Digestion
name an organism that filter feeds
clam, oyster, sponge whales...
What does respire mean?
Take in oxygen and give off carbon dioxide.
what does circulatory mean?
flowing in a circle.
what is the definition of excrete?
Describe the teeth of a carnivore.
Chisel-like teeth.
name an organism that fluid feeds.
aphids, cicadas, bees, butterflies.....
What process does a sponge or cnidarian use to move oxygen.
diffusion
what types of organisms have an open circulatory system?
arthropods and mollusks.
Is water balance important for animals to survive?
yes
Describe the teeth of an herbivore.
large and flat.
Name the type of animal that only eats meat.
carnivore
name an organism that uses diffusion for gas exchange.
flatworm
Name an organism that has a closed circulatory system.
earthworm, annelids, and some mollusks.
what part of a bony fish excretes the salt from the water it drinks?
gills
what does secrete mean?
to form and release.
What group of organisms eats their food whole?
cnidarians
What type of fish has a large surface area on their gills to exchange gases.
Brown trout
What is the heart chamber that returns the blood to the heart?
Atria or atrium
Animals that live in freshwater have too much water coming into their bodies just like what other group of organisms have the same problem?
protists
How many openings does a animal with a gastrovascular cavity have?
give an example of 2 cnidarians.
hydras, jellyfish and squid
What organ do land animals use for gas exchange?
lungs
Name the heart chamber that pumps blood out of the heart.
ventricles
What do flatworms use to remove excess water from their bodies?
flame cells
What part of the digestive tract of some animals grinds food?
gizzard