THE UNITED REPUBLIC OF TANZANIA PRESINDENTS’S OFFICE

FORM FOUR DISTRIC MOCK EXAMINATION -2021

033/3A BIOLOGY 2A

PRACTICAL

A CHECK LIST OF SPECIMENS, CHIMICALS AND APPARATUSES

  1. IMPORTANT

    Head of school, make sure that all specimens, chemicals and apparatuses indicated in this checklist are available in the school laboratory. Some of them will be used for District Mock Examination form 4 2021 Biology practical. The 3 Hours advance Instructions will be provided.

  2. Specimens, chemicals and apparatuses

    In addition to normal fitting of a biology laboratory each candidate will require some of the listed specimens, chemicals and apparatuses as well be prescribed in the 3 Hours advance instructions.

    1. SPECIMENS
      1. Onion bulb
      2. Tomato fruits
      3. Castor seeds
      4. Monocot leaf
      5. Spider
      6. Dicot leaf
      7. Earth worm
      8. Grasshopper
      9. Millipede
      10. Centipede
      11. Moss plant
      12. Orange fruits
      13. Hibiscus flower
    2. CHEMICALS.
      1. Iodine solution
      2. Benedict’s solution
      3. Dilute hydrochloric acid
      4. Sodium hydroxide solution
      5. Sudan iii solution
      6. Copper ii sulphate solution%
      7. Ethanol
      8. Glucose powder
      9. Potassium permanganate crystals
      10. Sucrose powder


2.3.APPARATUSES

  1. Test tubes
  2. Test tubes rack
  3. Test tubes holder
  4. Test tubes brush
  5. Source of heat(Bunsen burner)
  6. Sieve
  7. Beaker
  8. Knife
  9. Mortal and pestle
    1. OTHER REQUIREMENTS
      1. Distilled/rain water
      2. Cotton wool
      3. Stickers

      d) Dry filter paper

 

 

 

 

 

 

 

 

 


 

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