Match the functions of surveying instruments in List A with the names of the instruments in List B by writing the letter of the correct response beside the item number in the answer booklet provided.
List A
(i) An instrument used to mark temporary stations when surveying.
(ii) An instrument used to align survey lines on the ground.
(iii) An instrument used to indicate a vertical position of a point.
(iv) An instrument used together with level to measure the vertical distances above the reference place.
(v) An instrument used to uphold levels.
List B
A. Plumb bob
B. Odometer
C. Arrow
D. Tripod level
E. Ranging pole
F. Abney level
G. Leveling staff
(i)
An instrument used to mark temporary stations when surveying.
1 alama
(ii)
An instrument used to align survey lines on the ground.
1 alama
(iii)
An instrument used to indicate a vertical position of a point.
1 alama
(iv)
An instrument used together with level to measure the vertical distances above the reference place.
1 alama
(v)
An instrument used to uphold levels.
1 alama
Boresha ili kuona majibu ya mfano.
Sehemu B
3.10 alamas
When planning land to be used for various activities, land survey cannot be excluded.
(a)
State five objectives of land survey.
5 alama
(a)
State five objectives of land survey.
5 alama
(b)
Briefly explain the function of any five instruments used in chaining/taping.
5 alama
(b)
Briefly explain the function of any five instruments used in chaining/taping.
5 alama
Boresha ili kuona majibu ya mfano.
4.10 alamas
Briefly explain the behavior which will be shown by the chicks in the brooder house under the following temperature conditions:
(a)
Briefly explain the behavior which will be shown by the chicks in the brooder house under the following temperature conditions:
(i) Too hot
(ii) Too cold
(iii) Air droughts
(iv) Right temperature
4 alama
(a)
Briefly explain the behavior which will be shown by the chicks in the brooder house under the following temperature conditions:
(i) Too hot
(ii) Too cold
(iii) Air droughts
(iv) Right temperature
4 alama
(b)
Why is it advantageous to keep poultry using free range system? Give six points.
6 alama
(b)
Why is it advantageous to keep poultry using free range system? Give six points.
6 alama
Boresha ili kuona majibu ya mfano.
5.10 alamas
(a)
Describe five ways on how agricultural wastes and human activities contribute to water pollution.
5 alama
(a)
Describe five ways on how agricultural wastes and human activities contribute to water pollution.
5 alama
(b)
What measures should be taken to overcome the problem described in (5) (a).
5 alama
(b)
What measures should be taken to overcome the problem described in (5) (a).
5 alama
Boresha ili kuona majibu ya mfano.
6.10 alamas
(a(i))
No one country is self-sufficient in producing all that it needs. Justify this statement.
1 alama
(a)
(i) No one country is self-sufficient in producing all that it needs. Justify this statement.
(ii) Why is trade across borders of a country important? Give three reasons.
4 alama
(b)
Propose four measures that a country can take to correct deficit in the balance of payment.
6 alama
(a(ii))
Why is trade across borders of a country important? Give three reasons.
3 alama
(b)
Propose four measures that a country can take to correct deficit in the balance of payment.
6 alama
Boresha ili kuona majibu ya mfano.
7.10 alamas
(a)
Account for any three agents of erosion.
3 alama
(a)
Account for any three agents of erosion.
3 alama
(b)
Briefly explain seven types of terraces that can be constructed on sloping areas for erosion control.
7 alama
(b)
Construction of terraces is among of the physical/structural control of soil erosion in sloping areas. Briefly explain seven types of terraces that can be constructed on sloping areas for erosion control.
7 alama
Boresha ili kuona majibu ya mfano.
8.10 alamas
A moist soil sample weighed 100 g. After oven dry the weight dropped to 90 g. Suppose the total volume of the soil sample is 80 cm$^3$ and the volume of pore space is 40 cm$^3$, calculate:
(a)
the bulk density of the soil.
0 alama
(a)
the bulk density of the soil.
1 alama
(b)
the particle density of the soil.
0 alama
(b)
the particle density of the soil.
1 alama
(c)
the porosity of the soil.
1 alama
(c)
the porosity of the soil.
0 alama
Boresha ili kuona majibu ya mfano.
9.10 alamas
A farmer grew irish potato on his farm. Few weeks later a farmer noticed that the plants were not performing well, hence invited an extension officer for advice. During the visit an extension officer observed the following symptoms:
● Wilting of the vegetative parts;
● Tuber of the infected plants producing white juice when cut and squeezed.
(a(i))
What disease could be affecting the crop?
1 alama
(a(ii))
How the disease spreads in the field?
1 alama
((a)(i)
How the disease spreads in the field?
1 alama
(b)
Educate farmers on the possible ways of controlling the disease identified in (a) (i). Give four points.
8 alama
(b)
Educate farmers on the possible ways of controlling the disease identified in (a) (i). Give four points.
8 alama
Boresha ili kuona majibu ya mfano.
Sehemu C
10.15 alamas
Farmers experience the rise and fall of the prices of their produce. As an agricultural extension expert, explain three causes of price changes and advice five ways of protecting agricultural products from such changes.
(none)
Advice five ways of protecting agricultural products from such changes.
0 alama
Boresha ili kuona majibu ya mfano.
11.15 alamas
A farmer keeping broilers experienced the habit of feather pecking from the birds. As a veterinary expert, advice on how to control such habit. Give six points.
(none)
Advice on how to control such habit. Give six points.
15 alama