(PLEASE ANSWER ALL QUESTIONS.) NOT ONLY ONE QUESTION. ALL QUESTIONS. THAK YOU QU

Question

(PLEASE ANSWER ALL QUESTIONS.) NOT ONLY ONE QUESTION. ALL QUESTIONS. THAK YOU

QUESTION 1 "Export of hazards" describes the process of

a. Sharing biologic agents with other countries

b. Installing chimneys in households using open wood fires

c. Outsourcing dangerous technologies from high-income countries to low-or-middle-income countries

d. None of the above

QUESTION 2 ________ accounts for the largest percentage of world water use

a. Industry

b. Towns, municipalities

c. Agriculture

d. Tourism

QUESTION 3 According to the Scientific American 2008 article "Facing the Freshwater Crisis", the technologies and policies tools required to conserve existing freshwater and secure more of it are known

True False

QUESTION 4 According to the Scientific American 2008 article " Facing the Freshwater Crisis", there are several factors determining the availability of water in a given place, such as location and ability to pay

True False

QUESTION 5 Sanitation coverage is lowest in ________ and in sub-Saharan Africa, where two-thirds of people do not have access to improved sanitation

a. South America

b. South Asia

c. Mid-East

d. Siberia

QUESTION 6 Access to safe water, remains below 60 percent of the population in both Sub-Saharan Africa and ______

a. South America

b. Mexico

c. Mid-East

d. Oceania

QUESTION 7 Only about _______% of all water on earth is fresh

a. 10%

b. 5%

c. 8%

d. 3%

QUESTION 8 According to the Scientific American article "Facing the Freshwater Crisis", investment in water facilities as a percentage of gross domestic product has _________ in most countries since the late 1990's.

a. Increased

b. Remained the same

c. Decreased

QUESTION 9 Beef requires more water to supply 10 grams of protein than

a. Poultry

b. Beans

c. Rice

d. All of the above

QUESTION 10 According to Chapter 10 in Merson, the three main categories of health effects from indoor air pollution are infectious respiratory diseases, chronic respiratory diseases and ____________

a. Adverse pregnancy outcomes

b. Polio

c. Infertility

d. All of the above

QUESTION 11 According to Chapter 10 in Merson, the largest environmental health burdens occur in low-and middle income countries with significant household-level risks True False

QUESTION 12 In the poorest developing countries with high mortality, unsafe water and indoor smoke are ranked as numbers three and _____ among leading risk factors for burden of disease

a. 10

b. 5

c. 8

d. 4

QUESTION 13 According to Chapter 10 in Merson, low-level environmental______ exposure in early childhood causes a deficit in neurocognitive development

a. Radon

b. Lead

c. Arsenic

d. None of the above

QUESTION 14 According to Chapter 10 in Merson, _________ appears to be the most widespread cancer hazard in drinking water in the world

a. Lead

b. Nitrates

c. Arsenic

d. None of the above

QUESTION 15 In 2006 WHO researchers estimated the global disease burden attributed to environmental factors at approximately

a. 18%

b. 24%

c. 32%

d. None of the above

QUESTION 16 When human waste is not removed completely from the household "environment" and isolated from drinking water supplies it can lead to outbreaks of

a. Malaria

b. Diarrhea

c. Measles

d. None of the above

QUESTION 17 The urbanized, high-income regions of the world, home to one-fifth of the world's population, contribute approximately what percentage of all greenhouse gas emissions?

a. 20%

b. 25%

c. 50%

d. 75%

e. None of the above

QUESTION 18 It is difficult to estimate the burden of disease attributable to environmental factors in part due to limited knowledge about disease etiology and the latency period between environmental exposures and health outcomes True False

QUESTION 19 In general, the low- and middle-income population are the most vulnerable to the health impacts of environmental degradation and change. True False

QUESTION 20 According to Merson, exposure is the amount of hazard actually encountered by humans in the course of their activities.

True False

Explanation / Answer

1. Option C: In "Export of hazards" means the Outsourcing dangerous technology to the 3rd world countries.

2. Option C: Agriculture accounts 70% of the world water uses.

3. True: We have all the technology in our hand in order to utilize our valuable water resource, we need to restructure our policies only in order to sustain this valuable resource.

4. True: water availability is dependent upon numerous factors in any locality along with the pricing of this valuable resource.

5. Option B: The population without sanitation access live primarily in Asia, sub-Saharan Africa and Latin America and the Caribbean and it's figures are:

Southern Asia – 953 million

Sub-Saharan Africa – 695 million

Eastern Asia – 337 million

South Eastern Asia – 176 million

Latin America & the Caribbean – 106 million

Other areas – 98 million

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