WAEC Health Science Practical 2023 Answers & Questions

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WAEC Health Science Practical Questions and Answers 2023. For the National exam Council (May/June 2023. waec Health Education Practical Answers 2023. This article will provide you with a variety of questions, as well as answers to the questions on your WAEC Health Science Practical exam 2023. This article will help you to understand what you will be asked in the WAEC Health Science Practical answers 2023.


Health Education/Health Science 3 (Alternative to Practical Work) – 09:30am – 11:15am


(i) Stunted growth
(ii) Severe weight loss
(iii) Loss of appetite
(iv) Fatigue and weakness
(v) Edema
(vi) Loss of muscle mass


-Inadequate protein intake
-Infections and diseases
-Lack of proper breastfeeding

-Inadequate protein intake:
(i) Consuming a diet that is primarily based on starchy staples without enough protein-rich foods like meat, fish, eggs can lead to protein deficiency.
(ii) A diet that is low in protein, especially for an extended period of time, can lead to kwashiorkor

-Infections and diseases:
(i) Certain infections and diseases can impair the body’s ability to absorb and utilize proteins effectively.
(ii) Conditions such as gastrointestinal infections, parasitic infestations, chronic diarrhea, and other diseases that cause malabsorption can increase the risk of developing kwashiorkor.

-Lack of breastfeeding:
(i) The absence of breastfeeding can contribute to defieciency in protein and other vital nutrients which leads kwashiokor
(ii) When infants are weaned too early, they are more susceptible to kwashiokor

(i) Legumes
(ii) Eggs
(iii) Milk
(iv) Potatoes
(v) Oats
(vi) Spinach
(vii) Tomatoes

A: Kyphosis
B: Scoliosis
C: Knock-knees
D: Bow Legs

(i) Genetic factors: It may be inherited from parents who have similar issues.

(ii) Injuries: Accidents and injuries can also cause postural defects by affecting the muscles and bones.

(iii) Aging: As we age, our muscles and bones change, leading to an increased risk of postural defects and other musculoskeletal problems.

(i) Pain and discomfort: It can cause pain and discomfort in various parts of the body, specifically the back, neck, shoulders, and hips. Over time, this pain can negatively impact an individual’s quality of life.

(ii) Reduced mobility and flexibility: It can limit a person’s range of motion and flexibility. This can make it difficult to perform everyday tasks, such as bending, reaching, or lifting. Overall, it can hinder an individual’s ability to move with ease and lead to discomfort while performing certain activities.

(i) By Exercise: Regular exercise that focuses on improving posture can help to correct postural defects. Such exercises may include stretching, strength training, and aerobic exercises, which can improve muscle tone, flexibility, and body awareness.

(ii) By Physical therapy: A physical therapist can evaluate a person’s posture and provide recommendations for correction. This may involve performing specific exercises, utilizing postural supports, or receiving manual therapy to help improve alignment and reduce pain. A physical therapist can also help to identify any underlying musculoskeletal conditions that may be contributing to the postural defect and develop a plan to address these concerns.

(i) Structural design flaw
(ii) Poor construction practice
(iii) Aging and lack of maintenance
(iv) Natural disasters

(i) Adequate building design and construction
(ii) Regular maintenance and inspection
(iii) Building code enforcement
(iv) Proper design and construction
(v) Regular inspection

(i) Safety
(ii) Adequate space
(iii) Good ventilation
(iv) Adequate privacy

(i) Psychological trauma
(ii) Displacement
(iii) Physical safety
(iv) Economic impact

(i) Air pollution
(iii) Water pollution

(i) Water pollution
(ii) Air pollution

(i) Pills
(ii) Calendar rhythm method
(iii) Condom
(iv) Intrauterine device

(iii) Vaginal
(iv) Uterus

(i) Condoms do not physically alter the fertility of the person using them.
(ii) It is easy to use.

(i) It protects against pregnancy for 5 or 10 years, depending on the type.
(ii) It does not interrupt sex.

(i) Vasectomy
(ii) Tubal ligation.

(i) Air pollution
(ii) Water pollution
(iii) Noise pollution

(i) The eye
(ii) The nose
(iii) The ear
(iv) The skin

(i) Government should implement and enforce stricter regulations
(ii) Government should promote cleaner production technologies
(iii) Government should encourage sustainable practices
(iv) Governemnt should support renewable energy sources
(v) industrial pollution and involving them in decision-making processes can lead to more effective solutions.
(vi) Governments should provide assistance to communities affected by industrial pollution.

(i) Water pollution can cause waterborne diseases, gastrointestinal disorders, and long-term health issues.
(ii) Prolonged exposure to excessive noise can lead to hearing loss, stress, sleep disturbances, and cardiovascular problems.
(iii) Living in close proximity to industrial sites can cause chronic stress, anxiety, and mental health issues due to the noise pollution.
(iv) Prolonged exposure to toxic chemicals and gases can lead to respiratory problems, aggravate existing conditions like asthma, and increase the risk of lung cancer.

(i) Lung cancer
(ii) Mental health disorders
(iii) Cardiovascular disease
(iv) Stroke

(i) Peer pressure
(ii) Low self-esteem
(iii) Social or environmental factors

(i) Secondhand smoke exposure: Non-smokers who are exposed to secondhand smoke can develop various health problems, such as lung cancer, heart disease, and stroke.

(ii) Economic costs: Smoking can cause a significant economic burden on society. It can lead to increased healthcare costs, decreased work productivity, and premature death, which can have devastating effects on families.

(iii) Environmental pollution: Smoking contributes to environmental pollution by releasing toxic chemicals into the air, soil, and water. This pollution can affect wildlife, vegetation, and even entire ecosystems.

(i) The heart
(ii) The lungs
(iii) The liver
(iv) The kidney
(v) The skin

(i) Nicotine
(ii) Ammonia
(iii) Tar
(iv) Carbon monoxide
(v) Formaldehyde

(i) Educate them about the dangers of smoking
(ii) Limit exposure to smoking
(iii) Encouraging children to engage in healthy activities, such as sports and exercise
(iv) Monitoring their behavior

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