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- Outline four areas that should be avoided when collecting a soil sample for testing.(Solved)
Outline four areas that should be avoided when collecting a soil sample for testing.
Date posted: September 13, 2019.
- Name two types of labour records that can be kept by a large scale plantation farmer.(Solved)
Name two types of labour records that can be kept by a large scale plantation farmer.
Date posted: September 13, 2019.
- Name any four physical methods of water treatment.(Solved)
Name any four physical methods of water treatment.
Date posted: September 13, 2019.
- Simplify without using mathematical tables or calculator.(Solved)
Simplify without using mathematical tables or calculator.
Date posted: September 13, 2019.
- Identify two examples of intensive farming systems practiced in crop production.(Solved)
Identify two examples of intensive farming systems practiced in crop production.
Date posted: September 13, 2019.
- Study the heating curve below and answer the questions that follow.(Solved)
Study the heating curve below and answer the questions that follow.
(i) Identify the process taking place between B and C
(ii) Is the process you have named above endothermic or exothermic? Explain
Date posted: September 13, 2019.
- Name any three crops that can be propagated by use of suckers.(Solved)
Name any three crops that can be propagated by use of suckers.
Date posted: September 13, 2019.
- Mrs. Ondiek invested Ksh. 63560 in a bank where the interest was compounded quarterly at the rate of 12% per month. (Solved)
Mrs. Ondiek invested Ksh. 63560 in a bank where the interest was compounded quarterly at the rate of 12% per month. Determine the amount of money she had after 2 ½ years.
Date posted: September 13, 2019.
- Identify two ways in which agriculture support agro based industries.(Solved)
Identify two ways in which agriculture support agro based industries.
Date posted: September 13, 2019.
- Expand up to a term in x3
(Solved)
a) Expand up to a term in x3
b) Use the expansion in(a)above to find the value of (0.9)8
Date posted: September 13, 2019.
- Substance A reacted with both an acid and a base as shown below.(Solved)
Substance A reacted with both an acid and a base as shown below.
(i) State the nature of A
(ii) Name any two oxides of A
Date posted: September 13, 2019.
- Determine the semi-interquartile range for the given set of data.
40,20,30,42,10,18,26,32(Solved)
Determine the semi-interquartile range for the given set of data.
40,20,30,42,10,18,26,32
Date posted: September 13, 2019.
- Calculate the relative error in 7.9 ÷ 4.3(Solved)
Calculate the relative error in 7.9 ÷ 4.3
Date posted: September 13, 2019.
- In the diagram below, CD is a tangent to the circle at point D. If BC=7cm and CD=9cm(Solved)
In the diagram below, CD is a tangent to the circle at point D. If BC=7cm and CD=9cm, calculate the length of the chord AB.
Date posted: September 13, 2019.
- List four main reasons that make fish farming popular.(Solved)
List four main reasons that make fish farming popular.
Date posted: September 13, 2019.
- Give the IUPAC name of the following compound.(Solved)
Give the IUPAC name of the following compound.
(a)
(b) Describe a chemical test that can be used to distinguish between compound (i) and (iii)
Date posted: September 13, 2019.
- Solve the equation 3Sin x=2Cos2x(Solved)
Solve the equation 3Sin x=2Cos2x where
Date posted: September 13, 2019.
- State and explain the use of four equipment a honey harvester would require to have when harvesting honey.(Solved)
State and explain the use of four equipment a honey harvester would require to have when harvesting honey.
Date posted: September 13, 2019.
- Solve for x in the equation below
logx 4+ log4 x= 2 (Solved)
Solve for x in the equation below
logx 4+ log4 x= 2
Date posted: September 13, 2019.
- Briefly state and explain five equipment a farmer will need when milking and state their uses.(Solved)
Briefly state and explain five equipment a farmer will need when milking and state their uses.
Date posted: September 13, 2019.
- Study the diagram below and answer the questions that follow.(Solved)
Study the diagram below and answer the questions that follow.
a) Identify the livestock equipment marked E above.
b) State two reasons that make branding be discouraged as a method of livestock identification.
Date posted: September 13, 2019.
- A 2.0g of limestone was allowed to react with 200cm3 of 0.2MHCl acid. The excess acid required 49.6cm3 of 0.1M NaOH solution. Calculate the percentage...(Solved)
A 2.0g of limestone was allowed to react with 200cm3 of 0.2MHCl acid. The excess acid required 49.6cm3 of 0.1M NaOH solution. Calculate the percentage of calcium carbonate in the limestone. (Ca = 40, C = 12, O = 16)
Date posted: September 13, 2019.
- In the figure below, the tangents DC and BC meet at point C, angle BCD=500 while angle ABE=700(Solved)
In the figure below, the tangents DC and BC meet at point C, angle BCD=500 while angle ABE=700
Calculate the sizes of angles
i) angle CBD
ii) angle CDE
Date posted: September 13, 2019.
- The diagram below shows livestock parasites. Study the diagrams and answer the questions that follow.(Solved)
The diagram below shows livestock parasites. Study the diagrams and answer the questions that follow.
a) Identify the parasites X and Y above.
b) State two effects that are caused by the parasite labeled X on the animal’s body.
c) Name one disease transmitted by parasite labeled X above.
d) State three measures taken to control the parasite labeled Y above.
Date posted: September 13, 2019.
- Make d the subject in the given formula.(Solved)
Make d the subject in the given formula.
Date posted: September 13, 2019.
- The diagram below shows a tractor drawn implement. Study it and answer the questions that follow.(Solved)
The diagram below shows a tractor drawn implement. Study it and answer the questions that follow.
a) Name the parts A, B, C and D.
b) State two advantages of using the above implement over mould- board plough.
c) State the function of the parts labeled.
i) A
ii) D
Date posted: September 13, 2019.
- The table below represents elements P, Q, R and S. Study it answer the questions that follow. (The letters are not the actual symbols of...(Solved)
The table below represents elements P, Q, R and S. Study it answer the questions that follow. (The letters are not the actual symbols of the elements.
(a) Explain why the atomic radius of element P is greater than that of element R.
(b) Explain why the atomic radius of element R is less than its ionic radius.
(c) Using dots and crosses (X) show bonding in the compound formed between elements Q and R.
Date posted: September 13, 2019.
- Pipes S and T can fill a tank in 2 hours and 3 hours respectively.(Solved)
Pipes S and T can fill a tank in 2 hours and 3 hours respectively. Pipe U can empty the full tank in 4 hours. How long will it take to fill the tank with all the pipes running?
Date posted: September 13, 2019.
- State four disadvantages of animal drawn implements over tractor drawn implements.(Solved)
State four disadvantages of animal drawn implements over tractor drawn implements.
Date posted: September 13, 2019.
- Use logarithms to evaluate the value of(Solved)
Use logarithms to evaluate the value of
Date posted: September 13, 2019.