Type
Word Search
Description

Dorsal Tubular Nerve Cord
Postanal tail
Notochord
Invertebrate Chordates
Chordates
Ampulla
Tube feet
madreporite
Water vascular system
Pedicellariae
Pharyngeal Pouches

Echinoderms Crossword

Type
Crossword
Description

Phylum containing sea stars, sea urchins, and sea cucumbers. echinodermata
The name for radial symmetry that is based on five parts. pentamerous
Skeleton that is secreted within the tissues. endoskeleton
Muscular extensions of the water vascular system canals. tubefeet
Muscular sacs that can extend the tube feet. ampullae
Radiating channels on the arms of sea stars where tube feet protrude. ambulacralgrooves
Pincer-like organs on the aboral surface of many sea stars. pedicellariae
Intricate system of jaws and muscles in the mouth of sea urchins. aristotleslantern
The sudden expulsion of the gut and other internal organs through the mouth or anus. evisceration
Thin, branched tubes in the anus of sea cucumbers used to draw in water. respiratorytrees
The ability to grow lost or damaged body parts. regeneration
Common name for class Asteroidea. seastars
Common name for class Ophiuroidea. brittlestars
Common name for class Echinoidea. seaurchins
Common name for class Holothuroidea. seacucumbers
Common name for class Crinoidea. crinoids
Fluid that fills the body cavity of echinoderms and transports nutrients. coelomicfluid
A porous plate on the aboral surface of echinoderms. madreporite

AP Biology Chapter 34 Vocab Activity Crossword

Type
Crossword
Description

Includes salamanders, frogs, and caecilians. Some live both a terrestrial and aquatic life. External fertilization occurs in most, and eggs are laid in moist environments. Amphibians
Bilaterian animals; belong to clade Deuterostomia; have muscular, post-anal tail, dorsal, hollow nerve cord, notochord, pharyngeal slits/clefts, mouth, anus, and muscular segments Chordates
Absorbing external heat as the main source of body heat in the organism. Excludes birds. Ectothermic
Capable of maintaining body temperature through metabolic activity. Endothermic
Type of mammals with placentas. Includes primates. Eutherians
Marine and freshwater, most are parasitic. Skeleton made of cartilage w/ no collagen. Have sheath over notochord w/ cartilage projections similar to vertebrae. Have partially enclosed nerve cord. Lampreys
Part of cephalochordata. The most basal group of living chordates. Eat via cilia trappings. Have chevron-like muscle arrangement. Lancelets
More than 5000 species. Have mammary glands. Have hair, fat layer under the skin, and are endothermic. Have a high metabolic rate. Mammals
Type of mammals that lay eggs. Monotremes
Type of mammals with pouches. Marsupials
Longitudinal, flexible rod located between the digestive tube and the nerve cord. Composed of large fluid-filled cells encased in fairly stiff fibrous tissue. Notochord
Group of amniotes. Have a temporal fenestra behind each eye socket. Evolved into large herbivores and carnivores during the Permian period. Synapsids
Has 4 limbs with digits. Originated 365 million years ago. Also have a neck, a pelvic girdle, and a lack of gill slits. Tetrapods

Chordata crossword

Type
Crossword
Description

filttering and gas exchaange slits, or holes Pharyngeal slits
spinal cord Hollow dorsal nerve cord
extension of nerve cord postanal tail
ligaments and muscles connect to bones and backbone Internal skeletons
group with backbone Phylum Chordata
rod shaped figure that gives support during embryonic stage Notochord
part of digestive system intestines
brain is made up of many nerve cells Nonvertebrate
possess a complex brain vertebrate
marine invertebrate creature Tunicate
small marine invertebrate lancelet
taxonomic kingdom comprising of all living and extinct animals Animalia
an unborn or unhatched offspring in the process of development. Embryo

Echinodermata puzzle Crossword

Type
Crossword
Description

What is the way of reproduction for this Phylum? Spawning
What class are the sea cucumbers in ? Holothuroidea
There are rows of ______ on the ventral side of arms Tube feet
What class are sea stars in? Asteroidea
What population is the crown of thorns putting in danger ? The Coral reefs
What class doesn’t use tube feet for locomotion? Crinoidea
Ophiuroidea can _____ it’s arms making it brittle Detach
I have a rigid skeleton and plates fused together who am I? Echinoidea
The _________ is used to scrape algae of surfaces Aristotles Lantern
What is it called when the organism expels is internal organs Evisceration
What is the network of water-filled canals and tubes called ? Vascular system
Growing another line is called... Regeneration
What kind of skeleton does this phylum have ? Endoskeleton
What does the word Echinoderm mean? Spiny skin
These organisms have ______ symmetry Radial
What is located at the bottom of the arms on starfish ? Eye spots
What is located on the dorsal side of starfish? Madreporite
Sea stars have ___ arms? Five
I am an organism that looks like a coin. Who am I ? Sand dollar
What is the feeding structure that a sea cucumber uses Tentacle tree

Animal Kingdom Crossword

Type
Crossword
Description

the largest group of invertebrates that have an exoskelton arthropods
invertebrates that live in damp places on land and breathe using either gills or lungs mollusks
invertebrates that have an exoskeleton and tube feet echinoderms
invertebrates that have long, tube-like bodies that are divided into segments segmentedworms
invertebrates that live attached to a surface and has small holes in their bodies to filter water sponges
skeleton is external exoskeleton
animal's with no backbone invertebrates
endothermic vertebrates that have fur or hair and produce milk for their offspring mammals
endothermic vertebrates that have a beak, two legs, and two wings birds
ectothermic vertebrates that live in or near water and have scales reptiles
ectothermic vertebrates that a can breathe their skin when they are in the water amphibians
vertebrates that live in the water and filter oxygen from the water through their gills fish
body temperature says about the same regardless of the temperature of their environment endothermic
body temperature that is close to that of their environment ectothermic
skeleton is inside their bodies endoskeleton
animal with a backbone vertebrate
made up of more than one cell mulitcellular

Invertebrates Terms Crossword

Type
Crossword
Description

In aquatic animals, this structure allows fish to breathe gills
animal with no backbone invertebrate
organism with more than one cell. The cells work together multicellular
skeleton on the interior of the organisms body endoskeleton
skeleton on the exterior of the body exoskeleton
basic need of all living things Water
flattened organism with a digestive system and only one opening flatworm
Round, cylinder body with two openings Round worm
animal with joints on their appendages and legs and a jointed exoskeleton arthropod
An organism that filters the water for food; Think Patrick's best friend sponge
organism that lives in or on another organism parasite
animal with a soft body and no skeleton mollusk
the action or process of regenerating or being regenerated, in particular the formation of new animal tissue regeneration
cnidarians have stinging cells called _______________. Cnidocytes
heart that circulates blood that forms a closed loop closed circulatory system
when the end of an organism contains all nerve tissues and sensory organs cephalization
nearer the front, especially situated in the front of the body or nearer to the head anterior
irregular in shape; containing no symmetry asymmetric
body cavity that contains organs coelom
relating to the upper side or back of an animal or organ dorsal
appendage that makes some invertebrates mobile foot
organism can be split into two equal halves and no more bilateral symmetry
___________ is a carbohydrate that forms part of the exoskeleton of arthropods. chitin
body part of crustaceans made of the head and thorax cephalothorax
half of the crushing organ in an arthropod's mouthparts mandible
an outer or enclosing layer of tissue mantle
what happens between the caterpillar and butterfly stage metamorphosis
shedding an old shell, to make way for a new growth. molt
nerve cells are linked to one another in a web nerve net
a cartilaginous skeletal rod supporting the body in invertebrates notochord
further back in position; of or nearer the rear or hind end posterior
body plan where all parts are centered around a circular axis radial symmetry
back part of the body of an arthropod; part of an insect's body behind the thorax abdomen
the major cord of nerve fibers running the length of an animal's body nerve cord
false body cavity pseudocoelom
arachnid with 8 legs spider
these never go away in the summer; are considered a nuisance mosquitos
tube where invertebrates get rid of waste nephridium
both digestive and circulatory cavity gastrovascular cavity
a marine echinoderm with five or more radiating arms starfish

The Nervous System Word Search

Type
Word Search
Description

electrical impulse
neurons
medulla oblongata
cerebellum
cerebrum
nerve impulse
relfex arc
neurotransmitters
muscle tissue
synapse
motor meurons
interneurons
sensory neurons
dendrite
cell body
nervous system
nerve
axon
skeletal muscle
spinal cord
Brain
PNS
Peripheral Nervous System
CNs
Central Nervous System

Nervous System Word Search

Type
Word Search
Description

Autonomic Nervous system
Brain
Central Nervous System
Cervical nerves
cranial Nerves
Ganglia
Limbic Nervous System
Lumbar Nerves
Median Nerves
Nerves
Neuron
Peripheral Nervous System
Pudendal Nerve
Radial Nerve
Sacral Nerves
Saphenous Nerve
Sciatic Nerve
Somatic Nervous System
Spinal cord
Thoracic Nerves
Tibial Nerve
Ulnar Nerve

Shark Crossword

Type
Crossword
Description

Tiny dents in the head and about that detect electrical fields Ampullae of Lorenzini
The tail fin Caudal fin
They serve to guide the sperm into the females cloaca Claspers
Opening for excretion of body waste and reproduction Cloaca
A caudal fin with unequal sized lobes Heterocercal
A caudal fun with equal sized lobes Homocercal
Muscle found along the flanks which aid in swimming Myomeres
Relating to open water sharks Pelagic
Long saw-like snout Rostrum
Aids water flow over the gills Spiracle
Bony fish Teleost
Pair of fins near the front of the body Pectoral fins
Pair of fins near the rear of the body Pelvic fins
Detects movement in the water Lateral line
Oil found in a sharks liver Squalene
Paralysis of a shark that happens when you turn it on its back Tonic immobility
Allows for breathing under water Gills
Where water exits Gills slits
Prevents food from passing through the gills Gill Rackers
Fins on top of the shark Dorsal fin

Invertebrates Crossword

Type
Crossword
Description

Small insect, lives in colonies underground. ANT
Small flying insect that can sting, carries pollen BEE
An insect who has two front wings that are hard and protect the insect. beetle
Has wings with colors and designs, eats nectar. Butterfly
Kills cicadas cicada killer
Males make a loud shrill droning noise by vibrating two membranes on its abdomen. Cicada
a marine bivalve mollusk with shells of equal size clam
a hard stony substance secreted by certain marine coelenterates as an external skeleton, typically forming large reefs in warm seas coral
Found in the ocean, has two pinchers. crab
Small insect that hops, it chirps at night. cricket
has slender many-jointed antennae and a pair of cerci resembling forceps at the end of the body Earwing
breathe through their tube feet ECHINODERM
Skeleton on the outside of an organism exoskeleton
Bites dogs and makes them itch flea
Small flying insect fly
Lives in the grass, hops, and can fly. grasshopper
a crab with a soft asymmetrical abdomen that lives in a castoff mollusk shell for protection. hermitcrab
Aggressive insect who's hive looks like its made of paper. hornet
Animals that do not have bones or internal skeletons. Invertebrates
Small insect that is red and that has dots over it, it looks like a half circle. ladybug
Lives in ocean, has five pairs of arms and first set in pincers. lobster
Soft bodied invertebrates with a thick muscular foot for movement. mollusk
the periodic shedding of an old exoskeleton molting
An insect that drinks blood and carries malaria. mosquito
nocturnal insect related to the butterflies, and wings that fold flat when resting. moth
Long slender body, hands look like they are praying prayingmantis
a crab that lives on or burrows in sand sandcrab
a sedentary marine coelenterate with a columnar body that bears a ring of stinging tentacles around the mouth. SEAANEMONES
an echinoderm that has a thick, wormlike body with tentacles around the mouth. They typically have rows of tube feet along the body and breathe by means of a respiratory tree. seacucumber
long tube-like body with many sections segmentedworm
A mollusk with a single spiral shell into which the whole body can be withdrawn. snail
Has eight legs, makes a web spider
simplest invertebrate sponge
Found in ocean, has ten arms, can change color. squid
Found in Ocean, shaped like star. starfish
A bug that smells stinkbug
Eats and lives in wood. termite
An aggressive insect that can sting you many times. wasp
Small sea creature eaten by people. shrimp
A bug that looks like a stick. stickbug