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On this page, we shall also provide you with some WAEC sample questions and answers on biology to help you prepare for the exam. However, we still work towards providing you with the real answers.
SEE ALSO: WAEC Physics Questions and Answers
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WAEC Biology Objectives Questions and Answer
The 2023 WAEC biology questions and answers are divided into two sections (A & B). Where A is usually objectives with possibly 60 questions while B is always made up of 6 to 7 essay questions.
Below are the WAEC biology questions and answers
1. A cell is a functional unit of living organisms due to
A. multicellular organisms are made up of cells
B. all cells in a multicellular organism function as a single cell
C. the function of a multicellular organism is the sum total of the functions of its constituent cells
D. the function of a single cell is superior to that of the multicellular organism
E. the cells of a multicellular organism are similar in structure
ANSWER: A ( multicellular organisms are made up of cells )
2. The organelle that eliminates water from the body of protozoa is
A. plasma membrane
B. contractile vacuole
C. cell wall
ANSWER: B ( contractile vacuole )
3. Spirogyra is known to be a multicellular plant due to ____
A. its cells are linked together by cytoplasmic strands
B. its cells are joined to form organs
C. the cylindrical cells are linked end to end
D. the filaments consist of one cell only
E. it is an alga containing large vacuoles
ANSWER: A (its cells are linked together by cytoplasmic strands)
4. The mechanism of gaseous exchange in living organisms is controlled by ____
ANSWER: C (diffusion)
5. Which of the following statement is true about diffusion?
A. it involves the movement of water molecules only
B. Molecules move from a region of higher concentration to a region of lower concentration
C. differentially permeable membrane must be present for diffusion to occur
D. It involves when a solute can no longer dissolve in a solvent of only solute molecules into the Bowman’s capsule
E. It occurs when a solute can no longer dissolve in a solvent
ANSWER: E (It occurs when a solute can no longer dissolve in a solvent)
WAEC Biology Theory Questions and Answers 2023/2024 (Paper 1)
The questions always come in this format
1. (a) Describe briefly the role of the stomach in digestion.
(b) Name three parts of plants in which food can be stored
(c) Explain briefly how the level of sugar in the mammalian blood can be regulated.
2. (a)(i) What is sexual reproduction?
(ii) Name four organs in mammals that produce sex hormones.
(iii) Name one sex hormone produced by each of the organs named in 2(a)(i).
(b) In a tabular form outline three differences between reproductions in lizards and birds.
(c) (i) How are identical twins forms in humans?
(ii) State three characteristic features of identical twins.
3. (a) Explain the following terms:
(ii) symptoms of diseases
(b) (i) List two physical and two chemical barriers that prevent pathogens from penetrating the body of an organism.
(ii) Explain how vaccination protects the body from contracting infectious diseases.
(c) Distinguish between an antibody and an antigen.
(d) Name the causative agents of: (i) Malaria; (ii) Cholera; (iii) AIDS.
4. (i) What is respiration?
(ii) In a tabular form, state four differences between gaseous exchange and aerobic respiration
(b) (i) Explain the term residual air.
(ii) What is the importance of residual air to mammals?
(iii) State four characteristic features associated with respiratory structures.
(c) (i) What is oxygen debt?
(ii) Outline three activities that can result in oxygen debt.
5. (a) (i) What is conservation?
(ii) State six factors responsible for the decline of the abundance and variety of wildlife.
(b) Outline six ways in which the government can improve the situation in 5(a) (ii) above.
(c) (i) What is Eutrophication?
(ii) State two causes of eutrophication.
In general, getting a high grade is all about getting the highest percentage overall on the tests you are taking.
Also, Exam points are typically the most difficult to earn and you must ensure that you score all the easy — or at the very least easy — points correctly.
DISCLAIMER: The questions above are not expo but guide. They are biology possible questions and answers which are designed to help you prepare for the forthcoming examination.
Tips to Pass WAEC Biology Examination
- Set a goal and work to achieve it.
- You’ve decided to take WAEC Biology. The next step is to set goals.
- Create a timetable and master plan for achieving your goals.
- Purchase the recommended Biology Textbook for the 2022 WAEC Exam.
Get more tips to help you pass your WAEC.
WAEC generally recommends books for the exam. Aside from WAEC Literature in English, where some novels are required and others are not, you may use any excellent Biology textbook to prepare for the WAEC 2022 examination.
Nonetheless, some textbooks are more difficult to understand.
As a result, if you’re struggling to understand a subject, you should get the right textbook to simplify the subject and make life easier for you.
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