4361. Involuntary muscles in a human body are present in_____?
✅ C. Digestive system
Everyday Science MCQs – Page 219
4362. Some substances are good conductor of electricity in both the solid and liquid states. These substances are generally____?
✅ A. metallic substances
4363. What is the body temperature of a normal man?
✅ A. 37.0 °C
4364. Who invented “Aspirin” in 1897?
✅ C. Felix Hoffmann
4365. Who discovered the Polio Vaccine?
✅ B. Jonas Salk
4366. The distance between the optical centre of a convex lens and its principal focus is called its__?
✅ B. Focal Length
4367. What is the Chemical formula of Zinc Hydroxide ____ ?
✅ B. Zn(OH)2
4368. A chronometer meter measures_____?
✅ A. Time
4369. Another name of vitamin C is_____?
✅ B. Ascorbic Acid
4370. Steering of a car involves?
✅ D. A pair of forces acting along the same line and in opposite direction
4371. The movement of any solvent across a semipermeable membrane is called_____?
✅ B. Osmosis
4372. The study of the weather is called_______?
✅ B. Meteorology
4373. The disease “Itai Itai “is caused by_______?
✅ A. Cadmium
4374. Kilowatt-hour is a unit of_______?
✅ C. Energy
4375. How many time zones are there in the world?
✅ D. 24
4376. Fatal degenerative lung disease caused by particulate asbestos is referred to as ________?
✅ B. asbestosis
4377. What melted rock eventually becomes lava?
✅ C. Magma
4378. Magnalium is an alloy of________?
✅ C. Aluminium and Magnesium
4379. Who invented the safety pin?
✅ C. Walter Hunt
4380. Sedimentary rocks are_____?
✅ B. Porous