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