2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers: 2020 WAEC MAY/JUNE HEALTH SCI. ANSWERS Night before Exam

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HEALTH OBJ
1-10: DCDDDDCCBC
11-20: ADDCBCCBAC
21-30: DDBBCAACCA
31-40: CACACBCDCC
41-50: DDBCACCDCC

 

==COMPLETED==



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(1a)
(i) Inadequate diet
(ii) Lack of access to food
(iii) It is caused by food allergy
(iv) Lack of appetite
(v) lack of safe drinking water

(1b)
(i) Egg white: Biurette reagent
(ii) Boiled yam: Iodine
(iii) Margarine: Sudan III


2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)
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(2a)
Hormones are chemical messengers that are secreted directly into the blood, which carries them to organs and tissues of the body to exert their functions.

(2b)
(i)it helps in preventing people from transmitting diseases to people and family.
(ii)It helps in separating patients from others to prevent transmission to healthy people.

(2c)
(i)The flu.
(ii)The common cold.
(iii)Chickenpox.
(iv)Measles.


2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)

2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)

(3)
(i)Prevent bone damage
(ii)Protect some internal organ
(iii)Ensure the bone move smoothly in the joint
(iv)It can cushion and deaden load


2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)

2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)
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(4)
(i)Eat a balanced diet.
(ii)Get regular exercise.
(iii)Drink more water.
(iv)Cut down on caffeine.
(v)Get good sleep


2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)
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(5)
(i) Maternal health programme
(ii) Child health programme.


2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)
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(6)
Excretion is the removal of waste product of metabolism from the body.


2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)
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2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)
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(7a)
Tabulate.
(i)
Cell; Muscle cell
Location; Walls of the heart
Function; Contract the heart to pump blood

(ii)
Cell; Nerve cell
Location; Skin surface
Function; Sensitivity

(iii)
Cell; Reproductive cell
Location; Fallopian tube
Function; Waits for sperm in order to fuse to form a zygote

(7b)
(i) Leukaemia
(ii) Heart attack
(iii) Atherosclerosis
(iv) Cardiac Ischemia
(v) Mitral valve regurgitation

(7ci)
Environment: The sum of your total surroundings- your family, where you grew up, where you live now, and all of your experiences.
-Your environment also includes the people in your life as well as your culture.

(7cii)
Heredity: all the traits and properties that are passed along biologically from both parents to the child.
-You inherit physical traits such as the colour of your hair and eyes, shape of your nose and ears, as well as your body type and size.

(7cii)
LifeStyle; Your Lifestyle includes your family and other people you come into contact daily. a person who is surrounded by individuals who show love, support, strength, and things you do and your way of life.


2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)
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(8ai)
(i)First pubertal change: enlargement of the testicles

(ii)Penis enlargement: begins approximately 1 year after the testicles begin enlarging

(iii) The appearance of pubic hair: 13.5 years old

(iv)Nocturnal emissions (or "wet dreams"): 14 years old

(v)Hair under the arms and on the face, voice change, and acne: 15 years old

(8aii)
(i)First pubertal change: breast development

(ii)Pubic hair development: shortly after breast development

(iii)Hair under the arms: 12 years old

(iv)Menstrual periods: 10 to 16.5 years old

(v)body shape will change. For example, her hips will widen.

(8bi)
(i)Using tobacco
(ii)Obesity
(iii)Alcohol
(iv)Viral infections, such as human papillomavirus (HPV)
(v)Exposure to radiation

(8bii)
(i)Eating a healthy diet
(ii)Protecting the skin from Sun
(iii)Get immunized (HPV & HEPATITIS VACCINES)
(iv)Finding precancerous conditions early.
(v)Avoid alcohol and Maintain a healthy weight and be physically active.


2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)
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(9ai)
pulmonary circulation: The pulmonary circulation is the portion of the circulatory system which carries deoxygenated blood away from the right ventricle, to the lungs, and returns oxygenated blood to the left atrium and ventricle of the heart. 

(9aii)
Systemic circulation: Systemic circulation carries oxygenated blood from the left ventricle, through the arteries, to the capillaries in the tissues of the body.

(9b)
(i) Peptic Ulcer Disease
(ii) Constipation
(iii) Gallstones
(iv) Gastroesophageal Reflux Disease
(v) Inflammatory Bowel Disease


(9c)
(i) Conduction
(ii) Convection
(iii) Radiation
(iv) Evaporation


(9di)
(i) Streams 
(ii) Rivers
(iii) Wells

(9dii)
(i) Screening
(ii) Coagulation
(iii) Filtration
(iv) Disinfection


2021 WAEC MAY/JUNE HEALTH SCI. Questions & Answers (ESSAY, OBJ, THEORY, PRACTICALS ETC)
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QUESTIONS AND ANSWERS FOR 2021 WAEC MAY/JUNE HEALTH SCI. ANSWERS


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Updated At: April 17th 2021, (05:04:21)

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