Classification

Which rank contains the largest number of organisms?

• Genus
• Species
• Class
• Order

The name "Tursiops truncatus" includes which of the following ranks?

• Genus & Species
• Kingdom & Phylum
• Class & Order
• Species & Subspecies

Which of the following is always true of two organisms in the same taxonomic class?

• They can breed with one another
• They have certain physical traits in common
• They evolved at the same rate
• They live in the same ecosystem

How is the "domain" rank different from other ranks?

• It was created more recently
• It has existed longer
• It contains fewer organisms
• It does not contain animals

In contrast to archaebacteria, all eukaryotic organisms:

• Are multicellular
• Reproduce sexually
• Have cell nuclei
• Breathe oxygen

What is the binomial name of the organism pictured?

• Killer Whale
• Felis Catus
• Orca Whale
• Orcinus Orca

All animals in phylum Chordata share which of the following features?

• Wings
• Lungs
• Spines
• Legs

Scientific names are usually given in classical languages. Which of the following can you infer is a true statement about classical languages?

• They were spoken in the ancient world
• They are only used within the scientific community
• They were invented by Carolus Linnaeus
• They are only used by scientists in United States and Europe

Place the following taxonomic ranks in order from most specific to least specific. A) Order; B) Phylum; C) Family

• B,C, A
• C, B, A
• A, C, B
• C, A, B

Lions and housecats share some common features, but can't breed with one another. What can you infer about how they're classified?

• They belong to the same family,but different genera and species
• They belong to the same order but different phyla
• They belong to the same domain but different kingdoms
• They belong to the same species but different subspecies