40gm radioactive material is placed in a chamber, having a half-life of 20 days. How much will be left after 80 days?Answer: 2.5gm All the living entities are created by God, the theory named as _____?Answer: Theory of special creation What is the electric field of a charge of 1 Coulomb at a distance of 1 meter?Answer: k Newton second is the unit of quantity ______?Answer: Momentum Which one of the following has greater acidic strength?Answer: HI The lightest gas that provides a larger elevation for balloons and is the lightest of all gases is _____?Answer: Hydrogen Electromagnetic waves travel with _____?Answer: Speed of light The melting point of ice at normal atmospheric pressure is ______?Answer: 0 °C Which colour has largest wavelength in the spectrum of white light?Answer: Red If the atomic number is 28, how many unpaired electrons are present?Answer: 2 The particles in a solid are held together tightly packed because of ______?Answer: Strong intermolecular forces The number of spinal nerves that originate from the spinal cord ______?Answer: 31 Nerves For 𝑛= 3, 𝑙 = 2, which orbital is it?Answer: d The percentage of plasma in human Blood is _______?Answer: 55% What does the term Rhythm refers to in art?Answer: The repetition of an element _______ is a phenomenon of exactly zero electrical resistance and expulsion of magnetic fields occurring in certain materials when cooled below a characteristic critical temperature.Answer: Superconductivity Which one of the following has the highest hydration energy?Answer: Mg²⁺ All of the following are examples of polysynaptic transmissions except _____?Answer: Knee jerk Nicotine stimulates heart rate, blood pressure, and muscular activity because ______?Answer: It has excitatory effects on acetylcholine receptors The escape velocity of a body in the gravitational field of Earth is dependent on:Answer: Mass of earth Distillation under very reduced pressure is ____ distillation.Answer: Vacuum Potassium ferrocyanide is which type of saltAnswer: Complex The carbon atom carrying positive charge and attached to three other atoms or groups is calledAnswer: Carbocation Which aldehyde is more reactive towards nucleophilic addition?Answer: Formaldehyde As per 2nd photoelectric experiment, photoelectric effect does not occur if the frequency of the incident light is?Answer: Below the threshold frequency Dehydrohalogenation of alkylhalide is carried out in presence ofAnswer: Alcoholic KOH When the PN junction is reverse-biased, its reverse current is of the order of:Answer: Microamperes Protein present in haemoglobin has _______ structure.Answer: Quaternary