Kerala PSC - Important and Expected General Science Questions - 74

1. The recent outbreak of Ebola is a fatal disease caused by
[a] Bacteria
[b] Virus
[c] protozoan
[d] Insects

2. The main active constituent of tea and coffee is
[a] Nicotine
[b] caffeine
[c] Alcohol 
[d] Aspirin

3. Which one among the following radiations carries maximum energy?
[a] Ultraviolet rays
[b] Gamma Rays
[c] X-rays 
[d] IR Rays

4. Which one of the following is a good conductor of electricity?
[a] Iron
[b] Copper
[c] Steel
[d] Human Body

5. Who is regarded as the father of modern chemistry?
[a] Rutherford
[b] CV Raman
[c] Einstein 
[d] Lavoisier

6. The hardest form of carbon is
[a] Graphite 
[b] Diamond
[c] Charcoal 
[d] Coke

7. The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is
[a] Carbon
[b] Oxygen
[c] Nitrogen
[d] Calcium

8. The National Chemical Laboratory is situated in
[a] New Delhi 
[b] Bengaluru
[c] Pune
[d] Thiruvananthapuram

9. Iron pipes are coated with zinc to prevent corrosion. This method is called
[a] Galvanization
[b] Condensation
[c] Sedimentation
[d] Crystallization

10. Gobar gas mainly consists of
[a] Methane
[b] Carbon Monoxide
[c] Ethylene 
[d] Acetylene

11. Which instrument is used to measure altitudes in aircraft?
[a] Audiometer
[b] Ammeter
[c] Altimeter
[d] Anemometer

12. The absorption of ink by blotting paper involves
[a] capillary action phenomenon
[b] viscosity of ink
[c] siphon action
[d] diffusion of ink through the blotting

13. Which law is also called the law of inertia?
[a] Newton’s First Law
[b] Newton’s Second Law
[c] Newton’s Third Law
[d] All the above

14. Sudden fall in the barometer is an indication of
[a] Storm
[b] Rain
[c] Tide
[d] Clear Weather

15. Stainless steel is an alloy of
[a] Iron, Chromium and Nickel
[b] Iron, Chromium and Aluminium
[c] Iron and Nickel
[d] Chromium and Aluminium

16. The power of a lens is measured in :
[a] diopters
[b] aeon
[c] lumen 
[d] candela

17. Albert Einstein was awarded Nobel Prize for his path-breaking research and formulation of the:
[a] Theory of Relativity
[b] Photo-Electric Effect
[c] Principle of Wave-Particle Duality
[d] Theory of Critical Opalescence

18. The instrument that measures arterial blood pressure is known as :
[a] Pyknometer           
[b] Hypsometer
[c] Sphygmoscope   
[d] Sphygmomanometer

19. Penicillin which is used as an antibiotic is obtained from
[a] Bacteria
[b] Fungi
[c] Algae
[d] Lichens

20. Pest-resistant cotton commonly known as ‘Bt-cotton’ is genetically engineered by inserting a gene from a:
[a] Bacterium
[b] Virus
[c] Microalgae
[d] Protist

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