NECO 2022: Health Science Objective & Essay Answers.

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Reproduction is a fundamental feature of all living organisms and is a biological process by which living organisms produce offspring similar to them.


-Fallopian tube-
(i)They collect the mature ovum from ovaries and provide passage to the fertilized ovum to reach the uterus for implantation.

(i)They produce eggs for fertilization and make the hormones estrogen and progesterone.

endocrine system is a messenger system comprising feedback loops of the hormones released by internal glands of an organism directly into the circulatory system, regulating distant target organs.

(vi)pineal body.


Cell is the smallest unit that can live on its own and that makes up all living organisms and the tissues of the body.

(i)Mitotic takes place in the somatic cells of the body While Meiotic takes place in the germ cells of the body
(ii)Mitotic This cell division occurs in both the sexually reproducing as well as asexually reproducing organisms while Meiotic This cell division occurs only in sexually reproducing organisms
(iii)Mitotic The cell divides only once while Meiotic This division involves two cell divisions. Namely, Meiotic I and Meiotic II
(iv)Mitotic Interphase occurs prior ro each division while Meiotic Interphase I occurs prior to Meiotic I and a short interval occuring before Meiotic II is called interkinesis

(i)Clean. Wash your hands and work surfaces before, during, and after preparing food.
(ii)Separate. Separate raw meat, poultry, seafood, and eggs from ready-to-eat foods.
(iii)Cook. Cook food to the right internal temperature to kill harmful bacteria.

Family planning is “the ability of individuals and couples to anticipate and attain their desired number of children and the spacing and timing of their births.

(i)calendar rhythm
(ii)basal body temperature

(3ai) Causative organism: Vibrio cholerae bacteria

(3aii) Mode of transmission:
– by drinking water or eating food contaminated with cholera bacteria
– the feces of an infected person that contaminates water or food.
– inadequate treatment of sewage and drinking water.

(3aiii) Symptoms:
– Rapid heart rate
– Loss of skin elasticity
– Low blood pressure
– Muscle cramps

(3aiv) Preventive/control measures:
– Avoid raw shellfish and most other raw foods
– Wash your hands often
– Use bottled or boiled water to brush your teeth or prepare food

– Leishmaniasis
– Toxoplasmosis

Immunization is the process whereby a person is made immune or resistant to an infectious disease, typically by the administration of a vaccine.

– Measles
– Poliomyelitis


Juvenile delinquency is any young person whose conduct is characterized by antisocial behaviour that is beyond parental control and subject to legal action.

(i)Broken Homes; In a home may be broken up if one or both parents have died, one or both parents are suffering from serious health problems.

(ii)Poverty; most of the time children in such homes will be left uncared for. These children fall under the influence of gangsters knowingly or unknowingly and they develop a desire for money which would lead to delinquency.

(iii)Bad company; If the child joins a bad companionship or a group, it might lead to a change in the attitude of the child and there are high chances of him becoming delinquent. In other words If they are into bad companionship, this might lead to committing crimes.

Rural-urban migration is both a socioeconomic phenomenon and a spatial process involving the movement of people from rural areas into cities, either permanently or semipermanently. At present, it occurs mainly in developing countries as they undergo rapid urbanization.

(i)”John schools” and “john shaming”
(ii)Community education programs

(i)Transportation; can be lifesaving to an elderly person.
(ii)Medication; Senior citizens need proper medication to remain healthy

A terminal diseases is an illness or condition which cannot be cured and is likely to lead to someone’s death. It’s sometimes called a life-limiting illness.

(i)advanced cancer.
(ii)lung disease.


Drug addiction is a disease that affects a person’s brain and behavior and leads to an inability to control the use of a legal or illegal drug or medication.

(i) Stimulants
(ii) Depressants
(iii) Opioids
(iv) Hallucinogens

(i) Social influence
(ii) Instant gratification
(iii) Escape and self-medication

A refugee is someone who has been forced to flee his or her country because of persecution, war or violence.

(i) Access to clean water and sanitation and hygiene
(ii) Access to Energy and Environmental Protection

NEMA – National Emergency Management Agency

UNFPA – United Nations Population Fund


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