30 Most Important G. Science Question For GU B.Ed Entrance Exam, 2018

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30 Most Important G. Science Question
For GU B.Ed Entrance Exam, 2018

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1. Decibel unit is used to measure
A. Light intensity
B. Sound intensity
C. Magnitude of Earthquake
D. None of the above
Answer: B. Sound intensity
2. Making of Curd from Milk is
because of:
A. Bacteria
 B. Virus
C. Protozoa
 D. Other
Answer: A. Bacteria
3. Graphite is used in the nuclear
reactor as a
A. Fuel
B. Lubricaant
C. moderator
D. None of the above
Answer: C. moderator
4. Digestion of carbohydrates begins
in _______?
A. Small intestine
B. Mouth
C. Buccal cavity
D. Stomach
Answer: C. Buccal cavity
5. If a ball is thrown up, which of
the following does not change?
A. Acceleration
B. Speed
C. Potential energy
D. Distance
Answer: A. Acceleration
6. The discoverer of penicillin was
A. Lord Lister
B. Alexander Fleming
C. Karl Landsteiner
D. Walter Reed
Answer: B. Alexander Fleming
7. The pH value of the blood in human
body is
A. 6.4
B. 4.8
C. 7.4
D. 8.4
Answer: C. 7.4
8. Which one of the following does
not contain silver?
A. Horn silver
B. German silver
C. Ruby silver
D. Lunar caustic
Answer: B. German silver
9. Which of the following in measured
by ‘Anemometer?
A. Velocity of water-flow
B. Depth of water
C. Force of the wind
D. Intensity of light
Answer: C. Force of the wind


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10. Crescograph was invented by
A. S.N. Bose
B. P.C. Roy
C. J. C. Bose
D. P.C. Mahalanobis
Answer: C. J.C. Bose
11. Venn diagram was invented by
A. Lucien Vidi
B. John Venn
C. Theophilus Van Kannel
D. Lewis Urry
Answer: B. John Venn
12. The first picture of a pinhole
camera obscura is a drawn by?
A. Gemma Frisus’ De Radio
B. Giambattista della Porta
C. David Brewster
D. Sir William Crookes
Answer: A. Gemma Frisus’ De Radio

13. Blood pressure is measured by
_______.
A. Barometer
B. Sphygmomanometer
C. Hydrometer
D. Thermometer
Answer: B. Sphygmomanometer
14. Who invented the contact lens?
A. Enrico Fermi
B. Adolf Gaston Eugen Fick
C. Sandford Fleming
D. Benoit Fourneyron
Answer: B. Adolf Gaston Eugen Fick
15. Who invented Helicopter?
A. Copernicus
B. Sikorsky
C. Cockrell
D. Drinker
Answer: B. Sikorsky
16. The poisonous gas accidentally
released in Bhopal Gas Tragedy is
A. Methane
B. Nitrous Oxide
C. Methyl Isocyanate
D. Cyanogen
Answer: C. Methyl Isocyanate
17. Automobile exhaust leads to a
poisonous pollutant
A. Carbon Dioxide
B. Sulphur Dioxide
C. Carbon Monoxide
D. Nitrous Oxide
Answer: C. Carbon Monoxide
18. Who invented the microscope?
A. Joseph Niepce
B. Blaise Pascal
C. Linus Pauling
D. Zacharias Janssen
Answer: D. Zacharias Janssen
19. Which of the following elements
has the lowest melting point?
A. Zinc
B. Titanium
C. Sulphur
D. Fluorine
Answer: D. Fluorine


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20. Tamarindus indica is the
scientific name of __________.
A. Neem
B. Pineapple
C. Tamarind
D. Chiku
Answer: C. Tamarind
21. Which of the gas is not known as
greenhouse gas?
A. Methane
B. Carbon dioxide
C. Nitrous oxide
D. Hydrogen
Answer: D. Hydrogen
 22. Which organ is affected by Pneumonia
disease?
A. Skin and intestine
B. Urinary tract
C. Liver
D. Lungs
Answer: D. Lungs
23. Bio-fertilizers convert nitrogen
to _____ .
A. nitrates
B. ammonia
C. nitrogenase
D. amino acids
Answer: B. ammonia
24. Which one of the following is a
carbohydrate?
A. Insulin
B. Glycine
C. Glucose
D. Urea
Answer: C. Glucose
25. Kidney stones are composed of
_______.
A. Calcium Oxalate
B. Sodium Chloride
C. Magnesium Nitrate
D. Calcium Bicarbonate
Answer: A. Calcium Oxalate
26. Which blood group is universal
donor?
A. O+
B. O–
C. AB–
D. AB+
Answer: B. O–
27. What is the name of the first
Super Computer of the world?
A. CDC 6 600
B. USENET
C. COM ODOR VIC/20
D. PARAM-10000
Answer: D. PARAM-10000
28. Who is known as the ‘Father of
Email’?
A. Larry Page
B. Alan Turing
C. Raymond Tomlinson
D. Elon Musk
Answer: C. Raymond Tomlinson
29. What is the common name of
CaOCl2?
A. Baking Powder
B. Baking Soda
C. Bleaching Powder
D. Washing Soda
Answer: C. Bleaching Powder
30. Which of the following is an ore
of iron?
A. Dolomite
B. Epsom Salt
C. Siderite
D. Galena
Answer: C. Siderite
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