WAEC Biology Practical Questions and Answers 2023
by Sona
Updated May 23, 2023
WAEC
The West African Examinations Council (WAEC) is a legally established examination board responsible for conducting and determining the required examinations in English-speaking West African countries. Its primary objective is to administer examinations and award certificates that are recognized internationally.
Since its establishment in 1952, WAEC has played a significant role in the education systems of Anglophone West African countries such as Ghana, Nigeria, Sierra Leone, Liberia, and the Gambia. The council has coordinated a substantial number of examinations and issued certificates that are comparable to those of other examining bodies worldwide.
To further support education in West Africa, WAEC has established an endowment fund that contributes to educational initiatives through lectures and assistance for individuals who are unable to afford education. Over the years, WAEC has built a competent and dedicated team of staff members who ensure the administration of valid and relevant examinations aligning with the educational aspirations of member countries.
With its reputation and credibility, WAEC has become one of the largest and most renowned examination bodies in West Africa, enjoying global recognition.Each year, WAEC sees a significant number of candidates, with over three million registering for the exams it coordinates. Furthermore, the council extends its expertise by assisting other examination bodies, both local and international, in coordinating examinations.
Through its continuous efforts, WAEC continues to contribute to the development and improvement of the educational landscape in West Africa, promoting access to quality education and fostering academic excellence.
WAEC Biology Practical Questions and Answers 2023
Here are some possible WAEC Biology Practical Questions and Answers 2023 for your practice.
1. Specimen A: A mature fresh egg of a catfish
Questions:
A.Identify the specimen.
B.State the method of reproduction in catfish.
C.Describe the structure of the egg.
D. What are the adaptive features of the egg to its environment?
Answers:
- The specimen is a mature fresh egg of a catfish.
- Catfish reproduce by external fertilization. The male catfish releases sperm into the water, and the female catfish releases eggs into the water. The sperm fertilize the eggs in the water.
- The egg of a catfish is a small, round object. It is covered by a thin, transparent membrane. The egg contains a yolk, which provides food for the developing embryo.
- The adaptive features of the egg of a catfish to its environment include:
2. Specimen B: A mature fresh egg of a domestic fowl
Questions:
A. Identify the specimen.
B. State the method of reproduction in domestic fowl.
C. Describe the structure of the egg.
D. What are the adaptive features of the egg to its environment?
Answers:
- The specimen is a mature fresh egg of a domestic fowl.
- Domestic fowl reproduce by internal fertilization. The male domestic fowl mounts the female domestic fowl, and the male's penis inserts into the female's vagina. The male ejaculates sperm into the female's vagina, and the sperm fertilize the eggs in the female's oviduct.
- The egg of a domestic fowl is a large, oval object. It is covered by a hard, white shell. The shell has small pores that allow air to reach the embryo. The egg contains a yolk, which provides food for the developing embryo. The egg also contains a white, which provides moisture for the embryo.
- The adaptive features of the egg of a domestic fowl to its environment include:
WAEC Biology Practical Questions 2023
The WAEC Biology Practical exam assesses students' practical knowledge and skills in biology. It typically consists of a series of tasks or experiments that students must perform and answer questions based on their observations and results.
(1a)
(PICK ANY THREE)
=SPECIMEN A=
(i) Small in size
(ii) Soft shell
(iii) Transparent or translucent, with a pale yellow or amber tint
(iv) Spherical in shape
=SPECIMEN B=
(i) Large in size
(ii) Hard shell
(iii) Brownish
(iv) Oval shape
(1b)
-Specimen A is external and Oviparous
-Specimen B is internal and Oviparous
-Specimen C is internal and Viviparous
(1c)
A – Chordata
B – Angiosperm
(1cii)
A -Pisces
B – Aves
C – Mammalia
D – Dicotyledon
(1d)
It helps in reproduction
(1e)
TABULATE
=OBSERVABLE FEATURES=
(i) Air Space
(ii) Yolk
(iii) Albumen
=FUNCTIONS=
(i) Respiration
(ii) It provides nutrition
(iii) It serves as reservoir
(1f)
A – Aquatic
B – Terrestrial
D – Terrestrial
(2a)
F – Dicotyledon
G – Monocotyledon
(2b)
F – It has two seed leaves
G – It has one seed leaf
(2c)
F – Tap root
G – Fibrous root
(2d)
(2dii)
Petiole – It attracts the leaf to the rachis
Leaflet – For photosynthesis
Midrib – It hold the Vien
(2e)
(i) It serves as cover crop
(ii) It serves as food to livestocks
(iii) It prevent erosion
(2fi)
(i) Possession of node
(ii) Possession of adventitious root
(iii) Possession of scale leaf
(iv) Possession of internode
(2fii)
For reproduction
(3ai)
L: Berry
M: Drupe
N: Berry
(3aii)
L: Perennial
M: Perennial
N: Perennial
(3bi)
L: Few seeds
M: Single large seed
L: Thick leathery epicarp
M: Thick fibrous husk
L: Juicy mesocarp
M: Fibrous mesocarp
L: Axile placentation
M: Parietal placentation
(3bii)
L: It has few seeds
N: Have many seeds
L: It has leathery epicarp
N: Smooth epicarp
L: Juicy and fleshy mesocarp
N: Succuent mesocarp
L: Large endocarp
N: Thin endocarp
(3c)
(i) Both specimen contains seed
(ii) Both specimen fleshy mesocarp
(iii) Both specimen soft endocarp
(3e)
(i) By animal
(ii) Axle
(3f)
(PICK ANY ONE)
-It is used as food spices
-It is an important cash crop
-It is a rich source of vitamin C
WAEC Biology Exam
WAEC (West African Examinations Council) conducts Biology exams as part of its assessment of students' knowledge and understanding in the subject. The Biology exam administered by WAEC covers various topics within the discipline, including but not limited to:
The WAEC Biology exam consists of both theoretical and practical components. The theoretical section typically includes multiple-choice questions, short-answer questions, and essay-type questions, requiring students to demonstrate their knowledge and understanding of the subject matter. The practical section involves conducting experiments or analyzing biological specimens to assess students' practical skills and ability to apply scientific methods.
WAEC Biology Practical Questions and Answers 2023: FAQs
The West African Examinations Council (WAEC) is a legally established examination board responsible for conducting and determining the required examinations in English-speaking West African countries. Its primary objective is to administer examinations and award certificates that are recognized internationally.
Yes, it is common for the WAEC Biology Practical exam to have two sets, often referred to as Set A and Set B.
Yes, the WAEC Biology Practical exam will be based on specimen
One set of the WAEC Biology Practical exam is 2 hours long.
The WAEC exam covers a wide range of subjects, including English Language, Mathematics, Sciences (such as Biology, Chemistry, Physics), Social Sciences, Arts, and Languages.