WAEC Biology Questions and Answers/Complete WAEC Biology Questions and Answers: Essay and objective WAEC GCE Biology 2023 questions and answers, Hello and welcome to the 2023 WAEC Biology in English Questions and Answers page. WAEC GCE Biology Objective And Theory Answers, WAEC Biology Essay 2022, WAEC GCE 2023 Biology, and the tips you need to pass your WAEC GCE Biology exam easily are all available here.
Complete WAEC Biology Questions and Answers(Expo)
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GCE Biology Answers for Today:
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Please keep in mind that the answers provided below are for the 2020 November/December waec examination.
No (1b)
i. Development and growth. After meiosis has produced a gamete, which has fused with another gamete to form an embryo, the embryo grows through mitosis.
ii. Cell replacement.
iii. Asexual reproduction.
No (2)
(3a)
| BIOLOGICAL ASSOCIATION | EXAMPLE |
| Commensalism | Sharks and remora fish, Tigers and golden jackals |
| Mutualism | Bees and flowers, humans and bacteria in the gut |
| Parasitism | Humans and tapeworms, cows and ticks |
| Neutralism | Rainbow trout, dandelion cactus, and tarantulas |
(3b). Pollution is defined as the introduction of harmful materials or substances into our environment, resulting in negative charges.
(3ci)
(I) It contributes to global warming
(ii) It has a large carbon footprint
(3cii)
(I) it contributes to global climate change
(ii) it emits mercury, a neurotoxin, and carbon dioxide
(3ciii)
(I) When it spills into aquatic bodies, it kills aquatic life;
(ii) when it spills on land, it reduces food productivity.
(3)
6a)
(i) Dominance is defined as one or more species exerting a significant controlling influence over all other species due to their number, size, productivity, or related activities.
(ii) Population size: Population Size is the number of individual organisms in a population is referred to as population size.
(iii) Density: The number of living organisms per unit surface area or volume.
(6b)
(i) The frog breathes through its skin as well as its lungs.
(ii) They have webbed feet that allow them to swim. (iii) They have long and powerful hind limbs that allow them to leap and catch their prey.
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(6c)
(i) This is an incorrect blood transfusion. The blood will agglutinate, resulting in death. In such a case, a reaction known as hemolytic transfusion reaction occurs, causing the patient’s body to produce antibodies that attack the new blood cells.
(ii) The patient’s blood is tested to find a match for transfusion.
(iii) Discontinuous variation
(iv) For a successful blood transfusion, it is important to know the patient’s blood group and rhesus factor
(6di)
(i) Bacteria
(ii) Plants
(iii) Animals
(6dii)
(i) Nitrosomoners
(ii) Nitrobacta
(iii) Fungi
(6e)
(i) Cook the food thoroughly;
(ii) always cover the food, and
(iii) keep the environment clean.
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Complete WAEC GCE Biology Questions and Answers – (Practice)
These are not exactly WAEC Biology questions and answers from 2022, but likely WAEC Literature questions and answers. WAEC Biology Questions and Answers:
These questions are strictly for practice. However, on the day of the WAEC GCE Biology exam, the 2022 WAEC GCE Biology expo will be posted on this page. Keep checking back and refreshing/reloading this page for updates.
1. Which of the following animal groups does not have a nervous system?
(a) Porifera,
(b) Cnidaria
(c) Platyhelminthes
(d) Nematoda.
2. The structural and pointed similarities between Paramecium and Euglena are found in
(a) the shape of the locomotory organs
(b) the blunt anterior and pointed posterior
(c) the presence of micro and mega nuclei in both.
(d) the presence of contractile vacuoles in the anterior and posterior limbs
3. Which of the following organisms cannot exist independently?
(a) Chlamydomonas
(b) Amoeba
(c) Paramecium
(d) Plasmodium
An Arthropod is depicted in the diagram below. Examine it and respond to question 4
4. The Arthropod in the diagram is not an insect because
(a) it has a large head that almost equals the “thorax.”
(b) contains eight
(c) lacks visible eyes on the head
(d) consists of the head, thorax, and abdomen
WAEC GCE Biology Questions and Answers!
5. Which of the following cell organelles is the site of ATP production?
(a) Lysosome
(b) Nucleus
(c) Mitochondrion
(d) Ribosome
6. An example of osmosis in plants is the…
(a) movement of water through the xylem
(b) loss of water vapor from stomata
(c) transaction of food through the phloem
(d) absorption of water from the soil by the root.
7. The organism capable of both autotrophic and heterotrophic nutrition is
(a) Chlamydomonas
(b) Eudorina
(c) Euglena
(d) Spirogyra.
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The diagram below depicts a section of the human skeleton. Examine it and answer questions 8 to 10.
8. The diagram depicts the bones of the
(a) upper arm
(b) lower arm
(c) upper leg
(d) lower leg.
9. Which of the labeled parts articulates with the trochlea’s head to form a hinge point?
(a) I
(b) II
(c) III
(d) IV
10. The labeled part that provides a surface for the attachment of the triceps is
(a) I
(b) II
(c) III
(d) IV.
The diagram below illustrates
11. A transverse section of a
(a) 0dicotyledonous root
(b) a monocotyledonous root
(c) a dicotyledonous stem
(d) a monocotyledonous stem.
12. Which of the following actions does not occur in humans during exhalation?
(a) The volume of the thoracic cavity decreases
(b) the diaphragm flattens
(c) the ribs move down and in
(d) air pressure increases in the thoracic cavity
WAEC GCE Biology Questions and Answers…(contd)
The urinary tubule in a mammal is depicted in the diagram below. Examine it and answer questions 13–15.
13. Which of the following substances is only found in Part II?
(a) Lipids
(b) Proteins
(c) Salts
(d) Water
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14. The part with the lowest urea concentration is labeled
(a) I
(b) II
(c) III
(d) IV.
15. Which of the following substances has a higher concentration in the part labeled IV than in the part labeled I?
(a) Lipid
(b) glucose
(c) urea
(d) uric acid.
16. Amino acid deamination in the liver results in
(a) blood sugar
(b) glycogen
(c) bile
(d) urea.
17. Which of the following glands is also an exocrine gland?
(a) Ovary
(b) Pancreas
(c) Adrenal
(d) Thyroid
18. Which of the following sequences is the correct path for impulse transmission along a reflex arc?
(a) Receptor → sensory neurone → synapse intermediate neurone → synapse → motor neurone effector
(b) Receptor → motor neurone → synapse → intermediate neurone → synapse → sensory neurone → effector
(c) Effector → intermediate neurone → synapse → motor neurone → synapse →sensory neurone → receptor
(d) Effector → motor neurone → synapse → sensory neurone → synapse → intermediate neurone → receptor
19. When viewing an object that is close to the human eye, the
(a) eye lens thins.
(b) the ciliary muscles relax
(c) Suspensory ligaments become taut
(d) the lens of the eye becomes fat
WAEC GCE Biology Questions and Answers….contd
The diagram below depicts human sperm. Study it and respond to questions 20 and 21.
20. The part labeled I is the
(a) acrosome
(b) nucleus
(c) mitochondrion
(d) tail.
21. The function of the part labeled II is to
(a) fuse with the ovum during fertilization
(b) generate energy for the sperm to swim to the fallopian tube
(c) assist the sperm in swimming forward
(d) dissolve the membrane of the egg during fertilization.
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22. Among syncarpous pistils, which of the following types of placentation is not common?
(a) Marginal
(b) Axile
(c) Parietal
(d) Central (free)
23. The complex energy-rich organic matter required for life by living organisms is
(a) water
(b) air
(c) food
(d) mineral salts.
24. Which of the following processes is associated with photosynthesis? I. Sunlight energy is absorbed II. Carbon dioxide is produced III Oxygen is released; IV Glucose is synthesized.
(a) I and II only
(b) I, II, and IV only
(c) I, III, and IV only
(d) I, II, III, and IV only
25. Which of the following functions is associated with calcium in plants? Formation of
(a) cell walls
(b) ribosomes
(c) Proteins
(d) Cell membrane
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GCE Biology Essay and Answer 2023 – WAEC
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GCE Theory And Objectives Answers 2023 – WAEC Biology
The West African Examination Council controls, sets, and marks this exam, WAEC GCE Biology 2022. This WAEC GCE Exam is only for candidates who are not currently enrolled in school.
Biology WAEC GCE Answers and questions include questions that will put the candidate’s knowledge of biology to the test.
As a result, understanding it and writing the correct answers in the exam hall is critical. WAEC GCE is critical for any candidate who did not pass his or her paper in school but would like to continue his or her education.
It is the platform designed to assist these candidates in having their complete papers and being able to use them in any institution, thus passing WAEC GCE.
Simple Ways to Pass WAEC Biology Examination in 2023 – GCE
In fact, there are some simple steps you can take in order to easily pass your Biology exam. These are the tips we provided below to help you pass the 2022/2023 WAEC Biology questions and provide correct answers.
- WAEC 2023 Biology practical syllabus: The very first thing you should consider is a practical syllabus. If you are familiar with the Biology syllabus, you will be able to determine where to focus your efforts. So I recommend that you obtain this WAEC GCE Syllabus for Biology.
- WAEC GCE Past Biology questions should come to mind. Having previous questions for any subject helps you to understand the manner and nature of the questions you should expect from that subject so that you can respond appropriately.
- After you have obtained all of these items, the next step is for you to sit down and effectively study this subject (Biology), and all of the WAEC GCE Biology Questions will be very simple for you.
- Finally, I recommend that you have a solid understanding of the various biological terms and reactions, as this will be required of you.
Sure 2023 Biology Questions and Answers Expo/Runs
For those of you looking for WAEC GCE Biology objectives and theory Answers/expo, this is the right place and time for your to get it.
All you have to do is stay on this page and refresh it on a regular basis to see when new information about this subject is posted. WAEC GCE 2022 Biology Answers can be found below.
The West African Examination Council sets and controls all WAEC GCE questions. As a result, no one has the right to have the questions before the exam, so be wary of fraudsters.
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