Warm water cant hold as much dissolved oxygen as cool water, so an increase in the temperature of water decreases the amount of oxygen it contains.  Having read the above passage, choose the right answer to the following question (choices are it increases or it decreases ):   Jeff heated the pot of boiling water. What happens to the dissolved oxygen contained within the water it increases or it decreases?
it decreases

Countries with more industry produce more hazardous wastes than those with little industry.  Having read the above passage, choose the right answer to the following question (choices are Eric's or Theresa's ):   Theresa lives in a first world country. Eric lives in a third world country. Whose country likely produces more hazardous waste Eric's or Theresa's?
Theresa's

As the population increases, the food supply, or the supply of another necessary resource, may decrease.  Having read the above passage, choose the right answer to the following question (choices are more or less ):   If the population of India were to decrease, their people should expect to have more or less food available?
more