4681. The only living cells in the body without blood supply is______?
✅ C. Cornea
Everyday Science MCQs – Page 235
4682. The Sun is a _____?
✅ B. Star
4683. The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is ___ ?
✅ C. Helium
4684. The earth’s atmosphere is divided into layers based on the vertical profile of _____?
✅ A. Air temperature
4685. Water is a highly effective coolant for a car engine because ____?
✅ A. Water has very high specific heat capacity
4686. The absolute value of charge on electron was determined by ___ ?
✅ D. Robert Millikan
4687. Which of the following is not a waterborne disease?
✅ D. Influenza
4688. What is the mass of the Sun?
✅ A. 1.98x10 Power 30 Kg
4689. How many times the sun is bigger than the size of the earth?
✅ D. 109 times
4690. Earth is closest to the sun every year in early ____, when it’s winter for the Northern Hemisphere. We’re farthest away from the sun in early ________, during our Northern Hemisphere summer.
✅ B. January - July
4691. The turning effect of force is called____?
✅ C. Torque
4692. Which metallic element is liquid at room temperature?
✅ D. Mercury
4693. Mostly which gases found of the planet Jupiter?
✅ C. Hydrogen and Helium
4694. Detergents dissolved in water help in cleaning clothes by____?
✅ C. Reducing the surface tension of water
4695. How many numbers of chromosomes in Pea plant?
✅ A. 14
4696. Nuclear radiation is emitted by those elements whose:
✅ D. nuclei are unstable
4697. The heaviest man made element found so for is_____?
✅ A. Ununoctium
4698. The unit to measure the quantity of Ozone in atmosphere is?
✅ B. Dobson
4699. Bar’ is the unit of______?
✅ C. Atmospheric pressure
4700. Scalding with steam is more severe than scalding by boiling water because__?
✅ C. Steam contains more energy than boiling water