Phyla of the Animal Kingdom
Animals that are worm-like and have segmented bodies
What are annelids?
True or False: Insects usually have two pairs of wings
True
A soft-bodied invertebrate that is often protected by a hard shell
What are mollusks?
An animal without a backbone, such as an insect
What is an invertebrate?
These annelids can mix soil
What are earthworms?
Animals that have round worm-like bodies with no segment
What are nematodes?
The hard, outer skeleton that surrounds an animal's body
What is exoskeleton?
An invertebrate with jointed legs and 2 pairs of antennae
What is a crestacean?
Long sensory organs on an insects head
What are antennae?
True or false: Worms are found only in the soil, never in the water.
False: Worms are found in both the soil and the water.
Animals with a spiny skin, sucker feed, and a 5-rayed body
What are Echinoderms?
The central body part of an insect
What is the thorax?
A small sea animal that lives in colonies and catches food with stinging tentacles
What is coral?
An immature insect that that resembles an adult, but has no wings.
What is nymph?
Crabs use these to defend themselves, catch food, and signal other animals
What are pincers?
Animals that live in water and have sack-like bodies with a single opening
What are cnidarians?
A major change in the animal's body shape during its life cycle
What is metamorphosis?
A mollusk with a shell made of two parts
What is a bivalve?
A young animal that develops into an adult by a complete change in body shape
What is larva?
Octopuses and squids move through the water using this
What is jet propulsion?
Animals that have perforated interior walls; most feed on bacteria
What are porifera?
Egg, larva, chrysalis, and adult
What are the 4 stages of a butterfly?
A small sea animal with a hollow cylindrical body and a ring of tentacles around it's mouth
What is a polyp?
The umbrella-shaped, swimming stage in the lifecycle of cnidarians
What is medusa?
These two animals work together to provide one with shelter and the other with food
What are coral and algae?