Science & Technology and Agriculture Activities Questions And Answers - CBC Grade 4 End of Term 2 Exam SET 2 2021

SCIENCE & TECHNOLOGY AND AGRICULTURE
GRADE 4
END OF TERM 2 

1. The two kinds of things in the environment are
   1. ________________________
   2. ________________________ 
2. The things in the environment that breathe, grow and reproduce are called ______________
3. Stones, soil and pens are examples of ______________ in the environmental.
4. The living things in the environment that make their own food in the leaves are called ______________
5. Plants make their own food through a process called ______________
6. A flower in a plant is used for ______________(reproduction, growth)
7. Look at the diagram below
   
   The water droplets shows the plant removes excess water in a process called ______________
   (photosynthesis, transpiration)
8. The animals kept at home are  called ______________
9. The process of taking in and out air in the body by animals is called ______________
10. Animals that feed on plants and meat are called ______________
11. The doctor who treats sick animals is called ______________
12. The animals without backbone are known as ______________
13. Snails, earthworms and butterflies are examples of ______________
14. The breaking down of food into small particles that are absorbed by the body is called ______________
15. The tube from mouth to the anus through which the food passes through is called ______________
16. Study the diagram below
    
    Name the parts marked
    M ______________
    P ______________
    N ______________
17. The digestive juice produced by the liver is called ______________
18. In which part of digestive system is food absorbed to the blood stream?______________
19. A human being has a total of ______________ incisors.
20. The tooth drawn below is called
    
    ____________________________
21. Ash is sprinkled on pit latrine to reduce
    (bad smell, cleanliness, fresh air)
22. Dust mask is used for
23. Washing clothes and cars directly in rivers can cause the pollution of
24. Water for use in our homes can be stored in
25. Waterborne diseases are caused by drinking
26. Study the home made water filter below.
    
    The home made filter above is used for
27. What are digital devices?
28. Name two digital devices used at school 
    1. ____________________________
    2. ____________________________
29.  What is the meaning of C.PU in a computer?
30. Match the following parts with their correct function.
    

    Part	Function
    C.D Scanner CPU Headphones Mouse	-Work on information that is put in a computer. -position a cursor on computer screen and help inselecting items -Used for listening to music and sound from computer. -used for storing information from a computer -Take information from books, posters and others sources and store them in a computer.

AGRICULTURE

1. The soil with the largest particles is known as
2. Which soil drains alot of water?
3. The best soil for growing crops is
4. Name the material you need to make compost manure
   1.    
   2.    
   3.    
   4.    
   5.      
5. State three uses of water in the farm.
   1.     
   2.    
   3.    
6. Name the type of irrigation drawn below.
   
7. Which animal damage the crops by eating the roots?
8. A scarecrow is used for
9. We use mulches on a seedbed in order to conserve
10. Study the set-up below
    
    Name
    Soil A _______________
    Soil B _______________
    Soil C _______________

MARKING SCHEME

1.      
   1. Living things
   2. Non-Living things
2.  lliving things
3.  non-living
4. plants
5. photosynthesis
6. reproduction
7. transpiration
8. domstic animals/ 
9. breathing
10. omnivores
11. veterinarian
12. invertebrates
13. insects
14. digestion
15. food cabnal/ alimentary canal
16. M- liver
    N- small intestines
    P- stomach
17. bile
18. small intestine
19.  8
20. molars
21. bad smell
22. preventing dust from entering the nose
23. water
24. tanks
25. dirty water
26. removing dirt from water
27. electronic devices used for communication/ sending, receiving and processing information
28. computers, tablets
29. central processing unit
30.    
    

AGRICULTURE

1. sand
2. sand
3. loam
4.    
   1. Kitechen waste
   2. Animal manure
   3. stones and stalks
   4. Dried leaves
   5. Sawdust/ Woodash
5.    
   1. Watering plants
   2. for animals to drink
   3. For cleaning
6. drip irrigation
7. pests - root weevils/root aphids
8. Scaring away birds and animals from crops
9. water
10. Soil A- clay
    Soil B -  sand
    Soil C- loam