Problem: Given the question: In the Kenya-Tanzania border Kenyan grassland gradually merges into Tanzanian forest. Though they had similar soil to start with millions of years ago, today they are two different habitats. At present, Kenya has one of the largest contiguous grassland in Africa. On the other hand, Tanzania boasts one of the largest forest cover in Africa. In which place plant roots would play greater role in soil development, Kenya or Tanzania?
++++++++++++++++++++++++++++++++
The answer is:
Kenya

Problem: Given the question: Ryan is carrying groceries from his car back to his apartment when he trips and falls landing on his knees. Embarrassed, he gets back up, picks up his groceries and carries them into his apartment with his head down. After putting his groceries away, he notices that although both of his knees are scraped, only his left knee is warm to the touch. His right knee feels cool when he puts his hand on it. Is less blood flowing to the right or left knee?
++++++++++++++++++++++++++++++++
The answer is:
right knee

Problem: Given the question: A doctor tested two people for HIV. Tom had the virus in his blood, while Nick didn't have HIV, he was healthy. Tom has apparently had the virus for 20 years. Which person had the number of HIV copies increasing as time passed?
++++++++++++++++++++++++++++++++
The answer is:
Tom