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Give five rules for darning.
Date posted:
September 13, 2019
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The diagram below shows a transverse section of a spinal cord.
Name the parts labelled A – D.
Date posted:
September 13, 2019
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Name five fabrics which cannot be disinfected by boiling.
Date posted:
September 13, 2019
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Study the diagram below and answer the questions that follow:
(a) Identify the above apparatus.
(b) State the function of the above apparatus.
(c) Name an apparatus that can be used for catching insects on barks of trees or rock surfaces.
(d) Name the branch of Biology that deals with the study of birds.
Date posted:
September 13, 2019
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A given sample of ink is a mixture of red dye, blue dye and orange dye. The blue dye is least absorbed than the rest and the red dye is most sticky.
(a) Complete the paper chromatogram below showing their separation.
(b) The above dyes are soluble in water. Describe how a pure sample of blue dye can be obtained.
(c) Name the solvent used in paper chromatography.
Date posted:
September 13, 2019
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Give two reasons why fullness is managed in garment during construction.
Date posted:
September 13, 2019
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Give four factors determining the cleaning efficiency of a detergent.
Date posted:
September 13, 2019
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The set up below was used to prepare a hydrocarbon.
(a) Name solid X
(b) Give a reason why sand is placed at the bottom of the flask.
(c) Write a balanced equation for the reaction taking place in the flask.
Date posted:
September 13, 2019
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State three disadvantages of hoarding of goods.
Date posted:
September 13, 2019
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List two reasons why sleeves are used in a garment.
Date posted:
September 13, 2019
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Give two reasons for using inter facings in garment construction.
Date posted:
September 13, 2019
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List two preparations to make on a fabric before laying out patterns.
Date posted:
September 13, 2019
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Give two qualities of a well-made stitch.
Date posted:
September 13, 2019
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A small scale farmer wishes to buy some sheep and goats for rearing. A sheep costs sh.400 and a goat costs sh.300. The farmer has enough space for only 20 animals and may spend at most sh.6800. The number of goats should not exceed twice the number of sheep.
a) By letting x and y to represent the number of sheep and goats he can buy respectively, write down all inequalities from the above information.
b) Represent the inequalities on the grid provided.
c) From your graph; find the maximum number of animals he can buy at the lowest cost.
Date posted:
September 13, 2019
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The probability that it will rain on a certain morning is 1/3. If it rains, the probability that Sagero misses the bus is 3/4. If it does not rain, the probability that he catches the bus is 5/6.
a) Represent the above information in a tree diagram.
b) Calculate the probability that on a given morning
i) it rains and he catches the bus.
ii) it rains and he misses the bus.
iii) he misses the bus.
iv) it does not rain and he misses the bus.
Date posted:
September 13, 2019
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The diagram below indicates an organism that grows under shaded places with damp conditions. Study it and answer the questions that follow.
a) Name the division to which the specimen belongs.
b) Name the parts labeled Q, R and S.
c) State the functions of the parts labeled Q and S
d) Name the two body forms of the organism in its alteration of generations.
Date posted:
September 13, 2019
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The sketch of the graph below shows a reaction between magnesium ribbon and dilute hydrochloric acid.
(a) On the graph indicate the curve for 0.05M HCl
(b) Other than change in concentration, name two other factors that can affect the rate of reaction above.
Date posted:
September 13, 2019
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A particle P moves in a straight line so that its velocity Vm/s at time t seconds where t> or equal to 0 is given by V=28+t-2t2
Find;
a) The time when P is instantaneously at rest.
b) The speed of P at the instant when the acceleration of P is zero
c) Given that P passes through point O of the line when t=0
i) Find the distance of P from O when P is instantaneously at rest
ii) Find the distance covered by the particle during the 3rd second
Date posted:
September 13, 2019
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The figure below shows blood of a person that was obtained after a test.
a) What condition is the person suffering from?
b) Why would such a person survive better in malaria prone areas than a normal person?
c) What is the disadvantage of acquiring such a condition?
Date posted:
September 13, 2019
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Name two kingdoms whose members reproduce by means of spores.
Date posted:
September 13, 2019
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Study the flow chart below carefully.
(a) Identify the cat-ion in the colourless solution N.
(b) Write ionic equations for the reactions in Step I.
Date posted:
September 13, 2019
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The graph below represents growth of bacteria when cultured in a suitable media.
a) Name phases labeled A and C.
b) Account for the growth of the organism in phase (a)
Date posted:
September 13, 2019
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The diagram below shows a structure in flowering plants.State the function of each of the following parts labeled A and B after double fertilization.
Date posted:
September 13, 2019
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The wings of a bird and those of a housefly adapt the two organisms to a boreal habitat.
i) Give the evolutionary process that may have given rise to these structures.
ii) What name is given to such structures?
Date posted:
September 13, 2019
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Describe how a newly constructed pond is prepared and stocked with fingerlings.
Date posted:
September 13, 2019
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Study the energy level diagram below and use it to answer the questions that follow.
(a) Identify the heat change 
(b) Given that the heat change for 
Calculate the heat change for the reaction 
Date posted:
September 13, 2019
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The following illustrations show the behavior of chicks at different temperatures in a brooder.
(a) Explain the temperature conditions in each of the four diagrams A, B, C and D.
(b) State any other requirement of a good brooder.
Date posted:
September 13, 2019
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In the figure below, E is the midpoint of BC,AD:DC=3:2 and AE intersect with BD at F.
a) Given that AB=b and AC=c, express in terms of b and c
(i)AE
(ii)BD
b) If BF= t BD and AF= sAE , where t and s are scalars, find the values of t and s.
c) What is the ratio in which F divides AE
Date posted:
September 13, 2019
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Study the diagram below that shows the power transmission system in a tractor engine.
(i) Label the parts 1 – 4 .
(ii) What technical term is used to refer to attaching an implement to a tractor.
Date posted:
September 13, 2019
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The table below shows income tax rates.
Agnes earns a monthly salary of Ksh. 20,000 per month, Her house allowance is Ksh. 15000P.M. She is entitled to a personal relief of Ksh. 1260P.M. Her deductions are NHIF sh.960, cooperative loan sh. 3500 and service charge of Ksh.400 per month.
Calculate
a) the taxable income.
b) the tax charged on Agnes earning.
c) the tax paid.
d) the net salary.
Date posted:
September 13, 2019