Taxonomy and Classification

Single celled organisms that do not contain a nucleus are referred to as

• eukaryotes

• prokaryotes

Multi-celled organisms that contain a nucleus are referred to as

• eukaryotes

• prokaryotes

Thermophiles, Halophiles, and Methanogens all exist in extreme environments. What domain do these organisms belong to?

• Eukarya

• Archaea

• Bacteria

Bacteria are

• unicellular

• multicellular

Some bacteria are motile which means

• they are very big

• they can move

• they are multicellular

• they are eukaryotes

Of the following classifications , the largest or most inclusive is

• Order

• Family

• Class

• Phylum

Of the following classifications, the smallest or least inclusive is

• order

• genus

• species

• class

Scientific names are written using which two levels of classification?

• Kingdom phylum
• Kingdom class
• Species genus
• Genus species

Organisms that are multicellular, photosynthetic autotrophs, reproduce sexually or asexually belong to this Kingdom:

• Animalia
• Fungi
• Monera
• Plantae

Organisms that are eukaryotic, unicellular OR multicellular, decomposers or parasites belong to this Kingdom:

• Protista
• Fungi
• Plantae
• Archaebacteria