Published 27 May, 2020

The General Science GK Quiz Set-3

by Nitroquiz Official | GK Quiz

Einstein once said, "Science is the refinement of everyday thinking". Everything that we learn and explore every day are systematically organized in what we call science. It's an interesting subject because it does not require a teacher your curiosity is enough to teach you everything.

This is another quiz in the science quiz series with a range of questions from a range of science topics. This is a general knowledge quiz and everybody should be able to answer not just students. The questions are very common and have been take from everyday scientific phenomena. Complete the quiz and we will score you at the end.

1. Which instrument is used to examine the interior of a hollow organ or cavity of the body?
A. X-Rays
C. Endoscope
2. What is the least distance of distinct vision for a normal human eye?
A. 1 m
B. 100 cm
C. 50 cm
D. 25 cm
3. Which of the following rays have the shortest wavelength in the electromagnetic spectrum?
A. X-Rays
B. Ultraviolet Rays
C. Infrared Rays
D. Gamma Rays
4. Which of the following acid combinations are present in "Aqua Regia"?
A. Nitric Acid & Sulphuric Acid
B. Hydrofluoric Acid & Sulphuric Acid
C. Oxalic Acid & Citric Acid
D. Hydrochloric Acid & Nitric Acid
5. Which of the following devices are used to measure the amount of radioactivity?
A. Sonograph
B. Spectrometer
C. Geiger Counters
D. Radiometers
6. Which acid is present in Onions?
A. Oxalic acid
B. Citric acid
C. Sulfenic acid
D. Tartaric acid
7. Which of the following fuels is the least polluting?
A. Kerosene
B. Gasoline
C. Hydrogen
D. Coal
8. At what temperature does water has the maximum density?
A. 20° Celsius
B. 10° Celsius
C. 04° Celsius
D. 0° Celsius
9. Which harmful rays does the Ozone layer in the atmosphere protect us from?
A. Gamma Rays
B. Alpha Rays
C. Ultraviolet Rays
D. Beta Rays
10. What phenomenon of light do optical fibers work on?
A. Diffraction of Light
B. Refraction of Light
C. Transmission
D. Total Internal Reflection
11. How does space appear to an astronaut traveling to space?
A. Blue
B. Yellow
C. Red
D. Black
12. Which instrument is used to measure blood pressure?
A. Thermometer
B. Sphygmomanometer
C. Sthethoscope
D. Endoscope
13. Which of the following vegetarian food items is a rich source of protein?
A. Soyabean
B. Almonds
C. Peanuts
D. Brocoli
14. Which of the following disease is caused by the deficiency of Iron in the body?
A. Anemia
B. Common Cold
C. Goitre
D. Polio
15. Which of the following are the closest human relatives in the animal kingdom?
A. Gorillas
B. Chimpanzees
C. Orangutans
D. Bonobo
16. Which type of mirror is generally used as a rear view mirror in automobiles?
A. Concave Mirror
B. Convex Mirro
C. Plane Mirro
D. Parabolic Mirror
17. Which instrument is used to determine the depth of a Sea?
A. Fathometer or Sonar
B. Radar
C. Laser
D. Ruler
18. A branch science that deals with the study of sound and its related phenomena is called?
A. Dynamics
B. Thermodynamics
C. Aerodyanmics
D. Acoustics
19. Which of the following is used as a fuel in a nuclear reactor?
A. Iron
B. Cadmium
C. Aluminium
D. Uranium
20. Which is the primary ingredient in manufacturing of transistors?
A. Copper
B. Iron
C. Silicon
D. Boron
21. Why is water not used in fires caused by petrol or gasoline?
A. Because water conducts electricity
B. Water and Petrol are immiscible liquids
C. Water has low vapour pressure
D. Water works as a catalyst
22. What happens to the weight of an Iron rod when it rusts?
A. Weight Increases
B. Weight Decreases
C. No change in weight
D. Weight becomes zero
23. Solid carbon dioxide is commonly known as?
A. Sodium Carbonate
B. Sodium Bicarbonate
C. Dry Ice
D. Carbonic Acid
24. Why does water boils at lower temperature than 100 degrees in high altitude regions?
A. Due to higher humidity
B. High wind speed
C. Due to low atmospheric pressure
D. Low surrounding temperature
25. Which device converts heat energy directly into electrical energy?
A. Thermometer
B. Thermocouple
C. Thermistor
D. Radiator
26. Which is an ore of Lead?
A. Cinnabar
B. Galena
C. Bauxite
D. Magnetite
27. Calcium Oxychloride is commonly known as?
A. Baking Soda
B. Bleaching Powder
C. Washing Soda
D. Caustic Soda
28. What is the primary constituent of LPG?
A. Hydrogen
B. Helium
C. Butane
D. Oxygen
29. Which is the most abundant organic compound on earth?
A. Urea
B. Methane
C. Cellulose
D. Benzene
30. Which of the following metals are a relatively poor conductor of electricity?
A. Gold
B. Silver
C. Aluminium
D. Tungsten

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