Pre-Technical Studies Questions and Answers - Grade 7 Mid Term 2 Exams 2023 Set 1

QUESTIONS

SECTION A.
Answer all the questions in this section.
Write the correct answer in the box provided.

1. Which of the following hazards is in line with unattended burning candles?
   1. Slip and fall hazard.
   2. Drugs and chemical hazard.
   3. Fire hazard.
   4. Electrical hazard.
2. Which of the tools below can be used to make a hole on wood?
   1. Chisel
   2. Mattock
   3. Pliers
   4. Shovel
3. Some learners were picking litter around an electric fenced compound. Which of the following hazard labels were they likely to see on the fence
   
4. Which of the following can cause a scald?
   1. Wet and slippery floor.
   2. Open fires.
   3. Too much heat from the sun.
   4. Hot vapour.
5. A professional who supervises the safety of a swimmer in a swimming pool is called a
   1.  life guard. 
   2. crossing guard.
   3. safety engineer.
   4. pool inspector.

SECTION B.
Answer all the questions

6. How can slipping and sliding be prevented on a classroom floor?
   
   Study the flow chart below. Non-metals L.
   
   Give an example of Q and R respectively.
7. Q.
8. R
9. Name the material used in brick making.
10. A metal has the following uses:
    1. Used to make bullets.
    2. Used to manufacture solder.
    3. Used to make car batteries.
       Which metal has the above uses?
11. Some learners assembled an apparatus as shown below
    
    Which property of metals were they investigating?
12. What do we call a professional who creates iron or steel by forging metals using appropriate tools?
    
    Write three physical properties of metallic materials.
13. .......................................................
14. .......................................................
15. .......................................................

MARKING SCHEME

1. C
2. A
3. C
4. D
5. A
6. making the floor dry
7. wool
8. plastic
9. concrete
10. lead
11. conduction
12. blacksmith
13. ductility
14. lustrousness
15. fire-resistance