Biology confusion. 10 points to best answer!?

[Rose L]

Which phrase best defines taxonomy?
the study of the digestive system
the science of classification
the process by which a flatworm obtains energy
a group of archaeans that live in deep-sea trenches

Which physical characteristic do scientists use to classify organisms in Domain Eukarya?
cells that contain a nucleus
possession of a cell wall
lack of a cell wall
cells that do not contain a nucleus



An organism new to science was discovered during a recent expedition to the Antarctic. The organism grows in colonies and is made up of eukaryotic cells. In which domain would a scientist place this organism?
Archaea
Bacteria
Eukarya
Planate


What is the broadest, most inclusive category of life on earth?
kingdom
domain
genus
order

Which characteristic do plants, people, and flatworms share?
They all make their own food.
They all ingest food.
They all use cellular respiration to obtain energy
They all use photosynthesis to obtain energy