The most common method of acquiring land in West Africa is by
คำตอบ
(D)
inheritance
3
The agricultural sector in West Africa is plagued with poverty because
คำตอบ
(B)
yields obtained per annum are relatively low
4
The function of the seed -tube of a seed drill is to
คำตอบ
(A)
transport seeds from the metering device to the furrow opener
5
The machine used for removing seeds from maize cobs is called a
คำตอบ
(D)
sheller
6
The appropriate farm tool for lifting tomato seedlings for transplanting is the
คำตอบ
(C)
hand trowel
7
It is important to clean and grease plough discs after use to
คำตอบ
(A)
prevent rusting
8
Wind can be beneficial to crop production because it
คำตอบ
(B)
aids pollination of crops
9
The method of surface irrigation widely used in rice fields is
คำตอบ
(B)
wild flooding
10
The practice of growing different crops in sequence on a piece of land is known as
คำตอบ
(C)
crop rotation
11
Which of the following is not an effect of over-graing on soil?
คำตอบ
(A)
Improvement of soil structure
12
The major factor affecting distribution of crops in West Africa is
คำตอบ
(A)
climate
13
Nutrient replenishment in soil can be enhanced by
คำตอบ
(D)
crop rotation
14
What is the function of nitrosomonas bacteria in the nitrogen cycle?
คำตอบ
(A)
Ammonification
15
A mass of decayed plant and animal wastes processed in pits is referred to as
คำตอบ
(C)
compost manure
16
A major disadvantage of monoculture is that
คำตอบ
(C)
diseases and pests build up
17
Which of the following pairs of farming systems uses bush fallowing?
คำตอบ
(B)
shifting cultivation and land rotation
18
Continuous soil tillage could lead to
คำตอบ
(C)
break down of soil structure
19
A bag of fertilizer has a ratio of 10:0 written on it. This means that the fertilizer is a
คำตอบ
(C)
phosphate fertilizer
20
Theobroma cacao grows best in the
คำตอบ
(B)
humid rain forest zone
21
The following plants are forage grasses except
คำตอบ
(D)
Calopogonium mucunoides
22
Which of the following statements about budding is not true? The resulting crops
คำตอบ
(A)
can withstand adverse climatic conditions
23
A farm produce which does not require fermentation during processing is
คำตอบ
(D)
rice grains
24
The offspring which will result from a cross between heterozygous and homozygous dominant plants will be
คำตอบ
(C)
50%heterozygous
25
Calculate the amount of maize seeds required by a farmer to cultivate 5 hectares of farmland at the recommended seed rate of 25kg/hectare
คำตอบ
(D)
125kg
26
Causal organismss of diseases in crop production do not include
คำตอบ
(D)
protozoa
27
An example of fungal disease of stored grain is
คำตอบ
(A)
mould
28
Cultural control of crop diseases involves the following practices except
คำตอบ
(C)
using insecticides
29
Weeds which produce large hollow seeds would most likely be dispersed by
คำตอบ
(A)
wind
30
Control of maize stem borer is most effective when
คำตอบ
(A)
affected crops are uprooted and burnt
31
The average gestation period in rabbits is
คำตอบ
(C)
31 days
32
Control of maize stem borer is most effective when
คำตอบ
(A)
affected crops are uprooted and burnt
33
The correct sequence of the passage of feed through the digestive system of a ruminant is
คำตอบ
(D)
rumen → reticulum → omasum → abomasum
34
Control average gestation period in rabbits is
คำตอบ
(C)
31 days
35
The main objective of flushing in animal production is to
คำตอบ
(C)
promote multiple births
36
Pigs wallow in muddy pools of water primarily to
คำตอบ
(D)
lower their body temperature
37
Fowls is are debeaked in order to
คำตอบ
(C)
reduce cannibatlism
38
The common name for Andropogon gayanus is
คำตอบ
(B)
Northern gamba grass
39
A footbath on a poultry farm contains
คำตอบ
(B)
antiseptics
40
The following symptoms were observed in a bull: l watery discharged from eyes and nostrils: II Sore in the mouth and nostrils; III excessive saliva with offensive odour; IV sever diarrhoea with blood stand farces.What disease is the bull suffering from?
คำตอบ
(A)
foot and mouth
41
The following symptoms were observed in a bull: l watery discharged from eyes and nostrils: II Sore in the mouth and nostrils; III excessive saliva with offensive odour; IV sever diarrhoea with blood stand farces.Which of the following measures would best control the disease?
คำตอบ
(B)
Vaccinating animals
42
Which of the following factors affect the supply of agricultural produce? I Improvement in technology II Increase in rainfall III Decrease in temperature IV input cost
คำตอบ
(D)
l, ll, lll and lV
43
In agricultural production, farm gate price is mostly enjoyed by
คำตอบ
(A)
middlemen
44
Dissemination of new ideas by agricultural extension workers can be effective if they
คำตอบ
(A)
work with existing local
45
Which of the following pairs are mass methods of extension?
