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36 Cards in this Set

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1. The muscular tube found near the mouth of the gastrovascular cavity in flatworms is called a
PHARYNX.
2. The head of an adult tape worm is called a
SCOLEX
3. The body cavity of a round worm is called a
PSEUDOCOELOM
4. What are the clusters of nerve cells in round worms called?
GANGLIA
5. In the earth worm, waste created by cellular metabolism is eliminated by the
NEPHRIDIA
7. In earth worms, the clitellum is used in
REPRODUCTION
8. The tongue-shaped structure that some mollusks use for feeding is the
RADULA
9. Mollusks eliminate nitrogen-containing wastes through simple tube-shaped organs called
NEPHRIDIA
10. A mollusk with a shell consisting of two parts is a member of the class
BIVALVIA
1. All arthropods have
JOINTED APPENDAGES.
2. An arthropod’s exoskeleton performs all of the following functions like
PROTECTION OF INTERNAL ORGANS, SUPPORT OF THE ANIMAL’S BODY, PREVENTING LOSS OF BODY WATER.
3. Most terrestrial arthropods breathe using branched, air-filled structures called
TRACEAL TUBES.
4. Most arthropods have
an open circulatory system
5. Crustaceans are the only arthropods that have
TWO PAIR OF ANTENNAE
6. Which of the organisms below belongs in the subphylum Chelicerata?
SPIDER
7. Unlike spiders, horseshoe crabs have
A MADREPORITE.
8. All insects have
three body sections.
9. Most adult echinoderms show
RADICAL SYMMETRY.
10. Oxygen is moved around the body of a sea star in its
WATER VASCULAR SYSTEM.
1. The ancestors of most modern animal phyla first appeared during the
CAMBRIAN PERIOD.
2. A cladogram shows
EVOLUTIONARY RELATIONSHIPS
3. Roundworms, which have body cavities that are partially lived with mesoderm, are classified as
PSEUDOCOELOMATES.
4. An animal that relies primarily on intracellular digestion is the
SPONGE.
6. In order for the exchange of oxygen and carbon dioxide to take place, an animal’s respiratory surfaces must be kept
MOIST.
7. In a closed circulatory system, blood
REMAINS WITHIN BLOOD VESSELS.
8. Malpighian tubules convert nitrogenous wastes into
URIC ACID
9. The simplest nervous systems are called
NERVE NETS
Individual animals that produce both sperm and eggs are called
HERMAPHRODITES.
1. The characteristics of all chordates are
HOLLOW NERVE CORD, NOTOCHORD, PHARYNGEAL POUCHES.
3. Most fishes exchange gases by pumping water from their mouths
OVER THE GILL FILAMENTS
4. IN fishes, the part of the brain that coordinates body movements is the
CEREBELLUM
5. A species that lays eggs that develop outside of the mother’s body is
OVIPAROUS
6. SHARKS ARE
CARTILAGINOUS FISH.
7. At the end of the large intestine of a frog is a muscular cavity called the
CLOACA
8. An adult amphibian’s heart typically has
THREE CHAMBERS.
9. Each of the following serves as an organ of gas exhange in frogs, toads, and many salamanders like the
lungs, skin, and mouth cavity.