Question: Scientists studied water stratification in two saltwater lakes. they were trying to find out why the fish population decreased in Long lake, and was very healthy and abundant in Shoal lake. They found out the phenomenon occurred more often in Long lake, leading to very many unpleasant chain effects. Given the paragraph above, please answer correctly the following question: Which lake had more phytoplankton?
Answer: Shoal lake

Question: Paul and Dirk were studying the human digestive system. paul studied more about the stomach, while Dirk studied more about the jejunum. Given the paragraph above, please answer correctly the following question: Which student read less about villi containing many capillaries?
Answer: Paul

Question: Belgium and France are two countries participating at a human health meeting. Belgium has a lower biodiversity, while France's biodiversity is much higher. Given the paragraph above, please answer correctly the following question: Which country didn't cause the scarcity of fresh water?
Answer:
France