Type
Crossword
Description

This crossword contains the following questions and answers:

The middle section of the insect's body thorax
The end section of an insect's body abdomen
Insects kind of circulatory system open
Mating between one male and one female monogamy
Mating with one male and many females polygamy
Mating between one female and many males polyandry
The insect's heart dorsalvessal
Molecules moving from a very concentrated area to one less concentrated diffusion
A solid outside structure exoskeleton
The part on an insect's head that feels humidity and the weather antenas
Flexible limbs anthropod

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Invertebrates Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

head foot cephalopods
stomach foot gastropods
shell made of two parts bivalves
insects, crustaceans, and arachnids arthropds
several segments with a greater range of motion jointedlegs
protects organs exoskeleton
change in form as larva develops into adult metamorphosis
openings on abdomen and aid in gas exchange spiracles
invertebrates bodies divided into sections segments
tube directly behind the mouth pharynx
male and female hermaphrodites
parts branch out in all directions symmetrically radial
two equal halves bilateral
brain activity cephalization
mouth part for invertebrate mandible
protects thorax carapace
internal support endoskeleton
segment behind the head thorax
fusion of head and thorax cephalothorax
posterior part of invertebrate abdomen
parasites with long ribbon like bodies tapeworms
slender bodieed parasites roundworms
known as wheel animals rotifier
fertilize dirt earthworms
parasites that live on the blood of prey leeches
make pearls clams
move by sliding along a layer of mucus snails
gastropods without shells slugs
tentacles that surround a more developed nervous system octopus
terrestrial isopod pillbug
crustacean with broad carapace, stalked eyes, and five pairs of walking legs crabs
large marine crustacean with a cylindrical body lobster
eats wood termites
eats clothes moth
large green insect that feed on other insects w/ raised front legs mantis
plant eating insect with long hind legs grasshopper

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Marine Science Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Organisms with 10 appendages Decapod
Pair of chelipeds in a moveable finger Dactyl
The hard uppper shell of a turtle, crustacean, or arachnid Carapace
Thin sensory appendages on the heads of insects, crustaceans, and some other arthropods Antennae
A pair of globular organs in the head through which organisms see, Eyes
Inhabit intertidal and near-shore habitats in the colder and temperature waters of the Earth's oceans Cancer Crabs
Live on sandy bottoms and have thin exoskeletons Pacific Coast Crab
One of the pair of legs that bears the large chelae in decapod crustaceans Chelipeds
An aquatic mollusk that has a compressed body enclosed within a hinged shell, such as oysters, clams, mussels, and scallops Bivalve
Inhabits the rocky intertidal zone; very agile climber and rapid crawler Shore Crab
Relatively short for shore crabs Walking Legs
Clan of closely related animals that includes snails, slugs, clans, oysters Molluscs
"Stomach foot"; snails and slugs Gastropod
Blanket of soft tissue that covers a mollusc's body like a bathrobe Mantle
Long ribbon-like tongue coated with overlappping teeth Radula
Encased by an external skeleton and appendages are jointed Arthropods
Smallest of crustaceans; have elongated antennae Copepod
One of the walking limbs of a crustacean Pereopod
swimming limb of a crustacean, five pairs of which are typically attached to the abdomen Pleopod
The rearmost segment of the body of certain arthropods, such as the middle lobe of the tail of a lobster Telson
the sixth and last pair of abdominal appendages of lobsters and related crustaceans, forming part of the tail fan Uropod
used in feeding and mating; claw-like gnathopods
an arthropod of the large, mainly aquatic group Crustacea, such as a crab, lobster, shrimp, or barnacle crustacean
the terminal segment of a forelimb, manus
distinct male and female individual organisms dioecious
have a row of small blue eyes along the mantle edge Scallops
large phylum of segmented worms annelids
outer covering made of tough but flexible collagen cuticle
brightly colored segmented worms Polychaetes
paddle-like fleshy paired appendages parapodia
Bundles of bristles setae
pair of feelers palps
Composed of chitin exoskeleton
have a curved body that is flattened sideways Amphipods
dorsoventrally flattened Isopods
pointed appendages which are used to grasp food Chelicerae

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Circulatory System Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

place where substances are exchanged between the blood and body cells capillaries
the liquid part of blood Plasma
a flap of tissue that prevents blood from flowing backward valve
bloodvessles that carry blood back to the heart veins
take up oxyhgen in the blood and deliver it to cells elsewhere in the body redbloodcells
the body's disease fighters whitebloodcells
consists of the heart, blood vessels, and blood cardiovascular system
(singular) lower chambers of the heart ventricle
(singular) upper chambers of the heart atrium
the process by which molecules move from an area of higher concentration to an area of lower concentration diffusion
largest artery in the body aorta
a force exerted by blood against the walls of blood vessels blood pressure
the alternating expansion and relaxation of the artery walls pulse
a group of heart cells that sends out signals that make the heart muscle contract pacemaker
hollow, muscular organ that pumps blood throughout the body heart
blood vessles that carry blood away from the heart arteries
iron-containing protein that binds chemically to oxygen molecules hemoglobin

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Invertebrates Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

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

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Invertebrate and Vertebrate Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

a group of similar species Genus
Science of naming and grouping organisms Systematics
Groups that have a biological meaning Taxon
A group of genera Family
closely related families order
closely related orders class
what classes are organized into phylum
The largest of Linnaeus's taxonomic categories Kingdom
the evolutionary history of lineages phylogeny
a group of species that includes a single common ancestor and all descendants of that ancestor-living and extinct Clade
links groups of organisms by showing evolutionary lines, or lineages, branched off from common ancestors Cladogram
A trait that arose in the most recent common ancestor of a particular lineage and was passed along to its descendents Derived Character
a larger, more inclusive category than a kingdom Domain
Domain that consists of Unicelllular, prokaryotic organisms with thick cell walls Bacteria
Domain that consists of unicellular, prokaryotic organisms that live in the most extreme conditions Archaea
Domain that consists of all organisms that have a nucleus Eukarya
A kingdom that consists of heterotrophs with cell walls containing chitin Fungi
Kingdom that consists of autotrophs with cell walls that contain cellulose Plantae
Kingdom of organisms that are multicellular, heterotrophic organisms that have no cell walls Animalia
An animal with a backbone Vertebrate
An animal without a backbone Invertebrate
Internal skeleton Endoskeleton
hard outer covering that protects the body Exoskeleton
an animal whose body temperature does not change much Warm-blooded
an animal whose body temperature depends on its surroundings cold-blooded
A long supporting rod that runs through the body just below the nerve cord Notochord
Members of the clade commonly known as Phylum Chordata Chordates
parts of an animal's body match up around a midpoint or line Symmetry
simplest kind of invertebrate that is shaped like a sack and lives underwater Sponges
Organisms that float or swim and have tentacles that sting (corals, jellyfish) Cnidarians
Organisms with a shell(clams, oysters, octopus, squid) Mollusks
Organisms with spiny skin and an endoskeleton Echinoderms
Organisms with legs that bend, bodies with sections, and an exoskeleton(largest group of invertebrates) Arthropods
Organisms with antennae, 3 pairs of legs, 3 body sections, sometimes wings Insects
4 pairs of legs, 2 body sections, fangs(spiders, scorpions) Arachnids
2 pairs of antennae, 2-3 body sections, can chew(crab) Crustaceans
1 pair of legs on each body section Centipedes
simplest worms with flat bodies, some live inside other animals Flatworms
Worms that have thin bodies with pointed ends, most live inside other animals roundworms
Worms with bodies divided into parts that are the same except the front and tail end, live on land(earthworms) Segemented Worms
Organisms that lve part of their lives in water, and the other part on land. lay eggs (frogs) Amphibians
Organisms with dry, scaly skin. Breath through lungs, lay eggs(lizards) Reptiles
Organisms with feathers to keep them warm and dry. beaks and 2 legs. not all can fly, lay eggs. Birds
Warm-blooded vertebrate wilth fur or hair. Females give birth to offspring and make their own milk Mammals

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Invertebrates Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A bee that collects honey. Honeybee
This bug eats through wood. Termite
Makes hissing noises. Hissing Cockroach
'Flower" Mantis Orchid Mantis
Poisonous butterfly. Monarch Butterfly
Females of this species have a red hourglass shape under the abdomen. Black Widow
Lacks a respiratory system and breathes through its skin. Earthworm
The largest of this species are found in tropical waters. Sea Anemone
Has a star shape. Starfish
A group of this animal is called a smack. Jellyfish
Among the most simple of multi-cellular organisms. Sponge
Are very social despite their name. Hermit Crab
Are able to rapidly dart backwards by flexing their body. Shrimp
The conditition of being infected with this species is called taeniasis. Tapeworm
Majority species of this worm are blood-feeding. Leech
Has 8 tentacles. Octopus
Have spiny shells for protection. Sea Urchin
Live in the sand upside down. Clams
The only difference between this animal and a slug, is it has a shell. Snail
The only difference between this animal and a snail, is that it does not have a shell. Slug
Has 6 tentecles. Squid
Breathe via their anus. sea cucumber
Can manually control their buoyancy. cuttlefish
You can get pearls from this mollusk. Oyster
The female of this animal can only mate after she has just molted. Lobster
This species makes up the Great Barrier Reef. Coral
Largest group of living organisms known to science. Beetle
Bleed from their knees when threatened. Ladybug
Can turn their head a full 180 degrees. Praying Mantis
Capable of carrying mass 50 times their own body weight. Ants
Become a butterfly. caterpillar
Only males of this species chirp. Cricket
This insect is aquatic during the larval stage. Dragonfly
All species of this animal are venomous. Scorpion
Defend themselves by throwing barbed hairs at attackers. Tarantula
Does not have a heart or gills. Barnacle
Grow a hair-like substance to attach them to rocks. Mussel

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Digestive System Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Nutrient molecules passed through the wall of your digestive system into your blood Absorption
Your teeth carry out the first role of ______ Mechanical digestion
___ is accomplished by enzymes Chemical digestion
The fluid released when your mouth waters is called ___ Saliva
A flap of tissue called the ___ seals off your windpipe, preventing the food from entering Epiglottis
The ___ is the last section of the digestive system Large Intestine
After food enters the ___, contractions of smooth muscles push the food towards the stomach Esophagus
___ is a thick, slippery substance produced by the body Mucus
The ___ is a j-shaped muscular pouch located in the abdomen Stomach
The ___ , which is located in the upper right portion of the abdomen, is the largest organ in the body Liver
___ is a substance that breaks up fat particles Bile
The large intestine ends in a short tube called the ___ Rectum
The ___, is a muscular opening at the end of the rectum Anus
Bile flows from the liver into the ___ Gallbladder
The ___ is a triangular organ that lies between the stomach and the first part of the small intestine Pancreas
The pancreas produces enzymes that flow into the small intestine and help break down ____, proteins, and fats Starches
Starches, ___, and fats Proteins
The small intestine helps break down ___ Fat
The lining of the small intestine is covered with millions of tiny finger shaped structures called ___ Villi
More professional wore for villi Villus

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Understanding Sexual Health Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

a virus that attacks the human immune system and is caused by AIDS HIV
a gland in the male reproductive system that makes fluid that helps carry male sex cells to the females body Prostate
male sex cells Sperm
another name for testes testicles
the organs that make sperm and the primary male sex hormone testes
the primary male sex hormone testosterone
a sac of skin in which the testes are kept; helps to regulate temperature Scrotum
region of the male reproductive system in which the sperm mature Epididymis
tubes in which fully mature sperm move from the epididymis and out of the scrotum Vas Deferens
the tube that carries urine and sperm out of the body through the penis urethra
an infection of the skin near the scrotum and groin area of a male Jock Itch
uncontrolled growth of cells of the testes; usually does not cause pain and causes enlargement of the testicle or a small lump testicular cancer
an infection passed from one person to another by sexual contact involving sex organs, the mouth, and rectum STI
a muscular organ of the female reproductive system that holds a fetus during pregnancy uterus
a woman's sex cell Ovum
organs where the ovum are stored in the female body ovaries
the primary female sex hormone estrogen
the ovum travels through the ________ to get from the ovary to the uterus Fallopian tube
connects the woman's outside of the body with her uterus vagina
the process of the ovaries releasing one egg per month after puberty ovulation
the lining of the uterus endometrium
the monthly break down and shedding of the lining of the uterus menstruation
the time when a fertilized egg grows and develops into a baby in the woman's uterus pregnancy
a developing human, from fertilization until the end of the eighth week of pregnancy embryo
a developing human, from the start of the ninth week of pregnancy until birth fetus
an organ that grows in the woman's uterus during pregnancy and allows nutrients, gases, and wastes to be exchanged between mother and fetus placenta
doctors often divide the nine months of a baby's development into 3-month periods called... trimesters
the passage of a baby from its mother's uterus to outside the body birth
the loss of a pregnancy before the 20th week miscarriage
the stage of life when people become sexually mature premature birth
the deliberate choice to refrain from all sexual activity abstinence
a serious disease that destroys the body's immune system AIDS
a virus that attacks the human immune system and that causes AIDS HIV

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Invertebrates Terms Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

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

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Unit 4.2 Vocabulary Activity Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The opening at the end of the digestive system, where wastes are released anus
Vessels in the circulatory system that carry blood away from the heart arteries
Saclike structure that stores urine until it can be releases bladder
An artery, vein, or capillary that carries blood to and from the heart and body tissues blood vessel
Smallest vessel in the circulatory system; site of nutrient and gas exchange between blood and body cells capillaries
Process that breaks large food molecules into smaller molecules that can be taken in by cells chemical digestion
Organ system that transports needed substances throughout the body and carries away wastes circulatory system
large domed muscle that seperates chest and abdomen and plays a major role in breathing diaphragm
Process of breaking down food into a form the body can use digestion
Organ system that breaks down food into substances the body can use, and absorbs these substances digestive system
Female sex cell egg
System of organs that controls body activities through chemical messengers (hormones) endrocine system
A protein in the body that helps control a chemical reaction, such as digestion enzyme
Tube that carries food from the mouth to the south esophagus
Organ system that removes waste from the body excretory system
Positive or negative response to a stimuli; example: pain feedback mechanism
A sac that stores bile gall bladder
Specialize organs that make substances (hormones) that control and regulate body processes glands
Organ that punmps blood throughout the body heart
Keeping conditions constant in the body homeostasis
A chemical released by a gland: controls a specific body function hormone
A hormone that is produced by a group of specialized cells in the pancreas and that lowers blood glucose insulin
System that covers the human body, basic organ is skin in the human body integumentary system
Organ in the urinary system that filters waste from the blood kidneys
Part of the digestive system where water is absorbed from the solid waste large intestine
Organ in the digestive system that produces bile and enzymes, breaks down toxins and wastes liver
Pair of organs in the respiratory system, where carbon dioxide and oxygen are exchanged lungs
process of breaking food into smaller pieces by chewing and mashing mechanical digestion
elongated tissues that allow for contractons and relaxationd to cause movement muscles

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