Options are: 1). Something that makes plants green; 2). only higher trophic levels; 3). one consumer level; 4). More than one trophic level.; 5). organic matter; 6). important habitats; 7). Microscopic organisms; 8). less than one trophic level;
Q: Fact 1: Many consumers feed at more than one trophic level. Fact 2: Consumers include insects and animals. Given the two facts above, what do many insects and animals feed at?
A:
4).