WAEC 2019/2020 Biology Practical Expo/Runz and Specimens Questions: Answers

WAEC Physics (Practical) Questions/Answers Expo Runz Dubz 2019/20 May/June

WAEC 2019/2020 Biology Practical Expo/Runz and Specimens Questions: Answers. How to Get & Download  Free WAEC 2019/2020 Biology Practical Expo Questions and Answers for May/June Examination

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Have A Look At 2019/2020 WAEC WASSCE Biology Practical Free Specimens [May/June]

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Group I ( For all candidates)
Typed by Solutionwap.net.ng
Specimen A – Fresh/wet preserved mosquito
larva in a petri dish containing water.
Specimen B – Fresh/wet preserved maggot in a
petri dish containing water.
Specimen C – Gill of fish (freshly procured) in a
petri dish containing water.
Specimen D – Lung of a small mammal(freshly
preserved).
Specimen E – Dicotyledonous leaf (freshly
plucked).
Specimen F – Membranous wing of a cockroach.
Group III (For candidates in Nigeria and the Gambia only)
Specimen K – Flower of pride of Barbados or
caesalpinia
Specimen L – Mature Elephant grass or Guinea
grass.
Specimen M – Flower of Hibiscus plant.
NB:
(i) All specimens can be provided as group
specimens for five(5) to ten(10) candidates.
(ii) All specimens in each group must carry
individual labels (Eg A, B, C, D, E and F in Group I)
+ It is essential that each candidate should be
provided with the following materials;
(i) glass jar cover or petri dish,
(ii) a beaker containing water,
(iii) a pair of forceps,
(iv) a hand of lens/magnifying lens,
(v) scalpel OR razor blade/knife

 

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BELOW IS OUR 2018 WAEC MAY/JUNE BIOLOGY PRACTICAL PAST ANSWERS/EXPO.. You Can Easily Go Through It, It Might Be Helpful! 
WAEC 2019 biology practical expo
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COMPLETED
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(1ai)
A – Stagnant water (aquatic habitat) 
B – Decomposing matter(terrestrial habitat) 

(1aii) 
A- Mosquito(Anopheles).
B- Housefly. 

(1aiii) 
A – Arthropoda (phylum)
Insecta (class)

B – Arthropoda (phylum)
Insecta (class)

(1b) 
Specimen A
(i) It has bristles. 
(ii) It has horny jaw. 
(iii) It has siphon 

Specimen B
(i) It has a hook. 
(ii) It has mouth. 
(iii) It has spiracles.

(1ci)
In a tabular form
Under A
(i) It has not got a hook 
(ii) It has a bristle. 
(iii) It has siphon 
(iv) It has mouth brush. 

Under B
(i) It has a hook 
(ii) It doesn’t have a bristle. 
(iii) It does not have siphon.
(iv) It does not have mouth brush. 

(1cii)
(i) They are both segmented organisms. 
(ii) They both have mouth.
(iii) Both have thorax


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

(2ai)
C – Fish 
D – Mammal
E – Flowering plant 

(2aii) 
They are used for respiration. 

(2aiii) 
(i) Possession of two rows of fine finger like Gill filament. 
(ii) Possession of gill rakers. 
(iii) Possession of richly supplied blood capillaries. 

(2bi)
(i) Both are supplied with blood capillaries. 
(ii) Both of them are used for respiration. 

(2bii)
In a tabular form; Specimen C and specimen D

Under specimen C
(i) Possession of gill rakers. 
(ii) Possession of gill filament.
(iii) Possession of gill arch.

Under specimen D
(i) Possession of bronchus.
(ii) Possession of alveoli. 
(iii) Possession of alveolar cavity.

(2c)
Draw the 6cm-8cm long of specimen C ie Gill of fish



======================================
(4ai)
Sepals,petals,carpels and stamen

(4aii) 
(i) Sepals – 5
(ii) Petals – 5
(iii)Carpels – 1
(iv) Stamen – 10

(4b)
(i) Sex-monoecious
(ii) Presence of both carpels and stamen

(4c)
(i) Bilateral
(ii) It can be cut vertically into two similar halves through one plane

(4d)
K – Insect
L – Wind

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