JAMB - Agricultural Science (2024)

1

Wastage of agricultural products during the harvesting period is mainly due to inadequate?

 



 

Answer
(A)
storage and processing facilities
2
Gneiss is a metamorphic rock formed from?
 
Answer
(A)
Granite
3
The type of soil with a particle size of 0.02 to

 
Answer
(A)
Clay
4
When a piece of land is leased to a farmer, the land is said to be


 
Answer
(D)
allocated on a rental basis
5
Which of the following does not fit into the agricultural use of land

 
Answer
(D)
mining
6
Which of the following group of basic amenities should be provided in rural areas for improved agricultural productivity?


 
Answer
(B)
water, electricity and health care centres
7
The provision of farm inputs to farmers by the government can best be described as




 
Answer
(B)
subsidy
8
Which of the following is an example of igneous rock?




 
Answer
(A)
granite
9
The replacement of traditional farming methods with modern methods is a step in agricultural development
 
Answer
(D)
development
10
The most active agent of physical weathering in arid legions is



 
Answer
(D)
ice
11
A biotic factor influencing agricultural production is

 
Answer
(A)
predator
12
Which of the following statements is not correct about the land use act?



 
Answer
(B)
land cannot be used for any purpose
13
Which of the following defines agriculture?


 
Answer
(C)
the science and art of farming to satisfy human needs
14
Which of the following uses of land should be given more attention in Nigeria for self-sufficiency in food production?


 
Answer
(C)
establishment of agriculture and forestry
15
Food shortage can be minimized by

 
Answer
(D)
efficient pest control services
16
The horizon of the soil profile that encourages the greatest level of microbial activity is



 
Answer
(B)
A-horizon
17
The roles of government in the development of agriculture include the following except

 
Answer
(D)
recommending loans
18
Igneous rocks formed within the crust are called


 
Answer
(A)
plutonic
19
Which of the following processes does not lead to the physical disintegration of rock? 
 
Answer
(D)
rapid cooling and solidification of rocks
20
Which of the following soil water is tightly held to the surface of the soil particles?



 
Answer
(C)
hygroscopic water
21
Which of the following processes will not lead to the loss of nutrients from the soil?


 
Answer
(D)
mulching
22
Which of the following will not lead to loss of nitrogen compound from the soil?

.
 
Answer
(C)
lodging
23
The factors that affect the number and the activities of soil micro-organisms include the following except


 
Answer
(B)
top biography
24

The diagram above illustrates a reproductive process in a farm animal, study the process and answer the questions:

Answer
(B)
heat
25
The most important factor that determines the rate of agricultural development in a country is the



 
Answer
(B)
readiness of farmers to adopt viable agricultural research results
26
Although clay soil is rich in nutrients, they are not good for most agricultural crop production because they do not release their nutrients are too compact and poorly aerated contain too much iron, aluminum, and boron lose their nutrient too readily after rain

 
Answer
(B)
are too compact or poorly aerated
27
The following are characteristics of quartz except


 
Answer
(A)
having cleavage
28

Financial assistance from the government to the farmers is usually in the following forms except
 


 

Answer
(A)
tax
29
The replacement of traditional farming methods with modern methods is a step in agricultural



 
Answer
(C)
development
30
In the nitrogen cycle , nitrite is oxidized to nitrate by



 
Answer
(A)
nitrobacter
31
A characteristic feature of subsistence agriculture is



 
Answer
(B)
supply of labour by farm families
32
Which of the following is not correct about the importance of agriculture?



 
Answer
(B)
serving as main source of foreign exchange
33
The alternate heating and cooling of rocks will result in



 
Answer
(C)
fragmentation
34
The main aim of wildlife management is to


 
Answer
(D)
prevent extinction of species
35

Government laws and reforms are aimed at

 

 

.
 

Answer
(B)
increasing agriculture production
36
Plant breeders aim at obtaining the following except

 
Answer
(A)
adaptation to pollination
37
Weed plants which grow on other plants without deriving nutrients from them are called



 
Answer
(A)
epiphytes
38
Gummosis is caused by a


 
Answer
(A)
fungus
39
New-born animals should be fed with colostrum because it

 
Answer
(B)
contains antibodies protecting them against diseases
40
One of the peculiarities of the intestine tract of a fowl is the possession of
Answer
(B)
cloaca
41
Which of the following group of crops can be attacked by smut diseases?


 
Answer
(D)
rice, maize and guinea corn
42
Which of the following feedstuff does not contain phosphorus?

 
Answer
(D)
oyster shell
43
An accessory sex gland in bull is


 
Answer
(B)
prostrate gland
44
Gestation period is defined as the time

 
Answer
(D)
between conception and parturition
45
Which of the following livestock endoparasite is a hermaphmdite?


 
Answer
(D)
tapeworm
46
Which of the following is not a characteristic of a good pasture?
 
Answer
(B)
high stem to leaf ratio
47
The water-snail is important in the life cycle of



 
Answer
(D)
liver fluke
48
Which of the following will not be affected by an excessive amount of water content in feeds?

 
Answer
(A)
improving quality of such feeds
49
Andropogon gayanus is commonly called



 
Answer
(C)
gamba grass
50

The correct sequence of the components of a goat's stomach is
 

 


 

Answer
(B)
rum en - reti culum - omasum - abomasum