chapter 10:review

Most bivalves are _____ feeders and most of them are________ which means that they eat both plants and animals

filter ,omnivores

what are chelipeds

first two pair of appendages used for obtaining food and defense

_____ _____ is a series of events in which one organism eats another and obtains energy.

food chain

________is a prefix that means "change" and "morph" is a root that means

form or shape

Most mollusk have a blank circulatory system in which the pumps a short vessel that is open and sloshes hemolymph (blood-like substance) over the organs and returns eventually to the heat.

open

a_______ is an animal that carries pollen among planst

pollinator

all spiders are __________ and most of them eat insects

predators

most arthropods have 3 body segments

1. head 2. midsection 3. hind section

Mollusks have a thin internal layer of tissue called a

Mantle

Mollusks are classified in the phylum

Mollusca

the root word __________ means head and suffix ________ means foot

cephlo, pod

How does a pearl form an oyster

a grain gets stuck between a bivalves mantle and shell. The bivalve produces a smooth, pearly coat to cover the irritating object

the hind section of an arachnid is called the________

abdomen

___________ are appendages attached to the head that contains the sense organs

antenna

_____________ are arthropods with two body sections, four pairs of legs and no antennae

arachnids

spiders, ticks, mites and scorpions are __________

arachnids

____________ are invertebrates that have external skeleton, a segmented body and jointed attachment called _____________

arthropids, appendages

arthropods are members of the phylum ______________

arthropoda

cephalopods crush their prey in a _________ and scrapes and cuts flesh with its ____________

beak, radula

(BLank) include oysters,clams,scallops and mussels that have two shells that are held together by hinges and strong muscles

bivaives

cephalopods have large___________ and can remember things they have learned

brains

Octopuses, squids, cuttlefish are

cephalopods

cephalopods are the only mollusks with a _________ circulatory system

closed

__________ are arthropods that have two or more body sections, five or more pairs of legs and two pairs of antennae

crustacean

_shrimp, crabs, crayfish and lobsters are ________

crustaceans

what are the four major groups of arthropods

crustacians, arachnids, centipeds/ milipeds, insects

___________-- breaks down wastes and dead bodies of other organisms

decomposers

______________ are in the pylum echinodermata and are invertebrates with an internal skeleton and a systen of fluid-filled tubes called a water vascular system

echinderms

_______ is the study of food chains and other ways organisms interact with their environment

ecology

what are the 4 stages of complete metamorphosis

egg, larva, pupa, adult

what are the three stages of gradual metamorphosis

egg, nymph, molt

arthropods have a skeleton on the outside of their body call an______

exoskeleton

what is unique about the way sea cumbers protect themselves

expel sticky tubules to entangle predators

what are three major groups of mollusks

gastropods, bivalves, cephalopods

the 3 body sections of an insect are the _____,__ and________

head, thorax and abdomen

what do joints do for the arthropods

help them move

(blank) eats plants (blank) eats animals and eat dead and decaying animls

herbivores,carnivores,scavengers

_______ are arthropods with three body sections, six legs, one pair of antennae and usualy one or two pair of wings

insects

arthropod literally means_____________

joint foot

insects usually have two ________eyes

large

__________is a process in which an animal's body undergoes dramatic changes in form during its life cycle.

metamorphasis

are invertebrates with soft, unsegmented bodies that are often protected by a hard outer shell.

mollusk

arthropods shed their exoskeletons in a process called _______

molting

a __________ is an organism that makes its own food through photosynmthesis and a ___________ eats producers

producers, consumer

cephalopods swim by jet__________

propulsion

Gastropods use an organs called a "(blank)" that is a flexible ribbon of tiny teeth used to obtain food

radula

__________is the ability to regrow a body appendage that has been gtorn off or lost

regeneration

4 examples of members of the phylum echinodermata

seastars, brittle stars, sea urchins, sea cucumbers

Gastropods include the

snails and slugs

The root word for gastro means and the root word for suffix" pod means

stomach foot

cephalopods have___________ around thier head that capture food

tentacles

the combined head and midsection of an arachnid is called a______

thorax

__________ are arachnids that cause itchy rashes

ticks