Tuesday, 11 July 2023 06:52

Science Questions and Answers - Class 8 Mid Term 2 Exams 2023 Set 3

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  1. Which one of the following materials allows light to pass through but one cannot see through it clearly?
    1. Fresh milk
    2. Mirror
    3. Oiled paper
    4. Clean water.
  2. Which one of the following statements about soft water is correct?
    1. is good for drinking
    2. lathers easily
    3. contains essential nutrients
    4. forms scum and fur.
  3. The chart below shows classification of small animals.
    What do parts S and R represent respectively?

    A Millipedes Centipedes
    B Crabs Snails
    C Butterfly Mite
     D Lice  Wasp
  4. The diagram below represents a set up that can be use to demonstrate a certain aspect of heat.
    The aspect demonstrated is that
    1. solids conduct heat
    2. solids expand on heating
    3. solids melts when heated
    4. solids bend when heated
  5. The main reason why a baby needs to be breastfed by the mother is that the milk produced
    1. is easily digested
    2. helps the baby to grow fast
    3. helps the baby's bones to be strong
    4. helps to boost the baby's immune system.
  6. Which one of the following ways of improving soil fertility will take the shortest time for plants to get nutrients? When using
    1. farmyard manure
    2. compound fertilizers
    3. green manure
    4. compost manure
  7. The diagram below shows parts of a maize fruit.
    Which of the following parts represents the embryo of the fruit?
    1. U
    2. T
    3. V
    4. W
  8. The following are functions of roots.
    1. Absorb water.
    2. Absorb mineral salts.
    3. Hold plants firm in the soil.
    4. Store food.
    5. Breathing.
      Which pair of functions is performed by all roots?
      1. (i) and (v)
      2. (ii) and (iv)
      3. (iv) and (iii)
      4. (ii) and (iii).
  9. Which one of the following property of light enables us to see clearly?
    1. Refraction
    2. Reflection
    3. Dispersion
    4. Light traveling in a straight line.
  10. The following are materials used to make a certain weather instrument.
    1. Water
    2. Manila paper
    3. Cellotape
    4. Bottle
    5. Biropen casing
    6. Cork.
      The weather instrument likely to be improvised measures
      1. temperature
      2. direction of wind
      3. rainfall
      4. speed of wind.
  11. The component of air that is used in food preservation is also likely to be used in
    1. making plant protein
    2. electric bulbs and tubes
    3. manufacturing of plant food
    4. germination of seeds.
  12. Which one of the following pairs of processes of changes of states of matter requires absorption of heat from the surrounding?
    1. Condensation and freezing.
    2. Melting and evaporation.
    3. Freezing and melting.
    4. Evaporation and condensation.
  13. Which one of the following is a social effect of drug abuse?
    1. Addiction
    2. Fits
    3. Withdrawal
    4. Truancy.
  14. Three of the following factors influence soil erosion except
    1. amount of rainfall
    2. ploughing along the slope
    3. slope of the land
    4. type of soil.
  15. Which of the following pairs of animals have a moist skin with no scales and lays unfertilized eggs?
    1. Frog and salamander.
    2. Newt and turtle.
    3. Whale and shark.
    4. Chameleon and toad.
  16. The diagram below shows parts of the human digestive system.
    Which part is wrongly matched with its function?
    1. P-Digestion of proteins.
    2. Q-Mixes food with enzymes from pancrease.
    3. R- Completes digestion of food.
    4. S- Absorbs digested food.
  17. Which one of the following is not a correct statement about reproduction in human beings?
    1. Menstruation stops during pregnancy.
    2. The zygote gets implanted on the walls of the uterus.
    3. Fertilization takes place in the oviduct.
    4. The blood of the mother and the foetus mix.
  18. The blood vessel through which oxygenated blood flows from the heart is
    1. Pulmonary artery
    2. Venacava
    3. Aorta
    4. Pulmonary vein.
  19. Which one of the following is an effect of ill health in livestock?
    1. Stunted growth.
    2. Loss of weight.
    3. Transmission of diseases to human beings.
    4. Rough coat.
  20. Which one of the following pairs of food stuffs can be preserved by smoking?
    1. Meat and fish
    2. Kales and bacon
    3. Oranges and berries
    4. Cowpeas and fish.
  21. Which of the following steps comes the third when making a beam balance?
    1. Suspending the arm to find the balancing point.
    2. Fixing the arm to the base.
    3. Suspending the tins.
    4. Making a hole on the balancing point.
  22. The following are uses of heat except
    1. drying
    2. warming the house
    3. ironing clothes
    4. taking photographs.
  23. A farmer noticed small and shallow channels forming in the soil in the garden due to running water. This type of erosion can best be controlled by
    1. building gabions
    2. planting cover crops
    3. terracing
    4. mulching.
  24. Which one of the following plants is not a tuber crop?
    1. Sugarcane
    2. Carrots
    3. Yams
    4. Irish potato.
  25. Which one of the following sources of electricity pollutes the environment?
    1. Wind-driven generators.
    2. Solar panels.
    3. Coal driven generators.
    4. Geothermal.
  26. The diagram below represents a certain lever in use.
    Which parts represent the effort distance of the lever?
    1. Y and Z
    2. Z and X
    3. X and Y
    4. W and Y.
  27. Which one of the following pairs of materials consists of non-magnetic materials only?
    1. Copper coin and nickel.
    2. Steel wool and office pins.
    3. Aluminium foil and silver.
    4. Staple pins and razor blade.
  28. Which one of the following substances have definite mass, volume and shape?
    1. Oil, honey, tin.
    2. Steam, vapour, toothpaste.
    3. Flour, chalk, stone.
    4. Oxygen, water, rubber.
  29. Which one of the following practices of maintaining simple tools will prevent a person from getting injuries?
    1. Using tools for the right purpose.
    2. Sharpening cutting tools.
    3. Oiling and greasing moving parts.
    4. Washing tools after use.
  30. In which one of the following activities is friction least required?
    1. Flying
    2. Braking
    3. Walking
    4. Lighting a match stick
  31. Which one of the following causes of pollution will damage roofs made of corrugated iron sheets?
    1. Aerosol sprays.
    2. Smoke from exhaust of vehicles.
    3. Industrial fumes.
    4. Excessive use of herbicides.
  32. The energy that runs most processes within a given environment mainly comes from the
    1. water
    2. sun
    3. plants
    4. animals.
  33. The following liquids were mixed in containers labelled (i), (ii), (iii) and (iv) as shown below.
    1. Water and kerosene.
    2. Kerosene and cooking oil.
    3. Milk and kerosene.
    4. Cooking oil and water.
      Which label contained liquids that cannot be separated by decanting?
      1. (iv)
      2. (iii)
      3. (ii)
      4. (i)
  34. Which one of the following plants is non-green and non-flowering?
    1. Lichen
    2. Moss
    3. Fern
    4. Mould.
  35. The amount of force of an object acting on a given area is it's
    1. volume
    2. mass
    3. pressure
    4. weight.
  36. The following are functions of fibre in human diet except
    1. helps in digestion of food
    2. prevents constipation
    3. helps in movement of food
    4. gets rid of undigested materials.
  37. Which one of the following parasites affect most farm animals?
    1. Round worms
    2. Hook worms
    3. Liverfluke
    4. Tape worms.
  38. Which one of the following changes takes place during adolescence in girls only?
    1. Growth of pubic hair.
    2. Releasing of sex cells.
    3. Fast body growth.
    4. Broadening of the hips.
  39. Which one of the following is a communicable disease?
    1. Measles
    2. Bilharzia
    3. Tuberculosis
    4. Typhoid.
  40. Which one of the following statements is true about HIV and AIDS?
    1. All HIV positive people have AIDS.
    2. During window stage a person may test negative.
    3. It can be transmitted by mosquito bites.
    4. It is not spread during incubation period.
  41. A child suffering from rickets should be given a diet rich in
    1. carbohydrates
    2. fats and oils
    3. proteins
    4. minerals salts
  42. Wearing protective clothing while walking in stagnant water can prevent one from contracting
    1. Typhoid
    2. Bilharzia
    3. Cholera
    4. Tetanus.
  43. The following are reasons why commercial feeds are given to animals.
    1. To increase milk production.
    2. Given to cattle under zero grazing only.
    3. To supplement other feeds.
    4. Given only when fodder cops and pasture are not available.
      1. (ii) and (iv)
      2. (i) and (iv)
      3. (i) and (iii)
      4. (ii) and (iii).
  44. Which one of the following pair consists of field pests?
    1. White ants and weevils
    2. Weevils and aphids
    3. Cutworms and weaver birds
    4. Rats and stalk borers,
  45. The diagram below shows a beak of a certain bird.
    This bird is likely to be a
    1. Nectar feeder
    2. Flesh feeder
    3. Filter feeder
    4. Grain feeder.
  46. Which one of the following methods of grazing requires intensive labour?
    1. Strip grazing
    2. Paddocking
    3. Stall feeding
    4. Tethering.
  47. The following are phases of the moon.
    Which phase of the moon is always seen in the morning?
    1. (i)
    2. (ii)
    3. (iii)
    4. (iv)
  48.  Which one of the following planets has the longest orbit?
    1. Saturn
    2. Jupiter
    3. Mars
    4. Venus.
  49. Class five pupils dropped two books of different masses on a table from different heights as shown below.
    What property of sound were they investigating?
    1. Types of force
    2. Loud and soft sound
    3. Sound pollution
    4. Sources of sound.
  50. Which one of the following lists consists of natural sources of light only?
    1. Candle, fire, firefly.
    2. Electricity, torch, fire.
    3. Firefly, sun, stars.
    4. Glowworms, lamp, stars.


  1. C
  2. B
  3. C
  4. A
  5. D
  6. B
  7. D
  8. D
  9. B
  10. A
  11. C
  12. B
  13. D
  14. B
  15. A
  16. D
  17. D
  18. C
  19. C
  20. A
  21. B
  22. D
  23. C
  24. A
  25. C
  26. B
  27. C
  28. C
  29. A
  30. A
  31. C
  32. B
  33. C
  34. D
  35. C
  36. A
  37. A
  38. D
  39. C
  40. B
  41. D
  42. B
  43. C
  44. C
  45. D
  46. C
  47. C
  48. A
  49. B
  50. C
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