WAEC - Agricultural Science (2024)

1
Which of the following land tenure systems allow a farmer to cultivate a piece of land in one growing season, at a fee?
Answer
(C)
Rent
2
Agriculture could be made attractive to young people in West Africa through the.
Answer
(B)
provision of basic amenities in rural areas.
3
 Which of the following agricultural programmes was mainly established to provide agricultural extension services?
Answer
(D)
Agricultural Development Project
4
The following tools are used in nursery operations except.
Answer
(B)
sickle
5
A major difference between disc harrow and a disc plough is that 
Answer
(C)
disc plough has two pairs of gangs while disc harrow has one pair of gangs
6

The diagram above illustrates a source of farm A power.

An advantage of using the power generated from the illustrated diagram is that it.

Answer
(D)
is available everywhere
7

The diagram above illustrates a source of form A power.

The power generated from the illustrated diagram could be converted to

Answer
(B)
electrical energy
8
 Gunter's chain is used for?
Answer
(B)
measuring slope of farmland
9
The chemical composition of soil is influenced by 
Answer
(C)
parent material
10
The ash produced after burning crop residues would.
Answer
(A)
decrease soil acidity
11

A soil sample that contains predominantly mineral matter that are smaller than 0.002mm in size is,The diagram above illustrates a bag of compound fertilizer,use it to answer the questions.

Answer
(C)
clay
12
The least nutrient in the illustrated bag of fertilizer is
Answer
(B)
sulphur
13
The plant nutrient which is responsible for the green colour of leaves
Answer
(B)
magnesium
14
Determine the quantity of potassium in the illustrated bag of fertilizer
Answer
(A)
8.3 kg
15
In order to check erosion on a sloping land, farmers are advised to make
Answer
(A)
ridges across the slope
16

The diagram above illustrates the root system of a crop. An example of a crop with the illustrated root system is?

Answer
(D)
Soya bean
17

A bacterium that could be found in the part labeled I

Answer
(D)
Rhizobium
18

Which of the following fertilizers would not be required by the root system in the diagram above?

Answer
(D)
Rhizobium
19
An important limitation in the use of sprinkler irrigation system is that 
Answer
(D)
high wind velocity could prevent uniform distribution of irrigation
20
Which of the following characteristics is not associated with monocotyledonous crops
Answer
(C)
Leaves are nei-veined
21
A crop that could be grown to serve as shade for a young cocoa plantation is
 
Answer
(D)
banana
22
Molasses is a major by-product obtained from the processing of
Answer
(C)
sugarcane
23

The diagram above illustrates a storage structure for crops,use it to answer questions 23 to 25

Which of the following crops are best preserved in the illustrated storage structure?

Answer
(C)
maize cobs
24

 The function of the part labeled I is to

Answer
(D)
prevent attack by rodents
25

Which of the following environmental conditions would cause spoilage of crops stored in the illustrated structure?

Answer
(B)
Low temperature and high relative humidity
26
The correct sequence of land preparation for the cultivation of yam is 
Answer
(A)
clearing-stumping-ploughing-harrowing-ridging.
27
Tenera is a cultivated variety of oil with a 
Answer
(B)
Thick mesocarp,thin endocarp and a moderate sized kernel
28

Use the information below to answer questions 28 and 29.

A farmer produced 25 tonnes of cocoa,if 16 bags of cocoa was later sold at 350.00 per kilogram.(1 tonne = 1,000 kg) 

Determine the income realized by the farmer.

Answer
(D)
#8,750,000
29
Calculate the cost of one bag of cocoa.
Answer
(D)
#21,875.00
30
A disadvantage of selection as a method of crop improvement is that it.
Answer
(D)
increases the susceptibility of crops to pests
31
Natural regeneration of forests may lead to 
Answer
(D)
increases the susceptibility of of crops to pests
32

The diagram above illustrates the damage on a leaf caused by an insect pest of crops.

Use it answer questions 32 and 33.

The damage to the illustrated leaf is mostly caused by 

Answer
(B)
beetle
33
The biological process that would be affected in the leaf is 
Answer
(D)
photosynthesis
34
The yield of palm oil could be reduced by infestation 
Answer
(A)
caterpillar
35
Breeds of sheep common in west Africa include
Answer
(B)
Ouda and Yankassa
36
Low relative humidity in livestock pens would
Answer
(A)
predispose animals to diseases
37
A poultry farmer collects 100 trays of eggs per day on the farm,if the market price of a tray of eggs is #900,000,determine the income realized from the sale of egg in one week
Answer
(A)
#630,000
38
Which of the following is an advantage of pen mating?
Answer
(C)
cost of keeping a breeding male is low
39
Pail feeding is commonly practiced in the management of?
Answer
(A)
pigs
40

The diagram above illustrates a management practice in poultry production,use it to answer question 40 to 42.

The management practice illustrated in the diagram is?

Answer
(C)
brooding