If the Earths polar Ice melts the ocean levels will increase because of the increased amount of water. Some peninsulas and islands would decrease because they would sink from the risen water.
An herbivore would belong to the second trophic level in an ecosystem. An herbivore is an animal that eats only plants, making it a consumer at the second level. The first trophic level is always made up of producers, or organisms that undergo photosynthesis such as plants.
Answer:
i dont know if this is multiple choice or anything but the answer to this question is Homeostasis.
Explanation: