Prentice Hall Biology Multiple Choice 3.16.12
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Terms | Definitions |
|---|---|
 Which of the following is NOT true about flatworms?a.) They have a fluid-filled body cavity called a coelom b.) They are the simplest animals to have three embryonic germ layers c.) They are acoelomates d.) They are bilaterally symmetrical | A |
| In free-living flatworms, what organ pumps food into the digestive cavity? a.) coelom b.) ganglia c.) pharynx d.) flame cells | C |
| Many flatworms can detect changes in the amount of light in their environment using groups of cells called a.) flame cells b.) nerve cords c.) ganglia d.) eyespots | D |
| In the tapeworm, both male and female reproductive organs are contained within each mature a.) scolex b.) proglottid c.) cyst d.) egg | B |
| In a pseudocoelom, mesoderm partially lines the a.) germ layer b.) body cavity c.) blood vessels d.) pharynx | B |
| Which of the following is NOT true about roundworms? a.) They have a digestive system with two openings b.) They have specialized tissues and organ systems c.) They are segmented worms d.) They have pseudocoloms | C |
| What causes the disease called elephantiasis? a.) fluke worms b.) filarial worms c.) hookworms d.) ascarid worms | B |
| Which of these animals have a true coelom? a.) filarial worm b.) tapeworm c.) planarian d.) leech | D |
| In annelids, nitrogen-containing wastes are eliminated by a.) clitella b.) parapodia c.) nephridia d.) gills | C |
| The muscular extension of a leech that penertrates the tissue of it host is the a.) septum b.) radula c.) proboscis d.) ganglion | C |
| The larvae of many marine annelids are ecologically important because they a.) poison coral reefs b.) are eaten by fish and other marine animals c.) feed on earthworms d.) none of the above | B |
| Which of the following is NOT true about mollusks? a.) They usually have an external or internal shell b.) They are all filter feeders c.) They are soft-bodied animals d.) They have tube-shaped nephridia to remove ammonia from blood | B |
| The tubelike structure through which water enters and leaves a mollusk's body is the a.) sinus b.) siphon c.) coelom d.) mantle cavity | B |
| The most active mollusks are the a.) gastropods b.) cephalopods c.) bivalves d.) nudibranches | B |
| Which cephalopods have external shells? a.) nautiluses b.) squid c.) octopi d.) cuttlefish | B |
| Asexual reproduction in free-living flatworms takes place by the process known as a.) budding b.) fission c.) fertilization d.) hermaphroditism | B |
| Some flatworms have clusters of nerve cells that control the nervous system. Each cluster is called a(an) a.) ganglion b.) brain c.) eyespot d.) flame cell | A |
| Free-living flatworms, most of which live in marine environments or fresh water, are a.) flukes b.) turbellarians c.) tapeworms d.) roundworms | B |
| An intermediate host is an organism in which a parasite a.) reproduces asexually b.) reproduces sexually c.) causes tissue decay d.) clogs blood vessels | A |
| Which of the following is a parasitic roundworm? a.) Trichinella b.) Schistosoma c.) a tapeworm d.) a turbellarian | A |
| To move, roundworms use their a.) proglottids b.) hydrostatic skeleton c.) tentacles d.) pharynx | B |
| In earthworms, food is ground into small pieces in the a.) crop b.) gizzard c.) pharynx d.) esophagus | B |
| The body of an annelid has a.) a backbone b.) an external shell c.) segments d.) stinging tentacles | C |
| A type of annelid that is an external parasite is the a.) tapeworm b.) polychaete c.) leech d.) earthworm | C |
| The appendages of arthropods are a.) found only on the head b.) hard and immovable c.) jointed and extend from the body wall d.) divided into six branches | C |
| All of the following are true about arthropods EXCEPT that a.) they have a closed circulatory system b.) they have an exoskeleton made of chitin c.) they include herbivores, carnivores, and omnivores d.) they move using muscles controlled by the nervous system | A |
| An arthropod is vulnerable to predators during the molting period because a.) it must come out of hiding to molt b.) its new exoskeleton is soft c.) molting cannot occur without the assistance of predators d.) predators are more numerous during this period | B |
| The function of the mandibles is to a.) bite and grind food b.) sense the environment c.) propel an arthropod when it swims d.) support an arthropod when it walks | A |
| An example of a chelicerate is a a.) lobster b.) centipede c.) crayfish d.) spider | D |
| Spiders feed by a.) swallowing their prey whole a.) biting off and swallowing pieces o their prey c.) sucking up prey tissues that have been liquefied by enzymes d.) sipping nectar through a tubelike mouth part | C |
| An insect can detect minute movement in its environment by using its a.) Malpighian tubules b.) tracheal tubes c.) chelicerae d.) sensory hairs | D |
| Which of the following explains why flying has been beneficial to insects? a.) Nymphs can escape most predators b.) Insects can disperse long distances and colonize a variety of habitats c.) Insect societies can communicate without using pheromones d.) The insect body plan can function with only two section | B |
| An example of an insect that undergoes incomplete metamorphosis is the a.) moth b.) bee c.) beetle d.) chinch bug | D |
| Which of the following is NOT true about insect societies? a.) All species use the same "language" of visual and chemical signals b.) Individuals may be specialized to perform particular roles c.) Every individual in a society works for the benefit of the whole group d.) Each caste has a body form specialized for its role | a |
| In most species of echinoderms, respiration occurs mainly in the a.) tube feet b.) madraporite c.) ring canal d.) radial canals | D |
| The skeleton of an echinoderm is an a.) exoskeleton made of calcium carbonate b.) exoskeleton made of chitin c.) endoskeleton made of calcium carbonate d.) endoskeleton made of chitin | C |
| The water vascular system of echinoderms is involved with each of the following body functions EXCEPT a.) respiration b.) circulation c.) movement d.) reproduction | D |
| In the Great Barrier Reef of Australia, extensive areas of coral have been destroyed by the crown of thorns, which is a type of a.) sea cucumber b.) sea urchin c.) sea star d.) sea lily | C |
| Arthropods are classified based on the number and structure of their a.) eyes and wings b.) body segments and appendages c.) muscle and bones d.) gills and hearts | B |
| Insects are classified as a.) crustaceans b.) arachnids c.) uniramians d.) chelicerates | C |
| How many pairs of legs are there on most body segments of a centipede? a.) one b.) two c.) five d.) six | A |
| The compound eyes of insects a.) are made of many lenses b.) are located on the thorax c.) produce an image that is more detailed than what humans see d.) are not very good at detecting movement | A |
| The body of an insect is divided into a a.) head and a thorax b.) head and a cephalothorax c.) head, a thorax, and an abdomen d.) cephalothorax and an abdomen | C |
| Which of the following is NOT a stage of complete metamorphosis? a.) nymph b.) egg c.) larvae d.) pupa | A |
| In echinoderms, body parts usually occur in multiples of a.) two b.) seven c.) three d.) five | D |
| In an echinoderm, the structure that operates like a living suction cup is the a.) madreporite b.) tube foot c.) stomach d.) nerve ring | B |
| Which structure is part of an echinoderm's water vascular system? a.) skin gill b.) anus c.) madreporite d.) stomach | C |
| The echinoderms that look like warty, moving pickles are a.) sea urchins b.) sea cucumbers c.) sea stars d.) feather stars | B |
| Two echinoderms that are in the same class are a.) brittle stars and sea stars b.) sea stars and sea cucumbers c.) sea cucumbers and sea urchins d.) sea urchins and sand dollars | D |
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