Benchmark Advance Unit 1 Week 2 Vocabulary

Front

The special purposes for which things are used.

Back

Functions

Front

When something is grouped with other things that share its qualities.

Back

classified

Front

A purpose or job a person or object has.

Back

role

Front

Several different kinds of something.

Back

various

Front

Animals with smooth, wet skin that live part of their lives in water and part on land.

Back

amphibians

Front

The hard protein that a person’s fingernails are made of.

Back

keratin

Front

A thick liquid that covers amphibians.

Back

mucus

Front

Cold-blooded animals.

Back

reptiles

Front

Small, hard, thin plates that cover fish, reptiles.

Back

scales

Front

The extra flap of skin that hangs from an iguana’s throat. 

Back

dewlap