Q: Both Nicaragua and Costa Rica had large tract of pristine forests. They had one of the largest concentration of tropical species. In the 1980s Nicaragua started clearing up some of these forests. Instead, they have now vast tract of sugarcane production in that land. One can still visit Costa Rica where they kept those pristine forests intact. Will Costa Rica have smaller or larger plant food supply for its indigenous animals?
A: larger

Q: Two sister cities had different environments. Shanghai had big problems with air pollution while Berna took very good care of the surrounding environment and air quality. Which city had people at decreased risk of dying from other diseases?
A: Berna

Q: Customers bought two types of electrical ovens, type A and type B. They were all happy at first but type B ovens started to short circuit. Which type of oven had more overheated wires?
A: type B

Q: Rob is an auto mechanic. He was checking the radiators of his car and truck. He put antifreeze into the car radiator, but didn't put any antifreeze into the truck radiator. He was wondering how the vehicles would fare in coming hot weather. Which vehicle's engine would less likely be damaged, car or truck?
A:
car