KCPE SAMPLE QUESTIONS
1Explain how air thermometer works with an aid of a diagram.(5mrks)
2.Explain various measurements in a rain gauge.(6marks)
3.During inhalation air pressure decreases while during exhalation air pressure increases.
Explain why?(3marks)
4.Red blood cells lack nucleus. Why?(2marks)
5.Explain the ratio of WBC : RBC.(4marks)
6. Pressure in liquids increases with depth. Why?(2marks)
7.Kidney is a blood purifying organ .Explain (3marks)
8.Arteries do n0t have valves. Why?(2marks)
9.Slashing is not the best method of controlling oxalis in farm.why?(2mrks)
10.What is the function of nucleus in red blood cells and in sperm cell(4marks)
11. Explain the meaning of these terms;
a)photosynthesis b)Transpiration c)Puberty d)Bronchioles e)Fertilisation
f)ovulation g)pulse h)Scurvy i)Dysentery j)Quarantine
k)Refraction l)Xerophytes m)Rock jaw n)Elisa test o)Conifers
12.explain all effects of HIV and AIDS to;(15marks)
a)Individual b)family c)Nation
13)Explain the functions of placenta during pregnancy(4marks)
14)Explain 6 nutritional needs of an expectant mother(6 marks)
15)Discuss 4 nutritional requirements for a lactating mother.(4marks)
16)Discuss 4 nutritional needs of people infected with HIV and AIDS(4marks)
17)what is food poisoning ?(1mark)
18.Discuss 8 ways of preventing food poisoning(8marks)
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