🔬 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

In circular motion, what is the direction of angular velocity and angular acceleration to each other?Answer: Opposite If a pendulum completes one cycle in half seconds, its frequency is ______?Answer: 2 Hz Consider three-point charges A, B, and C as shown in the figure. If the resultant force on charge A due to charge B and charge C is 0.024 N, the direction of resultant force will be _____?Answer: Toward Charge B The Magnetic quantum number for 4f orbital would be _____?Answer: -3, -2, -1, 0, +1, +2, +3 The total number of moles present in 2.8g of Ethylene molecule are _______?Answer: 0.1g Penicillin a kind of antibiotic which works as ______?Answer: Competitive inhibitor The human brain is different from an animal's brain due to ______?Answer: The cerebral cortex of the human brain is more developed. Spot the error in the given sentence: "Our" university "has organized" a conference "to" discuss the "economical" conditions of the country.Answer: Economical What is the general formula for alkenes?Answer: CₙH₂ₙ Electrostatic precipitator is used in which one of the following?Answer: Pollution control Which one of the following shows more ideal behavior?Answer: Helium (He) Which of the following is not a non-specific immune response?Answer: T Cells The first stable product of light independent reason having 3-carbons is ______?Answer: 3-phosphoglyceric acid Carboxylic acids can be converted into acyl chlorides if they are treated with ______?Answer: SOCl₂ A sigma bond is formed by which type of overlapping?Answer: Linear overlapping Scientists are exploring the possibility of which of the following bacteria to shorten the biodegradation of some forms of polythene to just a few month?Answer: Sphingomonas A nerve impulse arriving at the axon terminal causes the opening of _______?Answer: Calcium channel "The emf induced in a closed circuit is directly proportional to the rate of change of magnetic flux passing through the circuit" refers to ______?Answer: Faraday's law of electromagnetic induction The electron involved in the formation of bond are found in _____?Answer: Valence shell Which one of the following is a trihydric phenol?Answer: Pyrogallol The IUPAC name for picric acid is _______?Answer: 2,4,6-Trinitrophenol A beam in which rays are moving away from each other is called _____?Answer: Diverging beam Passage: When we eat dirty food, the germs get into our body and cause illness. So we should always remember not to eat food if flies are sitting or walking on it.Answer: Flies carry germs that cause illness The food that has been altered from its natural state for safety reasons and for convenience is called _____?Answer: Processed food An infinite sheet with an electric field strength of 50 N is placed 2 m away. If it is moved to 4 m, what will be the value of the electric field strength?Answer: 50 N Which of the following explains the principle of working of a capacitor?Answer: Charge is changed while keeping electric potential constant The force responsible for binding the nucleus is ______?Answer: Strong Nuclear force A disc is rotating at 1 revolution per second and decelerates uniformly. How many revolutions will it complete before coming to rest?Answer: 0.5 Which phenomenon occurs when a molecule exhibits an unequal distribution of alkyl groups on either side of a functional group?Answer: Metamerism When alkaline earth metals react with nitrogen, the general formula is?Answer: M₃N₂