Scavengers and predators are both: 1. autotrophs
2. carnivores
3. primary consumers
4. all of the above

In a cladogram' when does a group of organisms branch off

Select all that apply. why are common names not a good reference to a species? common names can be in different languages common names vary with location common names vary with culture common names vary with species color

Which member of the following food chain will be least affected by ddt, a pesticide water pollutant, if bio-magnification is occurring? algae> zooplankton> crayfish> leopard frog> large mouth bass