Eduardo's Documents

SCIENCE TEST REVIEW!!
1)4 main function of the animal: To obtain food, internal condition stable, reproduce and find shelter
2)3 characteristics animals are classified: DNA, vertebrates andinvertebrate
3) Level of organization of an animal: organ. Tissue, organ system and cell
4) Basic unit of an animal’s body: to obtain food and reproduce
5) 3 types of symmetry:bilateral, asymmetrical and radial
6)6 groups of invertebrate: sponge, mollusk, cnidarians, echinoderms, worms, arthropods
7)3 types of worms: earthworm, hookworm, and planarian
8)3characteristics all characters have: throat pouches, notochord, and nerve cord
9) What is a backbone made of? : Of a vertebrae
10) Function of an endoskeleton: to move, provide muscleand allows moving easily
11) Major group of vertebrates: skull, ribs and backbone
12) Which animal are endothermic: reptiles, amphibians and fishes
13) Which animals are ectodermic:bird and mammals
14) Types of fish: jawless, boney and cartilaginous
15) What is the function of the reptile thick skin: To produce body heat
16)3 bird characteristicsfeathers, Lay eggs and four chambered heart

Vocabulary!!
Homeostasis: The condition in which an organism’s internal is kept stable
Adaption: an inherited behavior or physicalcharacteristics that help the organism survive
Vertebrate: The bones that make up the backbone of an organism
Invertebrate: An animal without a backbone
Tissue:
Organ:
Radial symmetry: lines thatcan be drawn through a central point to make mirror images
Bilateral: line that can be drawn to divide in have and make mirror images
Chordate: An animal that has a notochord, nerve cord and throatpouches at some point in its life
Notochord: flexible rod that supports a chordate back just below the nerve cord
Ectotherms: an animal whose body temp. is determined by the temp. of its...