The images show fossils of a modem bird and two extinct organisms (a Tyrannosaurus rex and an Archaeopteryx), Based on the structure of the three organisms, it can be concuded that wings, while dinosaurs have limbs. So, t can be concluded that he Archaeopteryx and bird have

What kind of seafood would you expect to have the highest levels of mercury and why? kelp, because they use the sun to photosynthesize on the bottom trophic level. oysters, because they filter feed on plankton on a lower trophic level. small fish, because they eat plankton on a higher trophic level. sharks, because they feed on organisms on a higher trophic level.

The buildup of sediments where a river empties into a slow-moving or nonmoving body of water is known as a/an

Hydrilla (hydrilla verticillata) is an invasive aquatic plant and one of the most serious aquatic pests in florida. hydrilla has already been introduced to hundreds of bodies of water throughout florida, hydrilla is difficult to control because it grows rapidly and survives in many different water depths and conditions. hydrilla • describe how hydrilla affects native plant and animal species. include both a biotic and an abiotic limiting factor. • suggest one biotic and one abiotic recommendation that could slow the spread of hydrilla