(Question)
The warmer a climate is, the more types of vegetation it will have and the greater the rate of biological weathering. Having read the above passage, choose the right answer to the following question (choices are North America or Africa ): If Mona is exploring different continents and she notices that Africa is cooler then North America, which continent will have more types of vegetation North America or Africa?
(Answer)
North America

(Question)
More pollutants mean poorer air quality. Having read the above passage, choose the right answer to the following question (choices are Chicago or Mexico City ): Michael is studying the air quality of various cities. He finds that there are many more pollutants in the air in Mexico City, than there are in the air of Chicago. Therefore, the air quality will be higher in Chicago or Mexico City?
(Answer)
Chicago

(Question)
Pigments in the skin act like a filter that can prevent the skin from making vitamin D. As a result, people with darker skin need more time in the sun than people with lighter skin to make the same amount of vitamin D. Having read the above passage, choose the right answer to the following question (choices are more or less ): Polly was out in the sun. She has dark skin. Her skin likely absorbs more or less vitamin D than a light-skinned person?
(Answer)
less