FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1996
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50
Note: Answer any ten questions. All questions carry equal marks. Draw diagrams where
necessary. Negative marking would be done for incorrect answers in Question 1 and 2.
- Which of the following statements are TRUE? (1 1/2 each)
(a) Jabir-lbne Hayyan was the author of the book Kitab-Al-Manazir.
(b) Abul Qasim Al-Zahravi was a famous Muslim Mathematician.
(c) The speed of light is nearly 300,000 Km/ sec.
(d) Ideally water can be used as a car fuel after electrolysis.
(e) A machine helps us do more work with less force.
(f) Our eye is very sensitive to blue light.
(g) We can receive TV sound signal on our FM radio-sets.
(h) Sound can travel through vacuum.
(i) Famous Muslim botanist Ibn-Al-Baitar lived during the period 700-900 A.D
(j) A ceramic engine would have greater efficiency -
Fill in the blanks with the correct choice:
(a) Al-Biruni died in ____ A.D. (848, 1048, 1248)
(b) Abu Ali Sina was born in ____ .(Iraq, Turkey, Spain)
(c) ____ colour has shortest wavelength. (Blue, Yellow, Green)
(d) ____ metal has the highest electrical conductivity. (Silver, Tungstun Copper)
(e) Light travels fastest in ____ . (glass, vacuum, plastics)
(f) Our solar system has about ____ satellites. (thirty-five, fifty, ninety-six)
(g) The universe is ____ . (contracting, expanding stationery)
(h) The disease, haemophilia is caused by the deficiency of vitamin ____ . (A, K, D)
(i) ____ is a natural polymer. (Glucose, Protein, Polyethylene)
(j) ____ cannot be nominated for the Nobel Prize. (Physicists, Economicists, Astronomers) -
Define any five of the following terms:
(a) Biogas (b) Geothermal Energy (c) Vaccine (d) Antibiotic (e) Ceramics (f) Light year -
Briefly discuss classification of plants giving suitable example of each type.
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What are ENDOCRINE Glands? Name any two. From which part of the body are the following secreted: Insulin, Thyroxin, Adrenalin, Oestrogen, Testosterone, Cortisol.
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What does LASER stand fur? Describe four different applications, clearly stating thel principle.
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Define Energy? What are its units in the Metric System? Name two devices each in which major part of electrical energy is converted into Heat Light, Sound, Mechanical Energy.
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What do the following Scientific Abbreviations stands for?
(a) LPG (b) TNT (c) RNA (d) CNG (e) ATP (f) RBC (g) ECG (h) PVC (i) RAM (j) CFC -
Write short notes on any two of the following: (a) Acid Rain (b) Greenhouse Effect (c) Ozone Depletion
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What are the three components of the CPU in a computer? What is the function of each?
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Draw clearly the vertical section of a human tooth, indicating various parts. How are adult human teeth classified?
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Briefly describe the principle and function of CAMERA, mention its essential parts along with brief companison with an eye.
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Explain briefly, the formation of day and night. How do seasonal variations occur on our earth?
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Differentiate between any five of the following:
(a) Thermoplastics and Thermosetting Plastics
(b) Lunar eclipse and solar eclipse
(c) Asteroid and meteorite
(d) Renewable and non-Renewable energy resources
(e) Endothermic and exothermic reactions
(f) Star and Planet
(g) Nuclear fission and Nuclear fusion -
Fill in the blanks with correct scientific terms:
(a) ____ are biological catalysts which have multiple function in the body.
(b) The difference between electrical charges at the two ends of a conductor is called ____ .
(c) The branch of Zoology which deals with the study of insects is called ____ .
(d) Electric Current is measured by an ____ .
(e) Dry ice is solid ____ .
(f) Fuels formed from animal and plant matter that lived thousands of years ago are known as ____ .
(g) Light with larger wavelength than that of the red colour is called ____ .
(h) Penicillin was discovered by ____ .
(i) Medulla Oblongata connects the ____ with the spinal chord.
(j) The pH of normal human blood is _____ .