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BIOLOGY PAPER 3 (CONFIDENTIAL) - 2019 KCSE STAREHE MOCK EXAMS (QUESTIONS AND ANSWERS)

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CONFIDENTIAL
Great care must be taken to ensure that the information herein doesn’t reach the candidates.

Each candidate will require the following;

  • 3 test tubes
  • Test tube rack
  • Test tube holder
  • Means of labelling
  • 50ml beaker
  • 3 droppers
  • Means of heating
  • Benedicts solution
  • Iodine solution
  • 10 cm3 of solution J
  • 2 cm3 of 0.01% Dichlorophenol Indophenol (DCPIP)

SOLUTION J
A mixture of;

  • Maize flour
  • Ascorbic acid

Mix the two into 1:1 ratio and then add enough water to make a solution.

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Read 1556 times Last modified on Wednesday, 03 June 2020 18:17

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