Some what will kill their host, while others won't?
Options:
- (A) barnacles
- (B) producers
- (C) scavengers
- (D) insects
- (E) cigarettes
- (F) fungi
- (G) plants
- (H) leeches Think carefully first, then make a decision. My thoughts:
Some parasites kill their host, but most do not. Leeches are external parasites. Some leeches will kill their host, but most do not. So the answer is (H).