Science - Class 8 End Term 1 Exam 2021 Set 2

STANDARD 8, END OF TERM 1
SCIENCE
NAME....................................................SCHOOL...............................

1. The following are characteristics of clouds
   They are rain laden.
   They have a flat base,
   They are dark or grey in colour.
   They bring fine weather
   They are thick white feathery
   Which among the above characteristics describe cumulus clouds?
   1. (ii), (iv), (v)
   2. (iii), (iv). (vi)
   3. (ii)(iii).(v)
   4. (i)(iii), (iv))
2. The fusion of sex cells in human being take place in the
   1. ovary
   2. uterus
   3. oviduct
   4. testis
3. Which one of the following farm practices conserve soil and water?
   1. Terracing
   2. Building gabions
   3. Planting trees
   4. Mulching
4. The following are signs and symptoms of certain diseases.
   Skin rashes 
   Fever
   Abdominal pains
   Sore on the walls of intestines.
   The disease is LIKELY to be
   1. Bilharzia
   2. Typhoid
   3. Cholera
   4. Malaria
5. The diagram below shows a maize seed.
   
   Which one of the following statement is TRUE?
   1. Part Z is the endosperm.
   2. Part Y forms the embryo.
   3. Part W forms the shoot. 
   4. Part X store food for the young plant.
6. Which one of the following pairs of materials are opaque?
   1. Oil and mirror
   2. Wood and windscreen
   3. Skylight and paraffin
   4. Frosted glass and metal
7. The following are materials used to make a certain weather instrument.
   Metal sheets.
   Nail
   Pole
   Compass
   The weather instrument is MAINLY used to measure
   1. strength of wind
   2. amount of rainfall
   3. air temperature
   4. direction of wind
8. The following are sources of electricity EXCEPT
   1. car batteries
   2. solar panel
   3. torch bulb
   4. dynamo
9. Which one of the following materials is used as insulator?
   1. Copper wire
   2. Rubber band
   3. Iron rod
   4. Aluminium wire
10. The BEST way of controlling the spread of HIV/AIDS among the school going pupils is by
    1. being faithful to one partner.
    2. encouraging the use of condoms.
    3. visiting V.C.T. 
    4. abstaining from sex.
11. Which one of the following excretory product is NOT excreted by the skin?
    1. Carbondioxide
    2. Urea
    3. Excess water
    4. Excess salt
12. Which one of the following sexual transmitted infections is caused by virus?
    1. Syphilis
    2. Gonorrhoea
    3. Chancroid
    4. Genital herpes
13. The following are adaptation of a certain plant.
    Needlike leaves.
    Thick waxy cuticle
    Sunken stomata
    Folded leaves
    The plant growing in the same environment is also LIKELY to have
    1. large flat leaves.
    2. deep root.
    3. air sacs
    4. flexible stems
14. Which of the following pairs of plants are non green and flowerless?
    1. Algae and bacteria
    2. Fern and liverworts . 
    3. Mushroom and mucor
    4. Pine and cedar
15. The diagram below shows an experiment on change of state on matter.
    
    Which process take place at the point marked M?
    1. Evaporation
    2. Boiling
    3. Condensation
    4. Freezing
16. Which one of the following is NOT as a result of bending of light?
    1. A coin in water appear raised.
    2. Formation of images on mirrors.
    3. Swimming pools appears raised.
    4. Formation of the rainbow.
17. The following are effects of drug abuse.Which one is an economic effect?
    1. Loss of income.
    2. Accident
    3. Poor health
    4. Marital conflicts
18. Birds that feed on flesh have
    1. short, straight, thick beak
    2. strong, curved beaks
    3. flat, serrated beaks
    4. long, slender beaks
19. Which one of the following is NOT a sign of ill health in livestock?
    1. Rough coat.
    2. Reduced yields.
    3. Stunted growth
    4. Lower yields.
20. In which of the following parts of digestive system is food NOT digested?
    1. Small intestine
    2. Stomach
    3. Mouth
    4. Large intestines
21. The set up below can be used to investigate the presence of a certain component of soil.
    
    Which two components soil can be investigated by the set up shown above
    1. Water and humus
    2. Mineral particles and organic matter.
    3. Water and living organism.
    4. Ilumus and air
22. The following are examples of straight fertilizer EXCEPT
    1. Munate of potash
    2. CAN
    3. Diammonium Phosphate
    4. Double supersphosphate
23. The body require enough mineral salts for
    1. energy
    2. good health
    3. growth and repair
    4. muscle development
24. The following animals lay unfertilized eggs and live partially in water EXCEPT
    1. salamander
    2. toads
    3. crocodile
    4. news
25. Which one of the following pairs of plants have the same root system?
    1. Onions and sisal
    2. Coconut and mango
    3. Grass and beans
    4. Cowpeas and sorghum
26. Which one of the following statement is NOT TRUE about all arteries?
    1. They carry blood rich in oxygen.
    2. They carry blood away from the heart.
    3. They have thick walls.
    4. Blood pressure in them is high.
27. Which two form of energy. DOES NOT require medium for transmission
    1. Electricity and light
    2. Heat and light
    3. Sound and light.
    4. Sound and heat
28. The diagram below represent the arrangement of the parts of a lever.
    
    The lever illustrated above is LIKELY to be
    1. spade
    2. wheelbarrow
    3. claw hammer
    4. crowbar
29. Which one of the following is NOT a way of reducing friction? Using 
    1. ball bearing
    2. rubber 
    3. lubricants
    4. roller
30. The diagram below shows a food chain
    Maize → rat → snake → vultures
    Which one of the following animal is in the same level with the vultures?
    1. Duck 
    2. Goat
    3. Hyena
    4. Lion
31. The following are properties of matter
    Have definite volume
    Have definite muss.
    Change state when heated
    Occupy space.
    Which substance given below bave the above characteristics?
    1. Milk and water vapour
    2. Salt and ice
    3. Oxygen and nitrogen
    4. Water and milk
32. Which one of the following immunizable diseases are immunized at 10 weeks and immediately after birth to young infants?
    1. Polio, Tetanus, Tuberculosis
    2. Whooping cough, Tetanus, Diptheria
    3. Tuberculosis, Measles, Polio
    4. Yellow fever, Polio, Fertusis
33. The chart below represent approximate percentage of the component of air.
    
    Which portion represent the gas that is NOT used by living things?
    1. S
    2. T
    3. P 
    4. R
34. Oil and grease are used in some simple tools to
    1. reduce opposing force
    2. make them more durable.
    3. increase friction.
    4. make them more attractive.
35. Which of the following feeds provide livestock with protein?
    1. Maize germ 
    2. Lucem 
    3. Cotton seed cake
    4. Mollasses
36. One of the following is NOT in the same group as a tick. Which one?
    1. Spider
    2. Scorpion
    3. Mite
    4. Crab
37. The diagram represents a set up that was used to demonstrate a certain property of matter
    
    The aspect of matter demonstrated is that
    1. liquid expand and contract.
    2. gases expand and contract.
    3. water exert pressure
    4. air occupies space.
38. Pre-test counselling is given
    1. after the result of the test are released.
    2. after the test is done.
    3. before one takes an HIV test.
    4. before results are released to the person who is tested.
39. Which one of the following foods will help boost the immune system of the body?
    1. Egg, milk, bacon
    2. Carrot, rice, cassava
    3. Onions, spinach, tomatoes 
    4. Peas, beans, greengrams
40. When tea leaves is put in a glass of cold water and heated at the bottom, the tea leaves are observed to rise and fall. This is because tea leaves
    1. are carried by hot water which come down on cooling.
    2. and water rise when heated and come down on cooling.
    3. becomes lighter than water when heated.
    4. rise when heated and come down on cooling
41. Which one of the following is a MAJOR non living component of environment?
    1. Animal
    2. Buildings
    3. Plant
    4. Soil
42. Which one of the following is NOT a use of water in factory?
    1. Making fountains.
    2. Surfing
    3. Mixing chemicals
    4. Cleaning equipments.
43. Which one of the following activities is water conserved by re-using?
    1. Using domestic water for washing toilets.
    2. Treating sewage water.
    3. Turning off taps after use.
    4. Harvesting rain water from roofs.
44. During pregnancy period, the placenta has all the following functions EXCEPT
    1. facilitates the exchange of foods from the mother to the foetus.
    2. allow the mother's blood to mix with foetus blood
    3. facilitates the exchange of gases between the mother.
    4. allows the passage of waste from the foetus to the mother.
45. During the investigation of soil water retention all the following materials need to be the same EXCEPT
    1. size of the funnel. 
    2. time allowed for the experiment.
    3. types of soil
    4. amount of water added.
46. A flower which has long feathery stigma and loosely held anthers is also LIKELY
    1. produce nectar.
    2. have sweet scent
    3. have brightly coloured petals.
    4. produce many pollen grains
47. A beam balance is used fo
    1. comparing mass of different objects.
    2. measuring volume of objects.
    3. comparing size of different objects.
    4. measuring height of objects.
48. Study the diagram below
    
    Which pair of blood vessels above carry blood that is bright red in colour? 
    1. W.X
    2. W.S
    3. ST D
    4. T.X
49. Carnassial teeth found in the carnivorous animals are modified
    1. canine and premnolars
    2. pre molars and molars
    3. canine
    4. incisors
50. The diagram below shows a method of separating mixture
    
    The method can be used to separate
    1. coarse and fine sand
    2. salt and iron filling
    3. sugar and water 
    4. maize and beans

MARKING SCHEME

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