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What effect do excessive exposures of radiation have on metals?
Date posted:
November 6, 2019
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The inventory for Kipsinende farm as at 01.06.2011.
Required: Prepare a balance sheet for the farm.
Date posted:
November 6, 2019
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The graph below shows the radioactive decay of a certain nuclide. Determine the half-life of the nuclide
Date posted:
November 6, 2019
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Name two types of inventory records in the farm.
Date posted:
November 6, 2019
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Uranium -238 disintegrates by emitting an alpha particle to form substance Y.
Nuclide Y emits a beta particle to form substance Z. Write down nuclear equations to show how
substance Y and Z are formed (U=At No. 92)
Date posted:
November 6, 2019
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The diagrams below illustrate some soil structures. Study them and answer the questions that follow.
(a) Identify the soil structures F and G.
(b) Name the part labeled X and Y in diagram F.
(c) State two ways through which structure G influence crop production.
Date posted:
November 6, 2019
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Below is a diagram of a Common East African Weed.
(i) Identify the weed illustrated above.
(ii) Give one harmful effect of the weed illustrated above to livestock.
(iii) State two methods of controlling the weed illustrated above
Date posted:
November 6, 2019
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Complete the nuclear equation below:-
Date posted:
November 6, 2019
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The experiment below was set to compare the porosity and water holding capacity of three different types of soils
(i) Identify the soils in each of the following funnels labeled.
X:
Y:
Z:
(ii) Which of the types of soil can be said to have the highest porosity rate?
(iii) Give reasons for your answers in (ii) above.
(iv) Which type of soil would be suitable for planting paddy rice?
(v) Explain your answer in (iv) above.
Date posted:
November 6, 2019
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State four ways by which a farmer can make efficient use of a pasture crop.
Date posted:
November 6, 2019
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Complete the following equation by determining the values of U and V.
Date posted:
November 6, 2019
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State four routine practices of care and management of trees.
Date posted:
November 6, 2019
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List four factors that will lower demand of a commodity.
Date posted:
November 6, 2019
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State four ecological requirements of tomatoes.
Date posted:
November 6, 2019
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Name three diseases that attack cabbage.
Date posted:
November 6, 2019
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List five management practices carried out on a kale nursery two weeks after its establishment.
Date posted:
November 6, 2019
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List any four pieces of information which should be shown on Health record.
Date posted:
November 6, 2019
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In the figure below, P, Q, R and S are points on the circumference of the circle centre O. TP and TR are tangents to the circle at P and R respectively. POQ is a diameter of the circle and angle PQR = 64°
Giving reasons in each case, find the size of
a)
Date posted:
November 6, 2019
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Explain three precautions to take when caring for the sick to avoid spread of infection.
Date posted:
November 6, 2019
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State four pieces of information a consumer may obtain from a product label.
Date posted:
November 6, 2019
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The formula given below represents a portion of a polymer
(a) Give the name of the polymer
(b) Draw the structure of the monomer used to manufacture the polymer
Date posted:
November 6, 2019
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State and explain how you would improvise any three kitchen equipment.
Date posted:
November 6, 2019
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Describe the procedure for attaching a waist band on a skirt.
Date posted:
November 6, 2019
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Explain two effects of late weaning.
Date posted:
November 6, 2019
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State and explain four types of play and for each give one example of a suitable toy.
Date posted:
November 6, 2019
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State two functions of sebaceous glands in the skin.
Date posted:
November 6, 2019
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Name three types of tucks.
Date posted:
November 6, 2019
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Name two reflex actions during breastfeeding.
Date posted:
November 6, 2019
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Give two advantages of a pressure cooker over a sufuria.
Date posted:
November 6, 2019
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are two types of cleansing agents;
i) Name the class of cleansing agents to which each belongs
ii) Which one of these agents in (i) above would be more suitable when washing with water from the Indian ocean. Explain
Date posted:
November 6, 2019