KCSE 2019 Biology Paper 2

2019 Biology Paper 2 Answer all the questions in the spaces provided. 1. In an experiment to investigate the effect of Sodium chloride on the growth rate in a spinach seedling. seeds were treated with different concentrations of sodium chloride. Read More …

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CYBER SECURITY AND ETHICS AUGUST 2022 PAST PAPER

WEDNESDAY: 3 August 2022. Morning paper. Time Allowed: 2 hours. Answer ALL questions. Each question is allocated two (2) marks. 1. Which of the following digital attacks can be perpetrated against an enemy state, causing comparable harm and/or disrupting vital Read More …

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KCSE 2019 Biology Paper 1 (231/1)

1. Name the characteristic of living organisms illustrated by each of the activities described below: (a) Dressing heavily (1 mark)   Irritability/sensitivity/Response to a stimulus/stimuli(b) Bursting of the sporangium in the Rhizopus sp (1 mark)   Reproduction2. (a) Besides venation, Read More …

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GRAPHIC DESIGN 2 AUGUST 2022 PAST PAPER

THURSDAY: 4 August 2022. Morning paper. Time Allowed: 2 hours. This paper has two sections. SECTION I has twenty (20) multiple choice questions. SECTION II has three practical questions of sixty (60) marks. All questions are compulsory. Marks allocated to Read More …

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KCSE 2020 Biology Paper 3 (231/3)

K.C.S.E Biology Paper 3 Answers   Test tube contents Amount of effeverscence observed Explanation 1.(a) HCL + macerated specimen N + H₂O No/little effervescence/foam / frothing/bubbling; Although there was adequate surface area exposed (by macerating the potato) for enzymatic action, Read More …

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