Biology 11 review
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Transcript of Biology 11 review
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BIOLOGY 11 REVIEWChapter 17, 25-32
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CHAPTER 17-CLASSIFICATION INCORPORATED INTO OTHER
QUESTIONS Cladistics Cladogram, fanlike model Six Kingdom system
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CHAPTER 25-ANIMAL CHARACTERISTICS Heterotrophic Symmetry Coelom Invertebrate/vertebrate Endoskeleton/exoskeleton Development
Dermal layers
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CHAPTER 26-SPONGES, CNIDARIANS,
Sponges Filter feeding, collar cells, spicules,
amoebocytes No tissues, hermaphrodite
Cnidarians Nematocysts Polyp (asexual reproduction) -> medusa
(sperm/eggs) Hydrozoans, scyphozoans, anthozoans
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CHAPTER 26 & 27: THE WORMS Flatworms (Platyhelminthes)
Least complex of the worms Parasitic: tape worm (scolex, proglottid), fluke (snail host) free-living: planaria (flame cells, regeneration)
Roundworms (Nematoda) 2 body openings Ascaris, trichinella, pin worm
Segmented worms Setae, segmentation with own muscles, specialization, nerve cords Closed circ system Oligochaeta, Polychaeta, Hirudinae
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CHAPTER 27-MOLLUSKS Mantle Radula Gills or lungs
Gastropods Bivalves Cephalopods
Octopus: closed circ system
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CHAPTER 28-ARTHROPODS All with jointed appendages Exoskeleton Malpighian tubules Well developed senses including eyes
Arachnids: spiders, mites, ticks, scorpions 2 body segments, 6 pairs of appendages (incl chelicerae,
pedipalps) Crustaceans: 2 pairs of antennae Chilopoda Diplopoda Merostomata Insecta: 3 body segments, 6 legs
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CHAPTER 29-ECHINODERMS & INVERT CHORDATES
Echinoderms Pedicellariae, water vascular system, tube feet Radial symmetry, deuterostome
Invert chordates Chordate characteristics Tunicates: adults have only gill slits; can live in
colonies Lancelets: bury into sand, all chordate features
throughout life
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CHAPTER 30-FISH & AMPHIBIANS Fish
Agnatha: no jaws (lamprey and hagfish) Chondrichthyes Osteichthyes: swim bladder, separate vertebrae Scales, lateral line system
Amphibians Ectotherm, metamorphosis Live part of life on land: 3 chambered heart Respiration: SKIN and lungs Anura, caudata, apoda
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CHAPTER 31-REPTILES & BIRDS Reptiles
Scaly skin, amniotic egg Ectotherms Squamata, chelonia, crocodilia, tuatara
Birds Feathers, sternum, efficient respiration, 4
chambered heart endotherm
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CHAPTER 32-MAMMALS Hair Mammary glands, sweat glands Specialized teeth Placental mammals
Uterus Placenta
Marsupials monotremes
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THE TEST 100 marks total
45 multiple choice 20 matching 35 short answer/ diagram
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BIG TICKET ITEMS Cladogram Mammal diagram
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