🔬 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

Maximum tolerable level of ammonia in poultry shed:Answer: 20 ppm The rate of rumen degradability of protein in feeds can be lowered by:Answer: Formaldehyde treatment Residual milk is only obtained after:Answer: Both "a" and "c" Which organelle is called powerhouse of the cell?Answer: Mitochondria When AlCl ƒ is heated, it converts into Al ‚Cl †. What type of bonding is present in Al ‚Cl †?Answer: Covalent coordinate bond The normal ranges of respirations in an adult are:Answer: 12-20 Breaths Per Minute How many states of matters are there?Answer: 3 A species that no longer lives anywhere on the earth is called _____?Answer: Extinct species Who is known for proposing the modern atomic theory?Answer: John Dalton Why fever is called protective strategy for a disease?Answer: It helps the body fight infection by killing pathogens and boosting immunity Mesopotamia meansAnswer: Land between rivers When the moon is not visible from the earth it isAnswer: New Moon How many lenses does a pinhole camera use?Answer: No lens The study of life of one's individual is called?Answer: Biography Collection of gas, dust, and other materials by gravity in a black hole is called _____?Answer: Accretion A branch of medicine dealing with eyes and related diseases is called ____?Answer: Ophthalmology Kidney stones is caused due toAnswer: Calcium dioxide Due to smoking, damage to alveoli results in?Answer: Reduced gas exchange efficiency Neon gas was discovered by?Answer: William Ramsay and Morris Travers The density of gases increases when its?Answer: Pressure increased Which part of human brain is involved in maintaining the posture and balance of the body?Answer: Cerebellum Lead pencil is made up of?Answer: Graphite Diamond is allotropic form of?Answer: Carbon Which can be dissolved in water? Alcohol, Benzene, Ether, None of theseAnswer: Alcohol Cardiorespiratory Fitness primarily improves?Answer: Efficiency & Endurance Which sub-atomic particle has the least mass?Answer: Electron The Anthropocene epoch is regarded as?Answer: Geological epoch dominated by human influence on Earth's ecosystems and climate The most abundant component in Earth's atmosphere (Air) is?Answer: Nitrogen Function of salt in a battery is _____?Answer: To act as an electrolyte Pervez Hoodbhoy was a _____?Answer: Nuclear Physicist and Educationist