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2022 WAEC Agricultural Science Question And Answer (Obj & Essay)

2022 WAEC Agricultural Science question and answer

WAEC AGRIC ANSWERS 2022

AGRICULTURE OBJ ANSWER
1BCDCCDDBAC
11BAABDBBAAA
21BACBBDDABD
31ADBACBCDBB
41CDDDADBDCA

================================

AGRIC ESSAY ANSWER

===========================

(1a)
(i) To safeguard farmers against unreasonable eviction
(ii) To ensure that agricultural land is not unnecessarily diverted to non-agricultural purposes
(iii) To make large tracts of land available for government-sponsored development of large scale farms 
(iv) To carry out large scale improvement such as irrigation, drainage and soil water conservation

(1bi)
Mechanical power

(1bii)
(i) It can handle more areas per unit of time
(ii) It works faster and more efficient
(iii) It can perform a wide range of operation
(iv) It reduces cost of labor and total cost of production

(1c)
(i) Seed tube: They conduct seeds from feed cups to the furrow lines
(ii) Furrow opener: It creates a well-defined groove in the soil where the seed can be placed at the proper depth
(iii) Hopper: holds particulate matter or flow-able material of any sort
(iv) Seed metering device: to collect seed in a singular or group fashion
(v) Furrow wheel: To stabilize the plough and take side thrust

(1d)
(i) Plough
(ii) Cultivator
(iii) Harrow
===========================

(2a)
(i) Monocropping: The practice of growing a single crop year after year on the same land.

(ii) Mixed cropping: It involves the growing of two or more species or cultivars of the same species simultaneously in the same field.

(iii) Mixed farming: It is a type of farming which involves both the growing of crops and the raising of livestock.

(iv) Crop rotation: the practice of growing a series of different types of crops in the same area across a sequence of growing seasons.

(2bi)
Phosphorus deficiency

(2bii)
(i) Anhydrous ammonia
(ii) Ammonium sulfate
(iii) Superphosphate
(iv) Urea-ammonium nitrate

(2c)
(i) Wax
(ii) Propolis
(iii) Old brood comb
(iv) Pheromones
(v) Essential oil
(v) Lemongrass oil
===========================

(3a)
(i) Storage pests: During storage, pests can infest crops if storage is not properly done.
(ii) Moisture: Maize can be destroyed if water finds its way into the maize grains.
(iii) Temperature: Maize will be destroyed during storage if temperature is not adequate
(iv) Poor aeration: When Maize grains during storage do not have access to moderate aeration, they can be damaged.

(3b)

View post on imgur.com

(3c)
Mendel’s first law states that genes are present in pairs in non-reproductive cells so that each gamete contains only one contrasting factor. [SEGREGATION]

Mendel’s second law states that when more than one pair of factors are considered, each pair segregates independently of every other pair.[INDEPENDENT ASSORTMENT]

(3d)
(PICK ANY TWO)
(i) Alfalfa
(ii) Andropogon
(iii) Sorghum
(iv) Panicum
(v) Pennisetum
(vi) Axonopus
===========================

(4a)
[TABULATE]

(i) =CROP=
ONION

=BOTANICAL NAME=
Allium cepa

=CLASSIFICATION BASED ON USE=
Spice Crop

=METHOD OF PROPAGATION=
Vegetative propagation

(ii) =CROP=
GINGER

=BOTANICAL NAME=
Zingiber Officinale

=CLASSIFICATION BASED ON USE=
Spice Crop

=METHOD OF PROPAGATION=
Cutting

(iii) =CROP=
JUTE

=BOTANICAL NAME=
Corchorus Olitorius

=CLASSIFICATION BASED ON USE=
Latex Crop

=METHOD OF PROPAGATION=
Seed

(4b)
Total area = 36×10
= 360m³
Space = 0.36m³
Number of broiler = Total area/Space
= 360/0.36
= 1000

(4c)
(i) It increases the nutrient level of the soil
(ii) It ensures balsnced ration for livestocks while grazing
(iii) It reduces cost of feeding livestocks
(v) It reduces the attack of pests
===========================

(5ai)
Balanced Diet: is a diet containing all the six food classes/types of food in the right proportion to meet the body’s requirement for growth, repair and maintenance.

(5aii)
Maintenance ration is given to farm animals just sufficient/enough to maintain/sustain the basic/basal metabolic functions of the body.

(5aiii)
Production ration is given to farm animals to enable them produce either egg, meat, milk, offspring, hair/fur/wool/work.

(5iv)
Malnutrition is a condition which results when an animal is fed on a diet which is deficient in quantity and quality of the essential nutrients in the right proportion.

(5b)
[PICK ANY SIX]
(i) Slow or retarded growth
(ii) Loss of weight/emaciation.
(iii) Low production/ reduced egg laying in birds/decrease in milk production in cow, etc.
(iv) High mortality rate in young animals.
(v) High susceptibility to disease attack.
(vi) Physical deformities such as rickets, osteomalacia, etc.
(vii) Retarded growth

(5c)
(i) Nursery is done on ground, beds or seed boxes and trays with top soil mixed and sterilise
(ii) Seeds are sown in drills 5cm apart and 2.5cm deep.
(iii) Shading, weeding, watering and mulching are done regularly.
(iv) Transplanting is done when seedlings are 3 weeks old on Nursery

The West African Examinations Council, confirmed 2022 WAEC Agricultural Science question and answer for this year (2022) is live here on Expospy.com.ng, the best exam portal of all time.

Are you one of the candidates sitting for the West African Senior School Certificate Examination (WASSCE) and looking for where to get the real 2022 WAEC Agricultural Science question and answer? Find nowhere again as you are in the right place to get it.

As extracted from the 2022 timetable, WAEC Agricultural Science will be held Tuesday, 21/06/2022.

Here is the schedule of all exams scheduled for the day.

Tuesday, 21st June, 2022

Agricultural Science 2 (Essay)2:00 hrs. – 4:10pm
Agricultural Science 1 (Objective) 4:10pm – 5:00pm

===============================================

How to get 2022 WAEC Agricultural Science question and answer

To get accurate Agricultural Science answers, both obj and essay/theory delivered to you, kindly follow this instruction.

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About 2022 WAEC Question And Answer

The WAEC SSCE is an examination taken by students in their last stage of Secondary School Education. The SSCE is in two categories. One is for candidates in the third and final year of their senior secondary education. It is called SSCE Internal, written between May and July. The Second is SSCE External and is for candidates not in the School system, i.e., Private Candidates, written between January and February.

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As you all know, Expospy is a portal created for all candidates for any exam to help get good grades which WAEC 2022 is not excluded. That is why we are being called the Best Exam Portal. It is no longer news that candidates make use of Expo in the West African Senior School Certificate of Examination (WASSCE).

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Presently, let me unveil you entirely to the program. Expospy.com.ng is handling the 2022 WAEC Expo. EXPOSPY is well-known as the best exam expo portal where you can get sure WAEC, NECO, NABTEB, IJMB, JUPEB, and JAMB help. For the WAEC 2022 Expo, you should subscribe if you need questions and answers to the paper for it to be delivered to you before your exam time.

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Available Subject For WAEC 2022 Question And Answer

Are you a WAEC candidate sitting for this year’s examination and looking for the 2022 WAEC Agricultural Science answer or the 2022 WAEC Answer and Agricultural Science Free 2022 WAEC May/June expo answer? Search no more as Expospy.com is now there for you for the best assistance ever to make sure you pass this year’s WAEC.

List Of 2022 WAEC Expo subject that we will provide question and answer expo runz to;

Objectives, theory, practical questions/answers WAEC exam 2022 question & answers (whether you are an Art, a Science, or Commercial student).

  1. English Language
  2. Mathematic
  3. Agricultural Science
  4. Literature in English
  5. CRK
  6. IRK
  7. History
  8. Government
  9. Chemistry
  10. Physics
  11. Biology
  12. Geography
  13. Agric Science
  14. Financial Accounting
  15. Commerce
  16. Further Mathematics
  17. Animal Husbandry
  18. Agricultural Science
  19. Fisheries
  20. Office Practices
  21. A
  22. History
  23. Health Science
  24. Catering Craft
  25. Food and Nutrition
  26. Basic electricity
  27. Technical drawing
  28. Catering and craft practices
  29. Tourism

 

Practical

  1. Chemistry
  2. Physics
  3. Biology
  4. Geography
  5. Agricultural Science
  6. Animal husbandry
  7. Food and Nutrition
  8. Catering and craft practice
  9. Tourism
  10. Basic electricity
  11. Technical drawing
  12. Health science

How to get WAEC 2022 Questions and Answers

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Where to get WAEC Agricultural Science Answers 2022

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Beware of those fake website that will promise you that answer will be sent to you two days before the exam start. They are all fake and will only collect your money and send you an answer while the examination has already started.

 

WAEC Agric Practical Answer 2022

 

(1a)
The Specimen B is a Castration device which employs a large clamp designed to break the blood vessels supplying The testicles. Once the blood supply to the testicles is lost testicular necrosis the testicles shrink, Soften and Castration is said to have occured.

(1b)
Specimen C:
(i) used for livestock Identification
(ii) used for Monitoring livestock behaviour

Specimen D
(i) for fastening nuts & bolts
(ii) for loosening nuts and bolts

Specimen E
(i) For lightening
(ii) For generating Especially heat poultry

(1c)
Specimen B
(i)elastrator
(ii) surgical blade

Specimen E
(i) electric bulb
(ii)candle light
=======================================

(2ai)
F – Granular in nature
G – It has bulk density
H – Dry matter content

(2aii)
(PICK ANY ONE)
(i) They are used in enriching the soil with nutrients
(ii) They are used increasing soil fertility to ensure good vegetative growth that results in high crop production.

(2aiii)
(i) Broadcasting
(ii) Placement
(iii) Foliar application

(2b)
Choose a well-drained area before digging pits.
Then dig two pits.
Collect plant residues such as grass, cleared bushes, weeds from your farm, animal waste,etc.
Ensure the plant residues are in small sizes to speed up the decomposition process.
Use one pit to collect animal waste and the other pit to mix and decompose animal waste with the other waste materials.
Mix the plant residues with animal waste like waste from poultry, pigs, goats, cattle and donkeys, thoroughly and leave it to decompose.
Add water to make mixing easier and pave way for faster decomposition.
Leave them to decompose in the second pit for about a month then remove the compost manure from the pit to a heap where it decomposes further and dries up for two weeks depending on the weather.
Keep on rolling the compost as it integrates oxygen into the pit and breaks up clumps.

(2c)
F – Clean up excess fertilizer on your sidewalk or driveway
G – Ensure it is properly added to the soil
H – Ensure hand gloves are worn
=======================================

(3)
(3a)
I – Arachis Hypogea.
J – Gossypium Spp.
K – Elaeis Guineensis.
L – Hevea Braziliensis

(3b).
I – Legume
J – Fibra
K – Fat & Oil
L – Polymer

(3c)
i. Cleaning
ii. Dehulling
iii. Cooking
iv. Pressing
v. Filtration

(3d).
i. Vascular wilt
ii. Spear rot
iii. Red ring disease
=======================================

(4).
M: Birds
N: Fowls
O: Ruminants

(4b).
N- it has thick muscular wall and may contain stones
O- Composed of several sacs.
P- It is the region where most digestion of food takes place.
Q- It is a large, meaty organ that sits on the right side of the belly.

(4c).
N- Gizzard
(Pick any two(2)
i. It modified for grinding food
ii. Its located between sac like and the intestine
iii. It has a thick muscle wall and may contain small stones or gastroliths, in acid function in mechanical breakdowns of seeds and other food.

O – Rumen
(Pick any two(2)
i. It allows mixing and churning of digesta
ii. It acts as a storage or holding vat for food.
iii. Breakdown of cellulose takes place in the rumen.

P – Small intestine
(Pick any two(2)
i. Absorb digested food completely
ii. It secretes intestinal juice.
iii. Churn and mix ingested food, making it into chyme

Q -Liver
(Pick any two(2)
i. Enzymes activation.
ii. Bile production and excretion
iii. Storage of glycogen, vitamins and minerals.

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