To facilitate mechanical harvesting of cereals, it is better to
คำตอบ
(C)
ensure they all have uniform height
2
One of the problems facing agricultural development in West Africa is
คำตอบ
(A)
inadequate financing
3
What action of government may be considered as granting of subsidies to farmers?
คำตอบ
(C)
Supplying agrochemicals at reduced cost
4
Which of the following are advantages of the communal land ownership system? l. Every member of the community has a piece of land on which of farm.ll. Co-operative farming is possible under this system. III . Large scale farming is encouraged . IV Land can be used as a security for loans.
คำตอบ
(A)
l and ll only
5
A socio-economic factor which affects the availability of land for agricultural use in West Africa is
คำตอบ
(B)
population growth
6
Which of the following factors affects the onset of flowering in crops?
คำตอบ
(A)
Atmospheric pressure
7
Marble is a metamorphic rock formed from
คำตอบ
(A)
limestone
8
Which of the following statements best describes sediment rocks?
คำตอบ
(A)
pre-existing rocks in which the original mineral has undergone change
9
The rock weathering process involving the equation; CaCO3 + H2CO3 → Ca(HCO3)2 is called
คำตอบ
(C)
hydrolysis
10
When compost is added to said, it
คำตอบ
(C)
increases water-holding capacity of the soil
11
Soils can become acidic as a result of the continuous application of
คำตอบ
(A)
single superphosphate
12
Which of the following species of bacteria lives symbiotically in root nodules of legumes?
คำตอบ
(D)
Rhizobium
13
Plant nutrients are restored during the fallow period through
คำตอบ
(B)
accumulation of soil organic matter
14
The processes by which animals release carbon dioxide into the air are
คำตอบ
(A)
respiration and decay
15
Which of the following practices leads to land degradation in the savanna zones of West Africa? l. Constant annual bushfire ll. Overgrazing of grassland lll. Application of cattle manure. IV. Cutting of woody species for fuel wood
คำตอบ
(B)
l, ll and lV only
16
a 100kg NPK 15: 15: 15 compound fertilizer has a filler make -up weight of
คำตอบ
(D)
55kg
17
One of the main disadvantages of mechanical tillage is the
คำตอบ
(C)
use of heavy equipment leading to soil compaction
18
Which of the following factors affect the work rate of draught animals? l. Feed intake ll. Breed of animal III. Harness for hitching. IV. Height of animal
คำตอบ
(D)
l, ll, lll and IV
19
Which of the following features could lead to wrong reading on a prismatic compass?
คำตอบ
(D)
MAGNETIC ATTRACTION
20
WHICH OF THE FOLLOWING STEPS GIVES A CORRECT SEQUENCE FOR SURVEYING A FARMSTEAD?
คำตอบ
(C)
preliminary survey → reconnaissance → mapping
21
The characteristic of draught animals which does not influence traction effort is
คำตอบ
(D)
meat quality
22
The branch of horticulture that deals with the production of vegetables is called
คำตอบ
(B)
olericulture
23
Pruning is carried out to 1. control the size of the plants ll. obtain clean and attractive fruits III. ensure correct spacing of trees
คำตอบ
(B)
l and lll only
24
Which of the following characteristics is not true of tree species used in alley cropping?
คำตอบ
(B)
Regenerate rapidly after pruning
25
Insect damage to crops takes the from of
คำตอบ
(D)
chewing , sucking and piercing
26
One disadvantage of vegetative propagation is that
คำตอบ
(B)
viral diseases are transferred to offspring
27
Which of the following factors should be considered when sowing seeds in the field? l. Time of sowing ll. Plant density III. Depth of sowing. lV. Method of sowing.
คำตอบ
(D)
l, ll, lll and IV
28
Which of the following groups require winnowing during processing?
คำตอบ
(B)
Cereals
29
A farmer who plants African Marigold between his crops has the intention of controlling
คำตอบ
(C)
fungi
30
If the spacing of a crop is 3.6m X 4. 5m, determine the crop population per hectare
คำตอบ
(B)
617
31
An example of a piercing and sucking insect-pest of crops is a
คำตอบ
(A)
mealy bug
32
Calculate the number of yam setts planted at a spacing of 1.0m by 1.0m on a hectare of land
คำตอบ
(D)
10,000 setts
33
If rows are spaced 1.0m apart with one plant per stand, determine the spacing between stands in order to obtain a plant population of 40,000/ha
คำตอบ
(C)
0.50m
34
Some plants are suitable for decorating living rooms because of their
คำตอบ
(A)
ability to endure low light intensity
35
Cappling and staking are important cultural practices in the cultivation of
คำตอบ
(C)
yams
36
An important function of mulching is that it
คำตอบ
(C)
conserves moisture in the soil
37
The removal of shealth on maize cob is referred to as
คำตอบ
(A)
winnowing
38
The removal of sheath on maize cob is referred to as
คำตอบ
(C)
dehusking
39
Which of the following sequences describes the steps in making hay?
คำตอบ
(A)
Cut, dry and bale
40
One disadvantage of using bamboo troughs water for poultry is that they
คำตอบ
(B)
are susceptible to algal growth
41
The characteristic odour in billy goats can be removed through
คำตอบ
(D)
dipping
42
A cattle breed in West Africa tolerant to trypanosomiasis is
คำตอบ
(C)
N' dama
43
A consequence of pasture littered with polythene materials is that
คำตอบ
(B)
the alimentary canal of farm animals could be blocked
44
Which of the following statements about colostrum is false? it is
คำตอบ
(A)
an evaporated milk
45
Meat obtained from cattle of less than one year old is called
คำตอบ
(C)
veal
46
Which of the following characteristics is not important in beef cattle production? l. Increased butter-far percentage ll. High feed conversion efficiency. III. High yield of lean meat
คำตอบ
(A)
l only
47
The following are systems of mating in farm animals: l. stud mating ll. artificial insemination. lll. pen mating IV herd mating
คำตอบ
(C)
l,ll,lll and IV
48
A disease of rabbit caused by a protozoan is
คำตอบ
(D)
milk fever
49
The common name of Axonopus compressus is
คำตอบ
(A)
carpet grass
50
Which of the following groups of cattle are tropical breeds?
คำตอบ
(B)
N' dama, Sokoto Gudali and Muturu
51
Heat in farm animals can be detected by the following signs except
คำตอบ
(B)
low blood temperature
52
The following substance are excretory products in farm animals except l. blood ll. sweet lll. urine
คำตอบ
(A)
l only
53
The following are signs of ill-health in farm animals except`
คำตอบ
(D)
increased appetite
54
Which of the following factors should be considered when building a rabbit hutch? l. safety and comfort of rabbits ll. ease of maintenance and cleaning lll day length
คำตอบ
(A)
l and ll only
55
Which of the following organs forms a barrier between an animal and its external environment?
