Everyday Science CSS Paper 1986

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR RECRUITMENT TO POST
IN BPS-17 UNDER THE FEDERAL GOVERNMENT, 1986
GENERAL KNOWLEDGE, PAPER – I EVERYDAY SCIENCE
Time Allowed: 2 Hours Maximum Marks: 50
Note: Attempt any ten questions. All questions carry equal marks.

1. What are the main constituents of China Clay? Where are its deposits found in Pakistan?

2. What are the effects of the deficiency of the following nutrients in the Human body?
   (i) Iron (ii) Iodine (iii) Fluorine (iv) Vitamin A (v) Vitamin B (vi) Vitamin C (vii) Vitamin D

3. Define Ultrasonic Waves. What are some uses of Ultrasonic Waves?

4. Name the raw material used in manufactures of Plastic. What are the two well known types of Plastics? Give at least two important properties of Plastic?

5. What is common cause of Heart Attack? Give brief account.

6. In what units the following can be measured?
   (i) Force (ii) Temperature (iii) Current (iv) Heat (v) Pressure (vi) Radioactivity (vii) Atomic Energy

7. What parts of the human body secretes the following enzymes? Give one important function of each.
   (i) Amylase (ii) Pepsin (iii) Trypsin (iv) Lipase (v) Sucrase

8. Mention five applications of Laser.

9. In which field of Science the following have made their contribution. Answer any five.
   (i) Jabir bin Hayyan (ii) Ibn Al Haytham (iii) Abu Rehan al Beruni (iv) Ibn e Sina (v) Al Khawarizmi (vi) Abu Bakr Zakariya Razi (vii) Ibn e Baitar (viii) Abu Qasim Zahrawi

10. What do you mean by the term Radar? Explain its working.

11. Name the six important elements which forums 99% of the human body.

12. Define the following:
    (i) Chain Reaction (ii) Critical Mass (iii) Fission (iv) Fusion (v) Reactor

13. Name the important source(s) of energy used in the industries in Pakistan. What other alternative sources of energy can be used in the industry?

14. What are planets? Name the known planets.

15. Given below is the list of scientists works (List A) and (List B). Match the two.