Correct Answer: C

Rationale: The primary focus of the Integrated Management of Childhood Illness (IMCI) strategy is the prevention and treatment of major childhood illnesses. The IMCI strategy aims to reduce child mortality and morbidity by emphasizing a holistic approach that includes preventive measures along with curative interventions.

Correct Answer: C

Rationale: Malaria is caused by the Plasmodium parasite that is transmitted to humans through the bite of infected Anopheles mosquitoes. These mosquitoes act as vectors in transmitting the disease from one host to another. The other choices, Measles, Tuberculosis, and Hepatitis B, are not vector-borne diseases. Measles is a highly contagious airborne viral infection, Tuberculosis is an airborne bacterial infection, and Hepatitis B is a bloodborne virus.

Correct Answer: B

Rationale: Children aged 1-4 years are most vulnerable to protein-energy malnutrition (PEM) due to their rapid growth and development, increased nutritional requirements, and sometimes inadequate diets. This age group is particularly susceptible to malnutrition if they do not receive adequate protein and energy-rich foods to support their growth and development.

Correct Answer: C

Rationale: Folic acid, a B vitamin, is essential for the development of the neural tube in the early stages of pregnancy. Adequate intake of folic acid before conception and during early pregnancy significantly reduces the risk of neural tube defects in the baby. It is recommended that women of childbearing age consume folic acid daily to support a healthy pregnancy.

Correct Answer: B

Rationale: The Global Immunization Vision and Strategy (GIVS) aims to improve access to high-quality immunization services globally. This objective focuses on enhancing the availability and quality of immunization services to ensure that more individuals have access to vaccines to prevent diseases.