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Vocabulary
Vertebrates
Invertebrates
Classification Clues
Random Review
100
animals without a backbone
What are invertebrates?
100
This term describes vertebrates that have the ability to constantly regulate their internal body temperature.
What is warm-blooded?
100
The main characteristic of an invertebrate is this.
What is it does not have a backbone?
100
Clue 1: wet scales Clue 2: breathe with gills Clue 3: swim
What are fish?
100
This is a single-celled organism with no nucleus.
What is bacteria?
200
This term means matching forms on both sides of a dividing line.
What is symmetry?
200
The term vertebrate refers to the presence of this in an animal.
What is a backbone?
200
Starfish, sea urchins, and sea cucumbers belong to this group.
What are invertabrates ?
200
Clue 1: complex brains (nervous system) Clue 2: have fur or hair Clue 3: feed young with milk
What are mammals?
200
This is a single celled organism that can only be seen with a microscope.
What is a microorganism?
300

This term describes plants that have xylem and phloem.

What are vascular plants?

300
Vertebrates include mammals, birds, fish, amphibians, and this other set of animals that have a tough outer skin.
What are reptiles?
300
This type of invertebrate has jointed parts and 8 legs.
What is an arthropod?
300
Clue 1: lay eggs Clue 2: warm blooded Clue 3: hollow bones
What are birds?
300
These organisms grow very fast and reproduce by spores.
What are fungi?
400

This term describes vertebrates with smooth, moist skin who start their life in the water but eventually live on land.

What are amphibians?

400
Compared to warm-blooded animals, cold-blooded animals do not have this ability.
What is maintaining a constant, internal temperature?
400
This type of soft-bodied invertebrate sometimes has a hard outer shell.
What is a mollusk?
400
Clue 1: lack tissues and organs Clue 2: lack symmetry Clue 3: many are sessile
What are sponges?
400
This tool would be most useful for studying bacteria.
What is a microscope?
500

This term describes plants that reproduce with flowers.

What is angiosperm?

500

This type of mammal has a unique characteristic; it carries its young in a pouch.

What is a marsupial?

500
Many invertebrates are sessile, which means this.
What is they stay in one place, not moving?
500
Clue 1: vertebrate Clue 2: lay eggs in moist places Clue 3: salamanders and newts, for example
What are amphibians?
500

All organisms can be classified into these 5 major categories.

What are fungi, protista, bacteria, plants, and animals?