Around the world, people often die from waterborne diseases caused by bacteria and viruses. what is a likely reason for this situation? (2 points)
people drink water that has been contaminated with animal feces.
people bathe using water that has been contaminated by acid deposition.
people cook using water that has high levels of turbidity.
all of the above

Match the vocabulary word with its meaning

Brazilians, like the u.s., communicate directly and you have to be careful with the use of slang. their communication style is a.low-context b. high-context

70 pts answer the following questions in full sentences and paragraphs, using at least 150 words, in the essay box below. 1. which organisms are carnivores? herbivores? omnivores? 2. if the ecosystem is balanced, which populations should be the largest? the smallest? 3. imagine a group of hunters kills half of the rabbit population. how will the other organisms be affected? 4. imagine disease kills 85 percent of the wolf population. how will the other organisms be affected? 5. imagine a foreign mountain lion species is introduced into the ecosystem. how will the other organisms be affected?