Pre technical Questions and Answers - Grade 7 Opener Exams Term 2 2023 Set 2

QUESTIONS

1. Grade 7 teacher invited a resource person to teach the learners about personal safety. The leamers were asked to mention some hazards to personal safety. Give five examples of hazards they were likely to mention (5mks)
   1. ................................................................
   2. ................................................................
   3. ................................................................
   4. ................................................................
   5. ................................................................
2. Mr. Makamu invited a veterinary doctor to treat his cows. Name two protective gear the veterinary doctor would wear for his safety. (2mks)
   1. ................................................................
   2. ................................................................
3. State three examples of careers that are related to safety at workplace (3mks)
   1. ................................................................
   2. ................................................................
   3. ................................................................
4. Prisca, a grade 7 learner, was asked to list examples of injuries that are likely to occur in the locality. Give four examples she was likely to list (4mks)
   1. ................................................................
   2. ................................................................
   3. ................................................................
   4. ................................................................
5. Grade 7 teacher listed the items below that are found in a First Aid kit. She asked the learners to state their uses. Give the answers they were likely to state. (6mks)
   1. Gloves
   2. Scissors
   3. Thermometer
   4. Tweezers
   5. Antiseptic solution
   6. Eyewash
6. Explain the procedure you would follow to provide First Aid to someone who has had burn. (5mks)
   1. ................................................................
   2. ................................................................
   3. ................................................................
   4. ................................................................
   5. ................................................................
7. Give five reasons why we need to observe safety in our day-to-day activities. (5mks)
   1. ................................................................
   2. ................................................................
   3. ................................................................
   4. ................................................................
   5. ................................................................
8. Grade 7 learners were discussing differences between metallic and non-metallic materials. Write the answers they discussed by filling in the table below. (8mks)
9. Name the materials used to make the items below (5mks)
   
   
10. Grade seven learners visited a Juakali workshop where metals are used to make different items. Identify 5 types of metals they were likely to observe (5mks)
    1. ................................................................
    2. ................................................................
    3. ................................................................
    4. ................................................................
    5. ................................................................
11. Explain two physical properties of ferrous metals (2mks)
    1. ................................................................
    2. ................................................................

Marking Scheme

1.                    
   1. Naked electric wires
   2. Working without protective gear 
   3. Rooms with wet slippery floors
   4. Sharp edged tools
   5. Poorly lit rooms
2.                
   1. Gloves
   2. Overcoat, gumboots
3.                
   1. Personal safety services e.g. fire officers, ambulance drivers
   2. Marketing safety products as technical sales personnel
   3. Production of personal safety items.
4.                
   1. Burns
   2. Cuts
   3. Scalds
   4. Fracture
5.                
   1. prevent contamination of wound
   2. for cutting bandages
   3. for measuring temperature or level of fever
   4. for removing things like splinters from the skin.
   5. prevents the cut or open wounds from infections
   6. to clear out foreign objects from the eyes.
6.                    
   1. Remove clothing near the burnt part of the skin
   2. Cool the burnt part with cool running water
   3. Keep the victim warm
   4. Cover the burnt part with cling film or clean plastic
   5. Give the victim painkiller to reduce the pain.
7.                
   1. Saves life
   2. Reduces or saves medical costs
   3. Gives one self-confidence
   4. Ensures incorne and financial well-being
   5. Protects one from pain
8.                      
   

   	Metallic materials	Non-metallic materials
   a	Have definite shape	Liquids and gases have indefinite shape
   b	Some rust	Do not rust
   c	More reflective	Less reflective except glass
   d	Not easy to break	Easy to break

9.                                              
   1. stone
   2. glass
   3. textile
   4. metal
   5. rubber
10.                
    1. Aluminium
    2. Copper
    3. Bronze
    4. Iron
    5. Steel
11.                  
    1. They are highly magnetic
    2. They conduct heat