Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.


Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards




share
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

study guide

QuestionAnswer
The common name of this worm is planarian. To which Platyhelminthes class does it belong class tuberellia
coelomate animals such as the earthworm have a body cavity that is completely surrounded by mesoderm
which of the following worms has pseudocelom roundworm
which phyla name means little rings because of the repeated segments along the worm body Annelida
the flame cell of the planarian are part of which body systems excretory
leeches belong to the smallest group of annelids which is the class hirudenae
ascaris and pinworms and hookworm are roundworms that belong to phylum nematode
hair like structures used for movement in the earth worm setae
what side of the worm are they on ventral side
what is the functions for the hooks scolex to attach the worn to host's
lumbricus terrestris is the scientific name for common earthworm
what is the common name for this cestoda worm fluke
which kingdom does it belong animalia
the type of roundworm found as cysts in the muscles tissue of pigs is called trichinella
to which class does the bristle worm belong polychaeta
what are the fleshy flaps found on some annelids called parpodia
the collection of nerves at the anterior end of worms called and act as a simple brain for the worms's nervous system cerebral ganglia
in planarians what ciliated structure collect and expel excess water flame cells
what is the common name for this worm rotifer
what is the function of the cilia at the worms anterior end it sweep food into the mouth
in a closed circulatory system the blood flows in the blood vessels
in which direction does the blood move when it is in the medial dorsal blood vessel of the earth worn towards the head
what is the function of the pharynx suck in soil
what is it called when the nervous tissue and sensory organs are concentrated at the anterior end cephalization
the bacteria we generally refer to as germ or true bacteria belong to the kingdom eubacteria
which group of bacteria belongs to kingdom archaebacteria methanogen
at times bacteria will form a thick coated endospore which allows the species to survive harsh environmental conditions
because of its shape and structure members of the kingdom eubacteria phylum spirochete would move using a corkscrew rotation
which of the following are used by at least some bacteria for movement flagella
one type of archaebacteria the can be found in unusual places that lack oxygen like underwater or in mud and in gut of mammal proteobacteria
as prokaryote cells all eubacteria reproduce by binary fission
gram positive bacteria have a simple cell wall structure with an peptidoglycan layer thick
when gram staining the is used to intensify the color and help it to stick to the cell wall gram iodine
strep throat caused by gram positive bacteria can be successfully treated with which of the following drugs penicillin
the layer of gram negative bacteria is thin and cannot hold the crystal violet stain peptidoglycan
bacteria can be classified according to their all of the these
which substance is used to decolorize the stain from the bacteria cells during the gram stain lab ethanol
when testing with a gram iodine gram positive bacteria are stained purple
see study guide see study guide
one percent of all bacteria are pathogens a pathogen is an agent that is harmful to living organisms
we consume food and drink such as which is produce as a result of bacteria fermentation yogurt and sour cream
syphilis and chlamydia are caused by a bacterial infection vectored by humans sexually transmitted diseases
bacteria secrete and release that can cause illness and disease endotoxins and exotoxins
escherichia coil an enteric bacteria normally live in humans where they make vitamin k intestines
a harmful outcome of a cyanobacteria population bloom is a depletion of oxygen in the water causing a dead zone
mycobacterium tuberculosis a bacterium found in the lungs is classified as an because it requires oxygen obligate aerobe
members of the phylum gram positive includes bacteria that can be harmful of helpful one way members of this phylum are helpful is when lactobacillus delbrueckii use lactic aid fermentation to produce yogurt
see study guide see study guide
can be found living near or at hydrothermal vents thermoacidophiles
can live with or without oxygen ex e coli facultative anaerobes
once classified as blue green algae cyanobacteria
uses sunlight to make food during photosynthesis photoautotrophs
can be found in the great salt lake or dead sea extreme halophiles
feed on dead or decaying organic material saphrophyte
can be found living in swamps produce methane methanogens
converts nitrogen gas into ammonia for plants nitrogen fixing
found in soil or on rust nails ex clostridium tetani obligate anaerobe
loves cold found under rocks in the arctic psychrophiles
viruses are living false
viruses are able to grow and maintain homeostasis that is how we know they are not living false
viruses have either and RNA AND DNA
a viruses is a biologically active particle composed of nucleic acid and a capsid
an obligated intracellular parasite depends on for replication a host
the capsid of a virus is the that surrounds the nucleic acid a protein coat
viruses that use reverse transcriptase to cause their host cells to make DNA from RNA are retroviruses
which of the following is a harmful viral disease in humans influenza
one method of perventing the spered of rabies vaccinating pets
mad cow disease and scrapie in sheep and goats are infection caused prions
which of the following vectors incorrectly matched with the viral disease it carries fleas and ticks and radies
viruses can be useful when they are used in gene therapy to insert working copies of missing genes into cells
the viral infection AIDS is so devastating to the human immune system because HIV infect white blood cells that fight the infection
most sponges are producing both sperm cell and egg cell but not at the same time hermaphrodites
using cytoplasmic streaming and diffusion the is specialized sponge cell that transfers nutrients and reproductive cells throughout the body ameobocyte
this ctenaphore captures its pray using tentacles with sticky instead of stinging cnidocytes colloblast
which germ layer produces the muscles circulatory systems and reproductive organs mesoderm
this turtle exhibits type of symmetry bilateral symmetry
this sponge is soft and flexible because of the protein in its skeleton spongin
the large opening at the top of this sponge called the is used to expel water from the spongocoel osculum
hydra are typically white or brown in color but appears green due to photosynthetic living beneath its epidermis algae
to phylum does this specimen belong cnidaria
the jellyfish above exhibits symmetry because it parts are organized in circle around an axis radial
name the specialized stinging cell used by nidarians for defense to capture prey cnidocytes
this Irukandji is a cnidarian that belong to the class cubozoa
sponges and jellyfish are considered animals because that are eukarytic multicellular heterophic and motile at some point in their life cycle
which of the following ways does the crab Melia tessellata defend itself produce bright colors to warn against toxins they eat and store
identify this soft jelly like layer used for buoyancy in cnidarians mesoglea
what is this cavity called gastrovascular cavity
to which kingdom does this portuguese man of war belong Animalia
which statement is false about sea anemones and coral both have polyo forms with tentacles floating upwards
cell used to draw water through the ostia collar cells
the is a collection of cells that allows for coordinated movement in cnidarians nerve net
what is the common name of this animal in the photo hydra
what form of asexual reproduction reproduction is it using to produce offspring budding
the study of insects and other terrestrial arthropods is called entomology
in males what other functions besides swimming does the crayfish swimmerets perform pass sperm to females
the simple eyes of a grasshopper function to sense light intensity
spiders and crayfish and grasshopper belong to the phylum arthropoda what does arthropod mean jointed foot
to what system does the book lung belong to respiratory system
the black and yellow strips of stinging wasps bees and yellow jackets are examples of mullerian minicuy
how many legs does a bees have 6 legs
to what subphylum does a bee belong Hexapoda
to what class does a bee belong to Insecta
isopods pil bugs and barnacles belong to subphylum crustacea
bees communicate the distance and direction of a food source with what the scientists call a waggle dance
the subphylum chelicerata gets it name from chelicerae which are the animals biting fangs
which structure is not a part of the spider respiratory system green glands
harmless orange and black viceroy butterflies look like bad tasting monarch butterflies this is an example of batesian mimicry
moths and butterflies undergo with four stages of development complete metamorphosis
crayfish and crabs and lobsters are called decapods because they have legs ten pair of legs
human get lyme disease from that attach to our skin and suck our blood deer ticks
what is the common name of this animals millipede
drone bees function to mate with queen bee
the shell is a result of what growth process ecdysis
how many simple eyes do grasshopper have they have three
that are the feathery structures on the crayfish called gills
what is the name of the shell covering the cephalothorax fused head and thorax carapace
what is the shared function of the maxillae and the maxillipeds touch and taste food
millipedes and centipedes belong to the subphylum myriapoda
arthropods have an open circulatory system their blood is called hemolymph
the malpigian tubules of spider and green gland of a crayfish a similar in that both function to collect two things excess water and waste
chirp to attract females and to warn other males crickets
has a red and organ hourglass mark on its abdomen black widow spider
flash bioluminescent singles to attract mates fire flies
venom digest tissue around bite brown recluse spider
what is the lip called labrum
what is this mouthpart called mandible
which of the following characteristics does not describe a scorpion chelipeds used to capture pray
what is the roll of the queen bee or queen ant reproduce
what is the common name role poly
millipedes have a rounded body with pair of short legs per segment 2
what structure in the earth worms does the sane thing as flame cell of the planarian nephridia
what does the name Polychaeta mean many bristles
which muscles when they contract lengthens the earth worms and moves anterior end forward circular muscles
which statement describes the feeding habit of leeches carnivorous predators and parasites that feed on blood
which statement describes the feeding habit of tapeworms gutless parasites that absorb nutrients directly form host intestines
primary site of photosynthesis leaves
adsorbs water and nutrient from the soil stems
reproductive structures of some vascular plants cones
supports the plant and transports nutrients throughout the plant stems
reproductive structure of vascular plants that produce fruit flowers
the primary purpose of the fruit provide nutrition for the seed
the structures that support the main body of a plant and anchor it to the soil is called the roots
if a plant flowers are very colorful and produce nectar the plant is probably pollinated by insects
the widening of roots and shoots growth in diameter is called secondary growth
which process is prevented when the stamens are cut off from the flower self pollination
primary growth occurs in meristem tissue at the end of the roots and stems of plants apical
poison ivy clover and walnut are plants with leaf arrangements compound
pine spruce and firs are examples of gymnosperms
liverworts and hornworts and mosses are to non vascular as gymnosperms angiosperms are to vascular plants
which of the following is a vascular plant fern tree
which of the following plants reproduce using spores moss
flowering plants are classified a monocots or dicots according to the number of seed leaves
which of the following statements describes monocotyledons have leaves with parallel veins
your mother complains that the fruit she need to serve at a party the next day isn ripe enough you suggest storing the fruit including bananas in a brown bag over night she will be able to give ripened fruit because of you know bananas give off which is ethylene
when vines grow they often wrap tendrils around objects for support the tendrils wrap as a result of thigmotropism
plant stem grows upwards and roots grow down wards due to gravitropism
which of the following hormones would mostly likely be found in the meristem tissue auxin
usually bright color used to attract pollinators petals
cotains the egg ovary
produces the pollen anther
female part of the flower composed of three parts pistil
protects the flower buds before it opens sepals
usually sticky used to trap pollen stigma
supports the structures that make and hold the pollen filament
male part of the flower made up of two parts stamen
enlarged tip of stem where the flower attach receptacle
sperm travel through this structure to get to the egg style
the phloem in a plant transports sugars
the waxy protective covering of a land plant is called cuticle
the development of a seed into a seedling is referred to as germination
some land plants develop an internal systems of internal connected tubes and vessels called vascular tissue
the stomata are responsible for regulation of water loss
the xylem in a plant transports water and minerals to stems and leaves
which characteristics are only found in vertebral chordates endoskeleton of bone or cartilage and cranium vertebral column
which of the following two animals are examples of invertebrate chordates lancets and tunicates
which of the following animals is described as sessile marine invertebrate with incarrent and excurrent siphons covered by a tunic sea squirt
which of the following animals is described as 2-3 inch blade shaped invertebrates lancets
animals with fleshy fins are supported by series of bones are such as belong to class sarcopterygii lungfish and coelacanths
which animal servers as in indicator species because of its moist porous skin that readily takes in toxins frogs
which of the following chordate characteristics do invertebrate chordates lack spinal column
sharks and skates and rays Chondrichthyes
iguana and gavials and terrapins reptilIa
cows and horses and sheep mammalia
newts and toads and caecilians amphibia
penguins and ostriches and eagles aves
tuna and perch and bass actinopterygii
dolphins and porpoises and whales mammalia
alligators and snakes and tortoises reptila
the ectoderm layer gives rise to skin and its protective coverings the protective covering in bony fish is called ctenoid scales
the reptile is adapted to life on land in which of the following ways amniotic egg with a shell
which class of animals only oviparous reproduce by laying a eggs aves
two structures that help arctic marine mammals maintain endothermy are hair and blubber
the adult frogs breath using which of the following body structures lungs and skin
the body structure in sharks that helps them stay buoyant in the water is their oily liver
an animal with moist porous skin webbed feet and gelatinous egg in water is a amphibian
which statement is true about ectotherms heat is grated by absorption from the environment
mammals that give birth to young that continues to development in a pouch on females body are called marsupials
an aniamals with featers on wings a beak and light weight hollow bones is a avian
the time a mammalian embryo spends developing inside the mother's uterus is called gestation
archaeopteryx is believed to be the intermediate evolutionary step between which two reptiles and birds
amphibians way male holds the female during fertilization amplexus
birds structure on the trachea used produce songs syrinx
fish sensory organ used to detect vibrations in the water lateral line
mammal organ in reproduction used to nourish the young placenta
reptile sensory organ that detects chemicals while searching for pray jacobson's organ
the fused terminal vertebrae of the spine the spine support the tail feather in birds pygostyle
mammals that lay eggs and incubate them with body heat are called montremes
in male sharks the are modified pelvic fins used to transfer sperm to the female claspers
the clear membrane which covers and protects the eyes in amphibian is called the nictitating membrane
in turtles the dorsal part of the shell is called the carapace
birds care for their feathers in a process called preening
feather give adult birds a streamlined shape and provide coloration and some insulation contour feathers
animals with a a fermentation chamber for cellulose at the beginning of the large intestine do not chew cud rumen
beleen is specialized teeth found in used to filter food from environment whales
which of the following is not a function of mammalian hair for flight
the type of teeth used to puncture and grip and tear are the canines
the archaeopteryx characteristics that are considered reptilian in nature are jaw with teeth and four limbs with claws
the structure in the amniotic egg that stores metabolic waste is called the allantois
mammals have mammary glands modified sweet glads used to produce milk
are ruminants that eat fast most regurgitate partially digested food from their rumen and spend time to chew the cud cow and sheep and gazelles
bats dolphins and whales use high frequency waves for as they navigate and find food echolocation
the only marsupial found in North america is the virginia opossum
the external parts of the rats ear is called pinna
the sensory hairs located on the rats face are called vibrissae
along with the liver this organ functions to remove and break down old blood cells spleen
the membrane is a third eyelid in reptiles birds and some mammals that can be drawn across the eye for protection while swimming and flying nictitating
the pull air into and pushes air out o the body using negative pressure diaphragm
which organ is not considered an excretory organ one that secretes waste through a membrane rectum
which list of structure is found only in the male rat vas deferens epididymis teses and scrotal sac
which blood vessels supply the heart itself with oxygen and nutrients coronary arteries
the stomach moves food into the first section of the small intestine called the duodenum
what is the correct path of blood from the heart back to the heart left ventral and the aorta and arteries of the body and capillaries veins of the body and right atrium
the structure that passes urine from the kidneys to the urinary bladder is the ureter
gas exchange between respiratory and circulatory systems occurs in the alveoli
Created by: isaac shapiro