Upload
shahrukh-munir
View
220
Download
4
Embed Size (px)
DESCRIPTION
this document include past paper of ppsc
Citation preview
Q.1 Select the best option and fill in the appropriate circle.
1. Who proposed the concept “All motion is relative”?a. Albert Einsteinb. John Keplerc. Galileo Galilied. None
2. The field of specialization of famous Muslim scientist Abu Usman Aljahiz was:a. Botany b. Zoologyc. Astronomyd. None
3. Albatros is:a. A sea birdb. A beetlec. A fruitd. None
4. The sunlight can reach a depth of …….. meters in the ocean:a. 100b. 80c. 120d. None
5. The biggest planet in our solar system is:a. Venusb. Plutoc. Jupiterd. None
6. The biggest species of the cat family is:a. Tigerb. Lionc. Leopardd. None
7. Which group of animals has heterogametic females?a. Domestic fowlb. Earthwormc. Rabbitd. None
8. The dominant phase of life cycle in these organism is haploid:a. Mossesb. Bacteriac. Protozad. None
9. The atmosphere of moon consists of:
a. 90% Hydrogen, 10% Nitrogenb. 80%Nitrogen, 20% Hydrogenc. 60% Nitrogen, 40%inert gasesd. None
10. The chemical name of quartz is:a. Silicon Dioxideb. Stannous Oxidec. Aluminium Oxided. None
11. Which month of calendar year can lack a new moon?a. Decemberb. Februaryc. Mayd. None
12. Deuterium differs from Hydrogen in having:a. Different atomic number but same atomic weightb. Different atomic number and different atomic weightc. Same atomic number and different atomic weightd. None
13. One of the following is a water soluble vitamin:a. Vitamin Ab. Vitamin Dc. Vitamin Kd. None
14. Coulomb is the scientific unit to measure:a. Velocityb. Temperaturec. Massd. None
15. Equator passes through one of these countries:a. Saudi Arabiab. Italyc. Japand. None
16. Anti Diuretic hormone is secreted by one of the following glands:a. Pituitaryb. Pancreasc. Thyroidd. None
17. Basha Dam is to be constructed on:a. River Sutlajb. River Jhelumc. River Chenab
d. None
18. UV light falls in the category of:a. Ionizing Radiationsb. Non Ionizing Radiationc. Visible lightd. None
19. The earth’s ……………….is divided into 15 major plates of various sizes:a. Mesosphereb. Stratospherec. Lithosphered. None
20. One of these scientists formulated basic laws of Geometry:a. Pythagorusb. Archimedesc. Aristotled. None
21. Phosphorus is an essential component of one of the following biological molecules:a. Amino acidsb. Nucleic acidsc. Carbohydratesd. None
22. He was the first scientist to prove that plants move around the sun:a. Archimedesb. Galileo Galileic. John Keplerd. None
23. Atom is made up of ........... different kinds of subatomic particles:a. Threeb. Twoc. Fourd. None
24. Uranium is best used as nuclear fuel in one of the following forms:a. U 235b. U 237c. U 238d. None
25. The alpha particles are compact clusters of:a. Electron and Protonb. Two Protons and two Neutronsc. Three protons and three Neutronsd. None
26. The Beta particles are fast moving
a. Protonsb. Electronsc. Neutronsd. None
27. One of the following countries produces maximum energy from atomic reactors:a. Franceb. USAc. UKd. none
28. The unit to measure the quantity of Ozone in atmosphere is a. Dobsonb. Daltonc. Cuolombd. none
29. The severity of 2005 earthquake in Pakistan on Richter scale wasa. 6.9b. 7.6c. 7.1d. none
30. Geiger-Muller counter is used to detect: (ionizing radiation)a. Protonsb. Neutronsc. Photonsd. none
31. Vacuum tubes have been replaced by:a. Conductorsb. Diodesc. Transistorsd. none
32. Dacron is a. Polyethyleneb. Epoxyc. Polyamided. none
33. It is a secondary plant nutrient:a. Nitrogenb. Phosphorusc. Sulphurd. none
34. An area of microbiology that is concerned with the occurence of disease in human population is a. Immunologyb. Paracitology
c. Epidemiologyd. none
35. The number of electrons of a neutral atom is automatically known if one knows the:a. Atomic numberb. Atomic weightc. Number of orbitalsd. none
36. Which of the following is not an enzyme?a. Chemotrypsinb. Secretinc. Pepsind. none
37. It is impossible for a type of O+ baby to have a type of .............. mother:a. AB-b. O-c. O+d. none
38. Serum if blood plasma minus its:a. Calcium ionsb. Clotting proteinsc. Globulinsd. none
39. The autonomic nervous system innervates all of these except:a. Cardiac musclesb. Skeletal musclesc. Smooth musclesd. none
40. The damage to the .............. nerve could result in the defect of the eye movement:a. Opticb. Trigeminalc. Abducensd. none
41. Which of these is not a region of the spinal cord?a. Thoracicb. Pelvicc. Lumbard. none
42. The shape of the external ear is due to:a. Elastic cartilageb. Fibrocartilagec. Articular cartilaged. none
43. The external surface of the stomach is covered bya. Mucosab. Serosac. Parietal peritoneumd. none
44. Which of the following is not a human organ system?a. Integumentaryb. Muscularc. Epithelicald. none
45. Which of the following does not vary predictably with the depth of the aquatic environment?a. Salinityb. Temperaturec. Penetration by sunlightd. none
46. The quantity of available nutrients .............from the lower levels of the energy pyramids to the higher ones.a. Increasesb. decreasesc. remains stabled. none
47. Which of the following is not a major sub division of the biosphere?a. Hydrosphereb. Stratospherec. Lithosphered. none
48. Vaccination is synonomyous with .............. immunity.a. Natural activeb. Artificial passivec. Artificial actived. none
49. When a patient's immune system becomes reactive to a drug, this is an example of:a. Super infectionb. Drug resistancec. Allergyd. none
50. What is the smallest unit of heredity?a. Chromosomesb. Genec. Nucleotidesd. none