Choose the best answer: The word classify means to put things, such as plants and animals, into groups. Which characteristic would NOT be used to classify animals? A.Leaf size B.Types of organs C.Food D.Life cycle

Choose the best answer: What is used to compare the characteristics of an unknown organism to the characteristics of a known organism in order to identify the unknown? A.Dictionary B.Flow Chart C.Dichotomous Key D.Encyclopedia

Choose the best answer: What does a vertebrate have that an invertebrate does not have? A. Gills B. Brains C. Lungs D. Backbone

Choose the best answer: Which of the following animals is an invertebrate? A.Rattlesnake B.Worm C.Woodpecker D.Bear

Choose the best answer: Cold-blooded animals tend to live in cooler climates? A.True B.False

Choose the best answer: All birds can fly? A.True B.False

Choose the best answer: Which two characteristics do most mammals share? A.They are cold-blooded and mothers make milk for their young. B.They are warm-blooded and mothers make mild for their young. C.They are cold-blooded and have hair or fur covering their bodies. D.They are warm-blooded and have feathers or scales covering their bodies.

Choose the best answer: Which level of classification is the most general and includes the greatest number of organisms? A.Species B.Kingdom C.Phylum D.Class

Choose the best answer: How are amphibians different from all other classes of vertebrates? A. Amphibians hatch from eggs B. Amphibians are cold-blooded C. Adult amphibians look nothing like baby amphibians D. Adult amphibians have bodies unlike any other vertebrate.

Choose the best answer: What is the defining characteristic of a bird? A.Feathers B.Cold-blooded C. Ability to fly D. Invertebrate

Choose the best answer: A fish obtains oxygen through which of the following organs? A. Lungs B. Skin C. Gills D. Tubes

Choose the best answer: The animal class with the most species is ______? A.Vertebrate B.Invertebrate

Choose the best answer: To ____________ an organism means to put it into a group? A.Classify B. Phylum C. Kingdom D. Class

Choose the best answer: An animal has gills and jointed legs but no backbone. What is the most likely way to classify it? A.Reptile B. Arthropod C. Bird D. Fish

Choose the best answer: The most similar members of a genus belong to which level? A. Class B. Species C. Phylum D. Kingdom

Choose the best answer: How are babies of reptiles different from babies of mammals? A. Reptiles develop in eggs B. Reptiles develop in the womb C. Reptile babies breathe with gills D. Reptile babies need to be fed by their parents.

Choose the best answer: Which characteristic did many dinosaurs share with today’s lizard? A. They had four legs B. They had no skeleton C. They were warm-blooded D. They were covered with slimy skin

Choose the best answer: A ________ is the lowest level of classification? A. Species B. Kingdom C. Class D. Phylum

Choose the best answer: What are the levels of classification from largest to smallest? A.Phylum, kingdom, class, family, order, species, genus B.Kingdom, class, family, order, phylum, genus, species C.Family, order, phylum, class, species, genus, kingdom D.Kingdom, phylum, class, order, family, genus, species.