Q. Normal‖ rainfall is slightly acidic (and a pH of 5.6 has been assigned which might be somewhere near 5 ) because of the presence of _______?
✅ Correct Answer: (D)
Carbonic Acid
General Science MCQs and Notes
Q. As we all know that, Gunpowder is a mixture of sulfur, charcoal, and potassium nitrate. Which among these components adds in speeding up the burning of the Gun Powder?
✅ Correct Answer: (C)
Only Sulphur
Q. Pearl is mainly made up of which among the following?
✅ Correct Answer: (B)
Calcium Carbonate
Q. Which among the following protein is responsible for maintenance of osmotic pressure?
✅ Correct Answer: (D)
albumin
Q. Kimberley Process‖ is related to which among the following ?
✅ Correct Answer: (B)
Diamonds
Q. What is the number of synthetic elements in periodic Table?
✅ Correct Answer: (C)
24
Q. Buckeyballs are basically the allotropes of _________?
✅ Correct Answer: (A)
Carbon
Q. Which among the following allotropes of Oxygen is found in 6 phases under various pressures and temperatures?
✅ Correct Answer: (C)
Octaoxygen
Q. Ekaboron was an element predicted by Mendeleev and he leaved a space for it in his Periodic Table. Later Ekaboron was identified with _____?
✅ Correct Answer: (B)
Scandium
Q. Which among the following were not discovered by the time , Mendeleev published his periodic table?
✅ Correct Answer: (C)
Noble Gases