Ch. 17 Classification Quiz

Cladograms are constructed by grouping organisms together based on their____________ characteristics.

• shared
• different
• similar
• opposite

According to this cladogram, sharks are MOST closely related to which organism? Click on the text to see the image.

• Amphibians
• Ray finned fish
• Crocodiles
• Birds

Which two orgainsms have hair? 

• Sharks & Ray Finned Fish
• Primates, Rodents & Rabbits
• Birds & Crocodiles
• Rabbits & Birds

According to this cladogram, birds are LEAST related to: 

• Amphibians
• Sharks
• Ray Finned Fish
• Crocodiles

The Baltimore Oriole has the scientific name: Icterus galbula. What taxonomic levels do the scientific name include? 

• Genus and species
• Phylum and genus
• Kingdom and phylum
• Class and species

Who first proposed binomial nomenclature as a way of classifying organisms?

• Carolus Linnaeus
• Carl's Jr.
• Charles Darwin
• Henry Groseclose

On the cladogram, which organism is the closest relative of the human?

• Frog
• Hare
• Caiman
• Parrot

Which trait do only humans have, according to the cladogram?

• jaws
• mammary glands & hair
• terrestrial during all life stages
• bipedal & opposable thumbs

What is a dichotomous key used for in science?

• To organize biomes
• Identify organisms
• Identify bacteria only
• None of these

A dichotomous key for trees is provided. Hikers found a tree that has large brown cones and single sharp needles. What species of tree have the hikers found?

• Juniper
• Pine
• Spruce
• Fir