Question

QUESTION 1 In which region of the world would the burden from indoor air pollution be the greatest?

A. Latin America B. The Middle East C. South Asia

QUESTION 2 The leading environmental risk factors for DALYs lost in low-income countries is:

A. Lack of Vitamin D B. Unsafe water, lack of sanitary disposal of human waste, and poor hygiene C. Leaded gasoline

QUESTION 3 What is the most cost-effective approach to reducing indoor air pollution in sub-Saharan Africa and South Asia? A. Improving mechanisms for venting smoke B. Moving the kitchen away from the main part of the houses C. Promoting the use of improved stoves

QUESTION 4 Which of the following describes a waterborne infection?

A. The pathogen is in water that is ingested B. Transmission by insects that breed in water or bite near water C. Person-to-person transmission because of a lack of water for hygiene

QUESTION 5 Which of the following is a health effect associated with outdoor air pollution?

A. Respiratory irritation B. Skin cancer C. Schistosomiasis

QUESTION 6 Which of the following is a waterborne disease?

A. Malaria B. Cholera C. Dengue

QUESTION 7 Which of the following is a waterborne disease?

A. Hookworm B. Malaria C. Cholera

QUESTION 8 Which of the following is responsible for the largest number of DALYs lost in low- and middle-income countries?

A. Urban air pollution B. Lack of proper sanitation, unsafe water, and poor hygiene C. Exposure to toxic chemicals

QUESTION 9 Which of the following is the largest cause of the burden of disease in low- and middle-income countries?

A. Outdoor air pollution B. Indoor air pollution C. Toxic chemicals in the soil

QUESTION 10 Which of the following is the largest contributor to the burden of disease in low- and middle-income countries?

A. Indoor air pollution B. Climate change C. Outdoor air pollution

QUESTION 11 Which of the following sanitation technologies would buy the most health gained in a rural area of a low-income country for the lowest cost?

A. Building pit latrines B. Building a small bore sewer C. Building septic tank systems

QUESTION 12 Which of the following would buy the most health gained in a rural area of a low-income country at the least cost?

A. Building pour flush latrines B. Building pit latrines C. Building a piped sewerage system

QUESTION 13 Which of the following would provide the most health gains at the least cost in an uneducated rural area of a low-income country?

A. Building a piped water supply system B. Promoting a community-based hand washing scheme C. Building a piped sewerage system

QUESTION 14 Which of the following would see the most improvement in health at the lowest cost per DALY averted in a rural area of a low-income country?

A. Promoting a piped water supply system B. Promoting community wells C. Promoting hand washing with soap

QUESTION 15 Who is most affected by poor environmental conditions indoors?

A. Men working in urban cities B. Women and children in urban areas of middle-income countries C. Poor women and children in low-income countries