Fish, Amphibians, Reptiles and Birds

What is the main characteristic that distinguishes jawless fish from other fish groups?

• They have paired fins

• They lack a bony skeleton

• They have no jaws

Which feature helps bony fish move up and down in water?

• Paired fins

• Swim bladder

• Cartilage skeleton

Which statement about sharks is NOT true?

• Their skeletons are made entirely of cartilage

• They have paired fins

• They are fast swimmers

What makes seahorses unique among bony fish?

• They have no skeleton

• They swim vertically

• The males carry the young

Tags

NGSS.MS-LS4-2

What is a tetrapod?

• A type of shark

• A vertebrate with four limbs

• A species of snake

How do snakes typically consume their prey?

• They cut it into small pieces

• They share it with other snakes

• They swallow it whole

• They only eat plants

What is an ectotherm?

• A cold-blooded animal

• A type of snake

• An animal that generates its own heat

• A prehistoric reptile

Why do reptiles bask?

• To attract mates

• To scare away predators

• To heat their bodies

• To help them move faster

When do reptiles move to cool, dark places?

• To lay eggs

• To conserve energy when food is scarce

• To hunt prey

• To shed their skin

What is the unique trait that distinguishes birds from all other animals?

• Their ability to fly

• Their wings

• Their feathers

• Their warm blood