zoology winter final

Animals that must eat other organisms to gain the nutrients they need to survive are called

animals that can reproduce are diploid, meaning that they have one set of

in what way can animals with bilateral symmetry be divided

in protostomes, first the mouth is formed and then the

the sand dollar has what symmetry?

Sponges' inability to move from where they are attached means that they are

Sponges are the only animals that have no

Sponges reproduce asexually by

what is the main difference between the sponge and worm

what does the gastrovascular cavity of a cnidarian do

What is the mesoglea?

what are tapeworms

how could you describe a planarian

In mollusks, blood is pumped through the

what is a radula

Roundworms that feed on their host's blood are

Guinea worm infections can occur when a person

which arthropod went extinct

the main disadvantage of an exoskeleton i that it

which term describes the process that arthropods use to develop a new exoskeleton

what are mandibles

Sessile filter feeders wrapped in a heavily calcified shell are known as

which body part covers a cristaceans cephalothorax

which mouth part do chelicerates lack

when spiracles on an arachnids body open they let in

which adaptation enables arachnids to remove wastes

scorpions and spiders share the ability to

which chelicerate are parasites of other animals

Insects that look like miniature adults when they hatch have a pattern of development called

which adaptation was most important when enabling insects to live on land

all insects have three

what term describes an organism that carries a disease from one host to another

insecticides are chemical compounds that

what is an unintended consequence of insecticide

The entire surface of an arthropod's body is covered by a protective

Barnacles, isopods, and tongue worms are all examples of

Which of the four animals shown below is a chelicerate?

how many distinct body sections do crustaceans have

Insect wings are extensions of the

an organism that carries a disease from one host to another is known as a

what is the arrow on the lobster pointing to

an animal that has eight legs fang like pincers, and the ability to produce silk is a(n)

which of the following are the most commonly known myriapods

which echinoderms are the only member of the class Holothuroidea

what is the term for the plates that form an echinoderm's skeleton?

what is the function of the water vascular system

An echinoderm's radial canals that extend along each arm are part of its

sea stars feed by

a sea star uses its tube feet to