a)
C-Differential
D-Gearbox
E-Crankshaft
b)
C
-It allows changes in the direction of the drive to right angles so that power is transmitted to the rear wheels.
-It enables the rear wheels to travel faster or slower than the other when negotiating a corner ie the tractor turns without the wheels skidding.
D
-Provides different forward speeds ie allows the driver to select any forward or reverse gear.
-Allows change in speed ratio by altering the gears.
-Allows the driver to stop the tractor without suddenly stopping the engine or without keeping his foot pressed on the clutch.
E
- It provides power to the belt pulley and the wheels.
-Transmits power from the connecting rod to the flywheel.
marto answered the question on September 25, 2019 at 06:16
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The diagrams below illustrate ectoparasites . Study them and answer the questions that follow.
(Solved)
The diagrams below illustrate ectoparasites. Study them and answer the questions that follow.
a) Identify the parasites labelled A and B.
b) Name the livestock affected by the parasite labelled A.
c) State two harmful effects of parasites A and B in livestock production.
Date posted:
September 25, 2019
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Answers (1)
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Give three reasons for steaming up an in-calf heifer.
(Solved)
Give three reasons for steaming up an in-calf heifer.
Date posted:
September 25, 2019
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Answers (1)
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Name four diseases in poultry that are controlled by vaccination.
(Solved)
Name four diseases in poultry that are controlled by vaccination.
Date posted:
September 25, 2019
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Answers (1)
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Give two reasons why sows may eat piglets immediately after farrowing.
(Solved)
Give two reasons why sows may eat piglets immediately after farrowing.
Date posted:
September 25, 2019
.
Answers (1)
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State four advantages of embryo transplant when breeding livestock.
(Solved)
State four advantages of embryo transplant when breeding livestock.
Date posted:
September 25, 2019
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Answers (1)
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Name the two different types of rabbit houses.
(Solved)
Name the two different types of rabbit houses.
Date posted:
September 25, 2019
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Answers (1)
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The following information was extracted from Mr. Njengas farm records on 31/12/2018. Use the information to answer the questions that follow.
(Solved)
The following information was extracted from Mr. Njengas farm records on 31/12/2018. Use the information to answer the questions that follow.
(a) Prepare a balance sheet of Mr. Njengas farm.
(b) Was Mr. Njengas business solvent or insolvent?
Date posted:
September 25, 2019
.
Answers (1)
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The diagrams below illustrate a pineapple plant. Study it carefully and answer the questions that follow.
(Solved)
The diagrams below illustrate a pineapple plant. Study it carefully and answer the questions that follow.
(a) Name the parts of propagating pineapple labeled C,D and E.
(b) (i)Which of the vegetative material is more suitable for propagation?
(ii) Give a reason for your answer above.
(c) State three advantages of vegetative propagation
Date posted:
September 25, 2019
.
Answers (1)
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The diagrams below shows two weeds labeled A and B. Study them and answer questions that follow.
(Solved)
The diagrams below shows two weeds labeled A and B. Study them and answer questions that follow.
(a) Identify the weeds labeled A and B.
(b) Give one reason why the weed labeled A is referred to as a parasitic weed
(c) Name two crops that the weed illustrated A above commonly attack
(d) Give one reason why it is very difficult to control weed labeled B.
(e) State one cultural method of controlling weed labeled A.
Date posted:
September 25, 2019
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Answers (1)
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Name three insect pests of cabbages.
(Solved)
Name three insect pests of cabbages.
Date posted:
September 25, 2019
.
Answers (1)
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a)what is opportunity cost as used in agricultural economics?
b)State two conditions under which opportunity cost is said to be Zero
(Solved)
a)what is opportunity cost as used in agricultural economics?
b)State two conditions under which opportunity cost is said to be Zero
Date posted:
September 25, 2019
.
Answers (1)
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Differentiate between pastoralism and nomadic pastoralism.
(Solved)
Differentiate between pastoralism and nomadic pastoralism.
Date posted:
September 25, 2019
.
Answers (1)
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State the factors considered when culling in dairy goats.
(Solved)
State the factors considered when culling in dairy goats.
Date posted:
September 13, 2019
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Answers (1)
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Describe how a newly constructed pond is prepared and stocked with fingerlings.
(Solved)
Describe how a newly constructed pond is prepared and stocked with fingerlings.
Date posted:
September 13, 2019
.
Answers (1)
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The following illustrations show the behavior of chicks at different temperatures in a brooder.
(Solved)
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
.
Answers (1)
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Study the diagram below that shows the power transmission system in a tractor engine.
(Solved)
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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Answers (1)
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The diagram below illustrates a livestock deficiency disease. Study the diagram and answer the questions that follow:-
(Solved)
The diagram below illustrates a livestock deficiency disease. Study the diagram and answer the questions that follow:-
(a) Identify the disease
(b) Identify the deficient nutrient.
(c) Name two diseases that attack poultry
d) State one role of the nutrient named in (b) above.
Date posted:
September 13, 2019
.
Answers (1)
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Outline four signs of calving in cattle.
(Solved)
Outline four signs of calving in cattle.
Date posted:
September 13, 2019
.
Answers (1)
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Describe harvesting of pyrethrum under the following subheading
i) Method and procedure
ii) Precautions
(Solved)
Describe harvesting of pyrethrum under the following subheading
i) Method and procedure
ii) Precautions
Date posted:
September 13, 2019
.
Answers (1)
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a)
A farmer has 30 hectares of arable land,20 hectares of which is planted with maize and 10 hectares with grass hay. He wishes to...
(Solved)
a)
A farmer has 30 hectares of arable land,20 hectares of which is planted with maize and 10 hectares with grass hay. He wishes to replace 10 hectares of maize with Irish potatoes next year. The fertilizer rate will have to be increased from 2 bags per hectare for maize to 4 bags per hectare for potatoes. As a result of the change extra 40 men days of casual labour per hectare will be necessary at the rate of Kshs.100 per man a day. The average yield per hectare of maize is 35 bags and for potatoes 120bags.The price paid is Kshs.1, 000 per bag of maize and Kshs.600 per bag of potatoes. Maize seeds cost Kshs.750 per hectare and potatoes cost Kshs.800 per hectare. Fertilizer costs are Kshs. 650 per hectare.
i) Draw up a partial budget and advice the farmer accordingly.
ii) Name the other type of budget that can be prepared by a farm manager.
b) Discuss the various problems associated with land fragmentation.
c) Explain four environmental factors that affect the effectiveness of herbicides.
Date posted:
September 13, 2019
.
Answers (1)