WAEC SPECIMEN 2022/2023 PRACTICALS SOLUTIONS

2022 WAEC SPECIMEN | 2022 WAEC SPECIMENS PRACTICALS

2022 WAEC SPECIMEN | 2022 WAEC SPECIMENS PRACTICAL ON PHYSICS

PHYSICS PRACTICAL SPECIMEN:

WAEC 2022 PHYSICS PRACTICAL SPECIMEN

QUESTION 1
-Metre rule
-Knife edge
-A piece of string
-A weighing balance
-A weight hanger
– A set of masses, M = (20g, 40g, 60g, 80g and 100g)

QUESTION 2
-Deep transparent vessel filled with water
-Vernier calipers
-Standard Masses, m = (2g, 5g and 10g)
-A piece of string
-Forceps (To be used to pick masses placed inside the boiling tube)
-Source of heating

Additional Information:
(a) Test tube or boiling tube of the following dimensions:
Length: at least 14cm
External diameter: 2.5cm

The teacher should:
(b) Use starch to fix a strip of graph sheet marked in centimeters inside the boiling tube or test tube. The 0 centimeter mark of the scale should be at the bottom of the tube.

(c) Place sufficient amount of dry sand or lead shot in the test tube or boiling tube to make it just float, when that is done, pour it into a small polythene and seal it. Push the sealed sand or lead shot to the bottom of the tube.

QUESTION 3
-Jockey
-2 dry cells(1.5v each) connected in series;
-Connecting leads should be provided for the battery
-Ammeter(0 – 2A)
-Potentiometer
-Key/switch
-Standard resistor, R of resistance 2ohms
-Connecting wires

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2022 WAEC SPECIMEN | 2022 WAEC SPECIMENS PRACTICALS ON CHEMISTRY

CHEMISTRY PRACTICAL SPECIMEN:

WAEC 2022 CHEMISTRY PRACTICAL SPECIMEN

(1)
INSTRUCTIONS

(2)
In addition to the fittings and reagents normally found in a chemistry laboratory, the following apparatus and materials will be required by each candidate.

(a) One Burette of 50cm3 of capacity
(b) One pipette, either 20cm3 or 25cm3 (All candidates at one center must use pipettes of the same volume, these should be clean and free from grease).
(c) The usual apparatus for titration
(d) The usual apparatus and reagents for qualitative work including the following with all reagents appropriately labeled:
(i) 10% dilute sodium hydroxide solution
(ii) dilute hydrochloric acid
(iii) dilute trioxonitrate(v) acid
(iv) silver trioxonitrate(v) acid
(v) acidified potassium dichromate solution
(vi) aqueous ammonia
(vii) lime water
(viii) red and blue litmus paper
(ix) dilute tetraoxosulphate(vi)
(x) aqueous barium chloride
(e) Spatula
(f) Filtration apparatus
(g) One beaker
(h) One boiling tube
(i) Four test tubes
(j) Starch solution indicator
(k) Glass rod
(l) Wash bottle containing distilled/deionized water
(m) Burning splint
(n) Watch glass
(o) Bunsen Burner/source of heat
(p) Droppers
(3)
(a) 150cm3 of iodine solution in a corked flask or bottle labeled ‘An’. These should all be the same containing 25.4g of I2 in 6.0g kl per dm3 of solution.

(b) 150cm3 of sodium thiosulphate pentahydrate solution in a corked flask or bottle labeled ‘Bn’. These should all be the same containing 24.82g of Na2S2O3 per dm3 of solution.

(c) One spatulaful of ammonium ferrous sulphate, (NH4)2Fe(SO4)2.6H2O in a specimen bottle labeled ‘Cn’.

This must be the same for all candidates.

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2022 WAEC SPECIMEN |  2022 WAEC SPECIMENS ON BIOLOGY

BIOLOGY PRACTICAL SPECIMEN:

WAEC 2022 BIOLOGY PRACTICAL SPECIMEN

GROUP I
Specimen A – Weevil-damaged bean seed
Specimen B – Viable bean seed
Specimen C – Dried maize grain soaked in water overnight
Specimen D – Soldier termite (dead)
Specimen E – Honeybee (dead)
Specimen F – Muddy water (in a test tube)
Specimen G – Lower jaw of a herbivore with teeth intact
GROUP II
Specimen H – Head of domestic fowl (complete)
Specimen J – Quill feather
Specimen K – Leg of domestic fowl (complete) Specimen L – Head of duck complete)
Specimen M – Leg of duck (complete)
NOTE: All specimens can be provided as group specimens for five (5) to ten (10) candidates
All specimens in each group must carry individual labels

(eg A, B, C, D, E, F and G in Group I). It is essential that each candidate should be provided with the following materials:

(i) glass jar cover Petri dish;
(ii) white tiles.
(iii) beaker
(iv) a hand lens/magnifying lens
(v) scalpel/razor blade/knife,
(vi) a pair of forceps
(vii) lodine solution.

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2022 WAEC SPECIMEN | 2022 WAEC SPECIMENS ON AGRIC SCIENCE

AGRIC. SCIENCE PRACTICAL SPECIMEN:

Specimen A – Feeding trough
Specimen B – Burdizzo (real/picture/diagram)
Specimen C – Neck/collar tag
Specimen D – Spanner
Specimen E – Kerosine lamp
Specimen F – Inorganic fertilizer (superphosphate) (labelled)
Specimen G – Compost (labelled)
Specimen H – Farmyard manure (labelled)
Specimen I – Groundnut seeds (unshelled)
Specimen J – Cotton lint
Specimen K – Oil palm fruit
Specimen L – Rubber latex (labelled)
Specimen M – Crop (Poultry)
Specimen N – Gizzard (longitudinal section with its contents)
Specimen O – Rumen
Specimen P – Small intestine
Specimen Q – Liver

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2022 WAEC SPECIMEN | 2022 WAEC SPECIMENS ON ANIMAL HUSBANDRY

Specimen A – Fresh centrosema plant
Specimen B – Guinea grass (fresh)
Specimen C – Palm oil (labelled)
Specimen D – Hoof
Specimen E – Horn
Specimen F – Feather
Specimen G – Common salt (labelled)
Specimen H – Maize grains
Specimen I – Powdered milk
Specimen J: Groundnut cake
Specimen K – Water (labelled)
Specimen L – Restraining rope.

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Posted by Examquestion on July 21, 2018.

Tags: 2019, 2020, 2020 waec practicals, 2020 Waec specimens, 2021 waec practicals, 2021 waec specimen, 2021 waec specimens, 2022 Waec practical, 2022 Waec practicals, 2022 Waec specimen, 2022 Waec specimens, 2022/2023 Waec specimens Practicals, ANSWERS, PRACTICALS, QUESTIONS, SOLUTION, SPECIMENS, WAEC, Waec specimen 2022

Categories: WAEC Wassce 2022 Syllabus Questions & Answers

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