Science Part I Flashcards
Carnivore
An organism that only eats meat
Omnivore
An organism that eats both plants and animals
Vertebrate
An organism with a backbone
Invertebrate
An animal with no backbone.
Radial symmetry
Symmetry around a circular axis
Bilateral symmetry
To be divided into right and left halves that are nearly mirror images.
Mammal characteristics
Made of many different cells Has nucleus and other organelles Depends on other organisms in environment and food. Moves from place to place Sexually reproduce
Physical adaptations
Physical features that enable prey to avoid predators
Predator adaptations
An adaptation where an animal closely resembles another - mimicry
Behavioral adaptations
Adaptations that enable them to capture prey or avoid predators.
Where are most sponges found
Warm shallow salt water near coast lines
Sessile
Attached to one place for their entire life - adult sponges
Cnidsrians
Tiny hydras
Delicate jellyfish
Colorful corals
Cnidarian body forms
Polyp
Medusa
Cnidarian symmetry
Radial symmetry
Flatworm characteristics
That are flat Most are parasites They are invertebrates Soft bodies Bilateral symmetry
Charestueists a if roundworms
Many cells Free living Slender Tapered Reproduce sexually
Charestueists a if mollusks
Soft bodied Bilateral symmetry Invertebrates Latin word meaning soft Gills Some have shells Open circlatory system
Gastropods examples
Sea slugs garden slugs conches
Gastropods characteristics
Has a single shell
Large well developed head
Well developed nervous system
Bivalves characteristics
Two part shell
Adapted for living in the ocean
Has hinges to help open and close mouth
Some attach themselves to hard surfaces to keep from floating away
Bivalves examples
Clams oysters and scallops
Cephalopods examples
Squid octopus and cuttlefish
Cephalopods characteristics
Large well developed head Tenticals to catch prey Well developed nervous system Lives in ocean Adapted for swimming
Herbivore
An organism that only eats plants or parts of plants
