Doctors are seeing an alarming increase in the number of cases of tuberculosis (TB) that is resistant to drugs commonly used to treat the disease. TB is difficult to pass to other people without prolonged contact, but it is often fatal if it is not treated. How will doctors most likely respond to someone who has an active case of drug-resistant tuberculosis?
HIV, the virus that causes AIDS, is transferred through body fluids. People once thought that HIV infections were untreatable. Now, many people live relatively long and healthy lives despite being infected with HIV. This is possible because science helped
The ecosystem is the lowest level of the biosphere hierarchy to include _______.
Which of the following is not an example of an abiotic factor?
A recent study has shown an increase in the number of predators in an ecosystem. Which of the following is a possible cause for the growth?
A portion of grass in a prairie ecosystem was destroyed by wildfire. What will most likely happen to the population of bison that feed on the grass?
What does an ecopsychologist study?
How can irradiation solve a societal problem?
How did improving treatment of patients with antibiotics lead to a new problem?
Pasteurization is a process that heats milk to remove disease-causing organisms. It does not change the nutritional value or taste of the milk. Some other foods can also be pasteurized. However, if meat is heated, its quality, including taste, change. Which was developed to allow for a similar effect without the loss of food quality?
Which is a type of irradiation used to prevent food-borne illnesses?
In response to scientific understanding about food-borne disease, what have scientists and health officials recommended be used to keep people safe without affecting the taste or nutrient content of foods such as lettuce and other vegetables?
In general the warmest biomes in the world are found _______.
Environmental engineers minimize the impact of land development on the environment.
Which type of environmental scientist is most likely to study the effects of air pollution on asthma?
The proper order, from smallest to largest, for the levels of organization is _______.
Which of the following groups of environmental science careers are most similar?
Which ecosystem contains 32% of the world's producers?
Which type of environmental scientist is likely to study the interactions of gorillas?
What types of organisms will be affected by a decreased supply of water in an ecosystem?
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