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SANSKAR GLOBAL SCHOOL, , National science quiz competition, , 1, When was Dr. CV Raman awarded the Nobel Prize for the 'Raman Effect’?, , A.1920 B 1930 c 1940 D1950, 2. When was National Science Day First celebrated?, A1985 B.1986 c. 1987 d.1988, 3. In which form the chemical compound RDX is used?, A. As a composition B. As an reactor, C. As an explosive D. As an nuclear weapon, 4. Bio-chemical compounds are used as...., A. Skin Treatments B. Food preservatives _C. Cooking Oils D. All of the above, 5. What's the formula Of Quicksilver, A. Hg B. Ag C.Al D. Na, 6. Which of the following blood group is considered as Universal Donor?, AA B. AB cB D.O, 7. What part of the Quinine plant is commonly used drug for Malaria?, A. Leaves B. Fruits C. Root D. Stem bark, , 8. Which of the following disease occur when the replacement of breast feeding by less, nutritive food, low in proteins and calories, infants below the age of one year?, , A. Kwashiorkor B. Marasmus C. Rickets D. Pellagra, , 9. What happen when the exposure to carbon monoxide (from coal gas) is extremely, dangerous and can kill a patient?, , A. The compound carboxy- hemoglobin (COHb) it forms with hemoglobin can gradually clot, the blood resulting in circulatory failure., , B. COHb reduces the ability of blood to transport oxygen by rupturing a vast majority of, erythrocytes., , C. COHb is stable compound and thus deprives blood of its ability to transport oxygen., , D. COHb greatly modifies the structure of hemoglobin thus making it lose its affinity for, oxygen., , 10. In how many times human will lose their consciousness if blood will stop flowing to the, brain?, , A. 2 sec B.S sec C. 15 to 20 sec D.5 min, , 11, How many bones comprise the adult human skeleton?, , A. 204 bones B. 206 bones C. 208 bones D. 214 bones, 12. Who is known as the father of Modern Chemistry?, , (a) Kolvey (b) Wholer (c) Leviatiae (d) Pasteur., , 13.The inventor of the atomic theory is:, (a) Rutherford (b) Madam Curie (c) John Dalton (d) Albert Einstein

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14.The mass number of an atom is:, , (a) Number of nucleons in the nucleus (b) Number of protons in the nucleus, (c) Number of neutrons in the nucleus (d) None of these, , 15. Atom is electrically:, , (a) Positive (b) negative (c) bipositive (d) neutral, 16.The atomic properties depend upon:, , (a) Number of nucleons in the nucleus (b) Number of protons in the nucleus, (c) Number of neutrons in the nucleus (d) None of these, , 19 The number of neutrons and protons in the nucleus of seRa-” are:, , (a) 138 and 88 (b) 88 and 138 (c) 226 and 88 (d) 88 and 226, 18 .Who was the inventor of radioactivity?, , (a) Madam Curie (b) Irine Curie (c) Henery Bacqurel (d) Rutherford, , 19 .The penetrating power of which of the following invisible radiations emitting from the, nucleus has its maximum value:, , (a) a-rays (b) f)-rays (c) y-rays (d) None of these, , 20. Who invented Transformer?, , A, Faraday B. Einstein C. Parsons D. C.R.T Wilson, , 21. Which of the following is the outstanding contribution of Scientist Aneriko Fermi in, Physics?, , A. Nuclear Furnace or Bath B. Laws of Motion, , C. Discovery of Calculus D. Parasite, , 22. Which of the following is one of the contributions of Scientist Adberd Charles in Physics?, A. Photometer B. Electric Bulb C. Revolver D. All of the above, 23. Which of the following is the prominent contribution of Scientist Shaklay in Physics?, A. Nuclear Fusion B. Dialysis Machine C. Transistor D. None of the above, 24. Which of the following is the spectacular contribution of Scientist Pascal in Physics?, A. Photo B. Volta C. Computer D. Calculator, , 25. Which of the following is the major contribution of Scientist Swington in Physics?, A. Atom Bomb B. Military Tank C. BothA&B D. All of the above