Which of the following is an example of a disadvantage that animals face when they live together in groups? a. They must compete for food and mates. b. They are difficult for predators to find. c. They are especially protected from disease. d. They cannot spot predators quickly.

Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.