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Chemistry LibreTexts

9.04 Week 9 Quiz

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  • cc_profilecc.exam.v0p1qmd_assessmenttypeExaminationqmd_scoretypePercentagecc_maxattempts1
    cc_profilecc.multiple_choice.v0p1What is the term for an animal with a thin, tough, membranous embryonic sac?amphibianarthropodamniotecrustacean3100cc_profilecc.multiple_choice.v0p1The chief function of an amniotic egg is toprevent the embryo from drying out as it develops.deliver nutrients to the fetus from the mother's blood.stay inside the animal's oviduct to avoid predators.enable the embryo to adjust to life on dry land.5100cc_profilecc.multiple_choice.v0p1The increased surface area of which organs enables amniotes to absorb more water internally than amphibians do?placenta, bladder, and uteruskidneys and large intestinesgall bladder and kidneyspancreas, spleen, and liver10100cc_profilecc.multiple_choice.v0p1All amniote embryos develop inside amother's abdomen.semipermeable shell.protective fluid-filled sac.leathery membrane.15100cc_profilecc.multiple_choice.v0p1A reptile's heart has how many chambers?onetwothreefour19100cc_profilecc.multiple_choice.v0p1An ectotherm is an organism whose body temperature is determined by itssurrounding environment.four-chambered heart.metabolic activity.amniotic development.21100cc_profilecc.multiple_choice.v0p1Which of the following choices correctly describes a viviparous reptile?endotherm; develops embryo internallyectotherm; gives birth to live youngectotherm; deposits eggs into nestendotherm; provides parental care26100cc_profilecc.multiple_choice.v0p1How do the eggs of an oviparous reptile develop?independent of the parent reptilesin a nest without much parental careinside the body of the mother reptilesubmerged in aquatic environments29100cc_profilecc.multiple_choice.v0p1Theropod dinosaurs, the ancestors of birds, shared which modern bird feature?light, hollow bonesfunctioning wingsfeathers used to flystrong flight muscles33100cc_profilecc.multiple_choice.v0p1In birds, which part of the skeleton is modified to support attachment of large chest muscles?backboneleg boneswing tipssternum40100cc_profilecc.multiple_choice.v0p1Birds and their theropod ancestors possessed rearranged hip and leg muscles because this featureenhanced efficient flight.supported the airfoil design.reduced the skeletal weight.improved bipedal movement.44100cc_profilecc.multiple_choice.v0p1Air sacs in a bird's body support the bird'shuge chest metabolism.reproductive success.hollow bone structure.46100cc_profilecc.multiple_choice.v0p1What aspect of a bird's role in its ecological niche is reflected in the shape of both its beak and its feet?how it reproduceswhat it eatswhen it migrateswhere it nests50100cc_profilecc.multiple_choice.v0p1A physical feature unique to mammals is theheart with four chambers.middle ear with three bones.skeleton adapted to mobility.anatomy for bearing live young.54100cc_profilecc.multiple_choice.v0p1The function of mammalian mammary glands is toenhance chewing.grow fine hair.produce milk.nourish embryos.59100cc_profilecc.multiple_choice.v0p1Marsupials differ from other mammals in that theyretain a reptilian cloaca.have stiff protective quills.bear immature young.are able to chew their food.63100cc_profilecc.multiple_choice.v0p1Live young born after completing fetal development are the offspring of what kind of mammal?eutherian.monotreme.marsupial.placental.65100cc_profilecc.essay.v0p1qmd_computerscoredNo<p>Explain why birds are able to live in extremly cold (Artic regions) and deserts and reptiles cannot.</p>100cc_profilecc.essay.v0p1qmd_computerscoredNo<p>Explain how development differs between the three groups of mammals</p>100