WAEC Biology questions and Answers 2022 are here! Flexyinfo will provide you with WAEC Biology objective and theory repeated questions for no cost. It will also explain the way WAEC Biology questions are set and other examination information.
However, Before taking the WAEC exam, discover ways to assess yourself and discover your weaknesses so that you can ensure that you’re ready.
Also, learn and master the WAEC biology exam questions and answers provided below.
Disclaimer: We would like to state categorically our firm position that flexyinfo.com doesn’t offer expo to students in Nigerian secondary schools, but instead provide guides.
WAEC Biology Objectives ( Review)2022/2023
The 2022 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 )
More Biology Questions to Keep in Mind
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)
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Biology Questions and Answers for 2022/2023 (Theory 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.
More Biology Questions to Keep in Mind
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.
Tips to Get through WAEC Biology Exam Questions 2022/2023
1. Set a goal and work towards achieving it
2. You’ve decided to take WAEC Biology, What you need to do next is set objectives.
3. Make a schedule and master plan for achieving your objectives.
4. Get the recommended Biology Textbook for the 2022 WAEC Examination
In general, WAEC recommends books for the exam. However, besides WAEC Literature for English where some novels are mandatory and others are not, you are free to utilize any excellent Biology textbook to prepare for the WAEC 2022 examination.
Notwithstanding, certain textbooks are harder to comprehend.
Therefore, If you are dealing with a subject you’re struggling to comprehend, you should get the right textbook to simplify the subject and make life easier for you.
Don’t skip Biology Exercises and Examples you will encounter while reading
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