Kingdom Animalia Classification Flashcards

Sponges; aquatic animals; asymmetrical bodies; 2 cell layers; reproduction asexual and sexual.

Water vascular system; internal skeleton; spiny skin; symmetrical; examples include starfish, sea urchins, and sea cucumbers.

<p>Segmented worms; complete digestive tract; closed circulatory system; ventral nervous system.</p> Signup and view all the answers

<p>Roundworms; long, cylindrical bodies; digestive system with mouth and anus; most are parasitic.</p> Signup and view all the answers

<p>Symmetrical; saclike bodies; 2 cell layers; 2 body forms (medusa and polyp); aquatic; reproduction is sexual; examples include jellyfish, corals, and anemones.</p> Signup and view all the answers

<p>Segmented body; jointed appendages; exoskeleton.</p> Signup and view all the answers

<p>2 pairs of antennae; most are aquatic; respiration is by gills; examples include lobsters and crabs.</p> Signup and view all the answers

<p>No antennae; two body regions; 4 pairs of legs; examples include spiders and scorpions.</p> Signup and view all the answers

<p>One pair of antennae; 3 body regions; 3 pairs of legs; many have 2 pairs of wings; examples include flies, ants, and beetles.</p> Signup and view all the answers

<p>Soft, unsegmented body; have a muscular foot, mantle, and radula; well-developed digestive, circulatory, and nervous systems.</p> Signup and view all the answers

<p>Two-part hinged shell and no head or radula; examples include clams, oysters, and mussels.</p> Signup and view all the answers

<p>Head with tentacles; most have a spiraled shell; examples include snails and slugs.</p> Signup and view all the answers

<p>Large head surrounded by arms or tentacles; no, internal, or external shell; nervous system developed; examples include octopus and squid.</p> Signup and view all the answers

<p>Have a notochord, paired gill slits, dorsal nerve cord.</p> Signup and view all the answers

<p>Enlarged brain; spinal column made of vertebrae that enclose the dorsal nerve cord.</p> Signup and view all the answers

<p>Fish with a skeleton composed of cartilage, moveable jaws, and fins; example: sharks.</p> Signup and view all the answers

<p>Fish with a skeleton of bone; moveable jaws; overlapping scales; paired fins; air bladder; examples include salmon, trout, and carp.</p> Signup and view all the answers

<p>Moist, smooth, scaleless skin; four limbs; water is needed for reproduction; examples include frogs and toads.</p> Signup and view all the answers

<p>Dry skin and scale-covered body; four limbs; fertilization is internal; lungs and a three-chambered heart; examples include turtles and alligators.</p> Signup and view all the answers

<p>Birds; feathers; front limbs are wings; eggs have hard shells; four-chambered heart; warm-blooded; examples include robins and chickens.</p> Signup and view all the answers

<p>Mammals; nourish young with milk; body is covered with fur or hair; four-chambered heart; warm-blooded; examples include humans, mice, and tigers.</p> Signup and view all the answers