General Knowledge Quiz Test 7 Start your test Q1. Water is a universal solvent for what reactions? Physical Nuclear Chemical Biochemical None Q2. Which part of the camera is analogue to the retina in the human eye? Lens Film Aperture Shutter None Q3. Radioactivity was first discovered by? Pasteur Newton Watson Madam Curie None Q4. In human body Gall Bladder is part of the _________ system. Nervous Reproductory Digestive Respiratory None Q5. The working principle of a washing machine is? Diffusion Reverse osmosis Dialysis Centrifugation None Q6. The approximate intensity level of the sound which can caused damage to the ear drum is _____? 100 dB 60 dB 160 dB 200 dB None Q7. Which of the following blood vessels carry blood from the human body to the heart? Veins Arteries Capillaries None of these None Q8. In which system of units, gas bills are charged? SI CGS BTU None of Above None Q9. A slow-running pendulum clock can be speeded up by? Reducing the weight of the bob Reducing the length of the rod Increasing the weight of the bob Increasing the length of the rod None Q10. The major component of honey is: Glucose Maltose Fructose Sucrose None Q11. The property by virtue of which metals can be beaten into thin sheets is known as: Density Malleability Conductivity Ductility None Q12. Lemon is a good source of vitamin: D C A E None Q13. What is “Acoustics”: Science of Waves Science of Sound Science of Light Science of Electromagnetic Wave System None Q14. The main chemical substance present in the bones and teeth of animals is: Sodium Chloride Sugar Calcium Phosphate Calcium sulphate None Q15. When a person enters a dark room from bright light he is not able to see clearly for little while because ______. Eye is unable to adjust itself immediately Retina becomes insensitive momentarily Iris is unable to dilate the pupil immediately Distance between the lens and retina take time to adjust None Q16. Which gas is commonly used in balloons and airships? Hydrogen Helium Carbon Hydrogen Sulphide None Q17. Which one of the following units represents the largest amount of energy? Electron volt Joule Erg Calorie None Q18. Water vapour beyond the dew point result in Precipitation Hailstorm Condensation Formation of ice None Q19. Which one of the following units represents the largest amount of energy? Electron volt Joule Erg Calorie None Q20. T.V. transmission cannot cover a very large area because _____. The strength of T.V. waves is very limited Picture cannot be transmitted clearly after a specific distance The shape of the earth is spherical The air is not a good conductor of light and sound/waves None Q21. Which one of the following would give the highest energy per gram? Glucose Fat Proteins Sucrose None Q22. The cow's milk contains how much amount of water in terms of percentage? 50 60 70 80 None Q23. In BTU system, one BTU is equal to: 10.55 Joule 1.055 Joule 105.5 Joule 10.55 Joule None Q24. Acid rain contains high levels of _____? Oxalic acid Acetic acid Sulphuric and nitric acids Carbolic acid None Q25. Most of the ozone in the atmosphere is concentrated in the _____. Mesosphere Troposphere Stratosphere Ionosphere None Time's upTime is Up!
