1. The purpose of computer is______: To process the data according to the set of instructions
2. Polio is caused by______: Virus
3. The stalagmite is deposit of______: Calcium carbonate
4. Bauxite is ore of______: Aluminum
5. The chemical name of washing soda is______: Sodium carbonate
6. The main constituent of sui gas is______: Methane
7. ______ colour has the shortest wavelength: Violet
8. Glass is a ______ liquid: Transparent
9. Monomers of protein are______: Amino acids
10. Ascorbic acid is______: Vitamin C
11. The solar system has______ planets: 8
12. AIDS is caused by______: Virus
13. In a normal resting person the rate of heartbeat is______: 72/minute
14. The science which deals with heredity is known as______: Genetics
15. In Pakistan copper mineral is found in______: Saindak
16. The most abundant element in earth crust is______: Oxygen
17. ______ is an apparatus used for measuring the pressure of gases: Manometer
18. The smallest branches of an artery lead into tiny blood vessels are called______: Capillaries
19. The living part of a plant cell is composed of a nucleus and______: Cytoplasm
20. The fastest revolving planet is______: Mercury