Grade 3 IDU Exam Review

Which type of animals do not have backbones?

• vertebrates

• reptiles

• invertebrates

• amphibians

Is a mussel a vertebrate or invertebrate?

• vertebrate

• invertebrate

Is a parrot a vertebrate or invertebrate?

• vertebrate

• invertebrate

What kind of person always tells the truth?

• honest

• dishonest

• loyal

• forgiving

Which vertebrate uses a beak to help it eat certain types of food?

• amphibian

• bird

• fish

• mammal

Which vertebrate has fur and hair to keep it warm?

• bird

• reptile

• fish

• mammal

Which vertebrate lives in the water and has scales for protection?

• bird

• fish

• reptile

• amphibian

Which vertebrate has overlapping scales to protect it from drying out and also help it move?

• reptile

• fish

• bird

• mammal

What do fish use to help them breathe?

• mouth

• lungs

• gills

• fins

What type of blood does a fish have?

• soft-blooded

• hard-blooded

• warm-blooded

• cold-blooded