Science Terms 3

Question 1

Coral

Answer 1

A small animal that catches food with stinging tentacles; many like in large colonies on coral reefs.

Question 2

Echinoderm

Answer 2

A sea animal with an internal skeleton and a body divided into five equal parts, such as a starfish.

Question 3

Crustacean

Answer 3

An invertebrate with jointed legs and two pairs of antennae, such as a crab.

Question 4

Larva

Answer 4

A young animal that develops into an adult by a complete change in body shape.

Question 5

Exoskeleton

Answer 5

A hard, outer skeleton that surrounds an animal’s body.

Question 6

Antennae

Answer 6

Longs sensory organs on an arthropod’s head.

Question 7

Life cycle

Answer 7

The pattern of changes that occurs in each generation of a species.

Question 8

Metamorphosis

Answer 8

A major change in the animal’s body shape during its life cycle.

Question 9

Nymph

Answer 9

An immature insect that resembles an adult but has no wings

Question 10

Thorax

Answer 10

The central body part of an arthropod (between the abdomen and the head).

Question 11

Invertebrate

Answer 11

An animal without a backbone, such as an insect.