4301. Red + Green + Blue = ___?
✅ A. White
Everyday Science MCQs – Page 216
4302. The speed of light with the rise in the temperature of the medium_______?
✅ C. Remain the same
4303. What are the three subatomic particles of an atom?
✅ B. Protons,Neutrons & Electrons
4304. The outermost layer of skin is the_____?
✅ C. epidermis
4305. The largest part of the human brain is ______?
✅ C. Cerebrum
4306. Vacuum tubes have been replaced by_____?
✅ C. Transistors
4307. The sunlight can reach a depth of______meters in the ocean
✅ A. 200
4308. He was the first scientist to prove that Planets move around the sun?
✅ A. Galileo Galilei
4309. When our sun reaches the end of its red giant phase, it will turn into a______?
✅ A. White Dwarf
4310. Which gland in the human body is called the master gland?
✅ C. Pituitary
4311. Copper can be converted into gold by ?
✅ B. Artificial radioactivity
4312. What is the warmest Ocean?
✅ D. Indian Ocean
4313. Lack of __ causes diabetes?
✅ C. Insulin
4314. What is the wavelength of visible spectrum:
✅ A. 3900-7600A
4315. People with what blood type can give blood to anyone and are thus called universal donors?
✅ B. O-
4316. Which of the following noble gases is abundant in air?
✅ C. Argon
4317. Short-sight defect could be corrected by a ________ lens? Long-sight defect could be corrected by using _____ lens?
✅ B. concave lens
4318. “Green House Effect” means:_______?
✅ C. Trapping of Solar energy due to atmospheric carbon dioxide
4319. The density of water is _____?
✅ B. 1 g/cm3
4320. Lactometer is a type of Hydrometer which is used to measure the specific gravity of ____?
✅ C. Milk