961. In order to prevent the corrosion of iron pipes they are often coated with a layer of zinc. This process is termed as_______?
✅ C. Galvanization
Everyday Science MCQs – Page 49
962. Blood which heart pumps to lungs is_____?
✅ B. deoxygenated blood
963. Which instrument is used to measure the power of electric circuit ?
✅ C. Wattmeter
964. Alzheimer’s disease in human beings is characterized by the degeneration of __
✅ A. Nerve cells
965. Sound travels about ______times faster in water than in air.
✅ C. 4
966. The study of rearing fine and intelligent human beings through genetics is called_____?
✅ B. Eugenics
967. The distance of mercury from sun is_____?
✅ A. 57.9 million km
968. Approximate age of moon is ____?
✅ C. 4.53 billion years
969. Which rays are trapped in our galaxy by magnetic waves?
✅ C. Cosmic rays
970. The Lunar eclipse occurs when:
✅ A. Earth is b/w the sun and the moon
971. Vitamin B1 is also known as_______?
✅ C. Thiamine
972. Which natural element has the highest melting point?
✅ A. Tungsten
973. Sound cannot travel through _____
✅ D. Vaccum
974. Dolly is the name of the ?
✅ B. First cloned sheep
975. Hepatitis is a disease of which of the following organ?
✅ A. Liver
976. Why normal rain is slightly acidic?
✅ A. carbon dioxide and water in clouds react to form carbonic acid
977. 1 yard =______?
✅ B. 3 feet
978. The Planet of the solar system which has Maximum number of moons is______?
✅ B. Jupiter
979. Approximately, how many times each day do our heart valves open and close normally?
✅ A. 1,00,000
980. Urine is produced in _____?
✅ B. Kidneys