AIC JS 1 Basic Science Revision Test
  • 1. kinetic energy is the energy possessed by _______
A) virtue of its position
B) static body
C) moving body
D) All of the above
  • 2. The S.I unit of force is _______
A) Joules
B) Newton
C) Newton metre
D) kilogram
  • 3. If a force of 10N moves through a distance of 1m in the direction of the force, the workdone is ______
A) 20j
B) 10j
C) 40j
D) 30j
  • 4. The followings are the types of potential energy except
A) chemical potential energy
B) mechanical potential energy
C) Nuclear potential energy
D) electrical potential energy
  • 5. potential energy is energy at ________
A) none of the above
B) rest
C) motion
D) all of the above
  • 6. Both kinetic energy and potential energy are measured in ________
A) seconds
B) joules
C) Newton
D) meter
  • 7. The only known planet that harbors living things is ________
A) Uranus
B) Mercury
C) Jupiter
D) earth
  • 8. The nearest planet to the sun is ________
A) Mars
B) Mercury
C) Saturn
D) Pluto
  • 9. The biggest planet is ________
A) Saturn
B) earth
C) Jupiter
D) Neptune
  • 10. The smallest planet is ________
A) Saturn
B) Mercury
C) Mars
D) Jupiter
  • 11. ________ and ________ are the main bodies that revolve round the sun
A) planets and moon
B) all of the above
C) energy and power
D) stars and galaxies
  • 12. A leap year has ________ days
A) 364
B) 366
C) 365
D) 363
  • 13. What is kinetic energy of a 4kg object moving at 15m/s
A) 350N
B) 450j
C) 380j
D) 38m
  • 14. How many days does it takes the earth to rotate the sun in a year
A) 366 days
B) 367 days
C) 365.24days
D) 365 days
  • 15. ________is the wearing away of the top soil
A) farming
B) bush burning
C) rainfall
D) soil erosion
  • 16. Energy is the ability to do ________
A) chore
B) job
C) walk
D) work
  • 17. The 3 major processes of formation of water cycle are
A) All of the above
B) conducting, convection and radiation
C) transportation, transpiration and evaporation
D) evaporation, condensation and precipitation
  • 18. Sun supplies both ________ and ________ radiations to atmosphere
A) ultraviolet and infrared
B) white and black
C) none of the above
D) visible and invisible
  • 19. EMR means
A) electronic management radiation
B) electromagnetic radio
C) electromagnetic radiation
D) electrical magnet radio
  • 20. The following are types of soil erosion except
A) gully
B) slurry
C) sheet
D) rill
  • 21. farming, bush burning, overgrazing and deforestation are ________ activities that causes soil erosion
A) Man
B) Livings things
C) Human
D) Woman
  • 22. The process of covering beds and ridges with dry grasses is called ________
A) cover
B) mulching
C) covering sheet
D) cover crops
  • 23. ________ is the making of series of ridges across a slope
A) terracing
B) fencing
C) blocking
D) all of the above
  • 24. The following are preventions of soil erosion except
A) mulching
B) planting of cover crops
C) avoid overgrazing
D) deforestation
  • 25. The composition of gaseous nitrogen in air is ________
A) 77%
B) 78%
C) 76%
D) 79%
  • 26. ________ is the process where water in the form of gas return back to liquid after meeting a cool surface
A) radiation
B) precipitation
C) evaporation
D) condensation
  • 27. ________ is the fluid all living things survives on
A) fuel
B) water
C) air
D) food
  • 28. ________ is the continuous movement of water on, above or below the surface of earth
A) carbon cycle
B) water cycle
C) oxygen cycle
D) nitrogen cycle
  • 29. Land pollution is mainly caused by mining activities, oil exploration and ________ use of chemicals
A) ecological
B) humanitarian
C) agricultural
D) economical
  • 30. ________ is the collection of rain water by trapping it from the roof of houses, rock and trees
A) harvesting
B) conversation
C) collation
D) collection
  • 31. ________ is colorless, tasteless and odorless fluid
A) air
B) water
C) fuel
D) liquid
  • 32. ________ and ________are types hardness of water
A) permanent and temporary hardness
B) stable and unstable hardness
C) primary and secondary hardness
D) tertiary and primary hardness
  • 33. ________ is a mixture that contains more than one type of particle or different substances mixed together
A) none of the above
B) impure substance
C) two pure substances
D) pure substance
  • 34. A uniform composition of pure substance is called ________
A) homogeneity
B) all of the above
C) melting and boiling points
D) chemical test
  • 35. ________is an element or compound made up of one type of particle
A) purity
B) clean substance
C) pure substance
D) neat substance
  • 36. pH means
A) potential of hydrogen
B) potential of hydrogen peroxide
C) potential of hydrogen oxide
D) potential of helium
  • 37. ________is the process of rapid mixing of chemical known as coagulants
A) filtration
B) ammoniation
C) fluoridation
D) coagulation
  • 38. Permanent hardness of water is caused by the presence of ________and ________
A) calcium and magnesium
B) sulphur and ammonium
C) magnesium and aluminum
D) aluminum and manganese
  • 39. Temporary hardness of water can be removed by ________
A) washing soda
B) boiling
C) ion exchange resin
D) caustic soda
  • 40. Hard water does not form lather readily with soap
A) maybe
B) false
C) true
D) none of the above
  • 41. Permanent hardness of water can be removed by ________
A) using of fluoride
B) boiling
C) using of slaked lime
D) addition of washing soda
  • 42. The most important step in the water treatment process is ________
A) adding of ammonium
B) adding of chlorine
C) adding of magnesium
D) adding of aluminum
  • 43. The following are functions of lime treatment to water except
A) increase pH
B) clarify the water
C) remove hardness
D) improve taste
  • 44. ________is the addition of lime and soda ash
A) transpiration
B) ammoniation
C) lime treatment
D) chlorination
  • 45. Potential energy is measured in ________
A) joules
B) Newton
C) kilogram
D) kilometer
  • 46. The following are effect of soil erosion except
A) loss soil fertility
B) lead to collapse of buildin
C) destroy soil structure
D) maintains soil texture
  • 47. Emission from industries and domestic internal combustion of engines are causes of ________
A) water pollution
B) air pollution
C) sand pollution
D) land pollution
  • 48. ________is the change of water from a liquid to a gas
A) condensation
B) precipitation
C) convection
D) evaporation
  • 49. If the mass of an object is 6kg and the height is 5m. Calculate the potential energy (g=10m/s)
A) 300j
B) 3kj
C) 3000j
D) 30j
  • 50. ________ are chemicals used for medical purposes
A) agrochemicals
B) nuclear chemicals
C) pharmaceutical chemicals
D) laboratory chemicals
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