What are the three categories of ectothermic vertebrates?
What is fish, reptiles, and amphibians?
100
What are the two classes of endothermic vertebrates?
What is mammals and birds?
100
The vast majority of animals living in the world are classified as _____.
What is invertebrates?
100
The jellyfish is a common _____, which has a medusa-shaped body.
What is cnidarian?
100
The ___________ is an example from this phylum that has a polyp-shaped body.
What is sea anemone?
200
Animals in the ______ and ______ phyla have radial symmetry.
What is cnidarian and echinoderm?
200
_____ are a class of vertebrate animals that undergo metamorphosis, begin life in water, and develop to survive in terrestrial and aquatic habitats.
What is amphibians?
200
Bird feathers are made of a protein called ______.
What is keratin?
200
Ectothermic means the animals are ______.
What is cold-blooded?
200
Endothermic means the animals are ____.
What is warm-blooded?
300
Most arthropods have an _____ on the outside that protects them.
What is exoskeleton?
300
Arachnids have _____ legs and _____ body segments.
What is eight and two?
300
Insects have ___ legs and ____ body segments.
What is six and three?
300
List the eight levels of classification.
What is domain, kingdom, phylum, class, order, family, genus, species?
300
The phylum that has stinging cells such as jellyfish.
What is cnidarian?
400
The class of one-shelled mollusk.
What is gastropod?
400
The class of animals with a hard exoskeleton.
What is crustacean?
400
The class with tentacles; means "head foot".
What is cephalopods?
400
The phylum of porous invertebrates that filter water for nutrients.
What is poriferan?
400
The phylum of animals with shells, antennae, and soft bodies.
What is mollusk?
500
The phylum with radial symmetry, tube feet, and spiny skin.
What is echinoderm?
500
What are three things these phyla and classes have in common: cephalopds, poriferan, crustacean, echinoderm, mollusk, gastropod, and cnidarian?
What is all are animals, all live in a marine environment, all are invertebrates?
500
Compare and contrast the three phyla of worms.
Worms absorb oxygen through their skin and liv in a moist environment. Platyhelminthese are flatworms that live in fresh and salt water. The nematode is a round worm that is sometimes parasitic. The annelid is a segmented worm that has hairlike bristles to move through the soil.
500
Three characteristics that mammals have in common are:
What is all have body hair, all have three middle ear bones, females have mammary glands that produce milk.
500
List the six biomes we studied in chapter 2.
What is arctic, taiga, temperate forest, tropical rainforest, grasslands, and desert?