Animal Classification Review Part 1 – Classifying living things (18.1, dichotomous keys) Part 2...
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Transcript of Animal Classification Review Part 1 – Classifying living things (18.1, dichotomous keys) Part 2...
![Page 1: Animal Classification Review Part 1 – Classifying living things (18.1, dichotomous keys) Part 2 – Animal kingdom (25.2, animal lab, cladograms) This review.](https://reader035.fdocuments.us/reader035/viewer/2022062523/5a4d1adc7f8b9ab0599750e7/html5/thumbnails/1.jpg)
Animal Classification Review Part 1 –
Classifying living things (18.1, dichotomous keys) Part 2 –
Animal kingdom (25.2, animal lab, cladograms)
This review is available on the wiki OG-science.wikispaces.com
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Classification ReviewScientific Names Classification Cladograms
10 10 10
20 20 20
30 30 30
40 40 40
50 50 50
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Scientific NamesWhat are the two parts of a scientific name?10 pts
Genus and species
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Scientific NamesWhat is the two-word naming system called? 20 points
Binomial nomenclature
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Scientific NameWhat makes common names confusing for classifying organisms? - 30 points
Common names can refer to multiple organisms; many names can be given for 1 species; some common names are ambiguous
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Scientific NamesWrite the scientific name for a species (your choice).– 40 points
EX: Homo sapiens
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Scientific NamesGive 2 characteristics of a useful scientific name.- 50 points
It’s used by everyone universally.
It refers to only 1 organism.
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ClassificationWhy do we need a system of classification?-10 pts
To organize all living organisms into groups that have biological meaning
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ClassificationWho developed the first system of classification? 20 points
Carolus Linneaus
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ClassificationWhat is the genus of the domestic cat Felis catus? 30 points
Felis
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ClassificationTraditional (early) classification was based primarily on what?- 40 points
Physical features
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ClassificationName the 7 levels of classification we have today (in order from largest to smallest)– 50 points
Kingdom, phylum, class, order, family, genus, species
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CladogramsHow is a cladogram different from a dichotomous key? – 10 points
Cladograms are based on evolutionary relationships while dichotomous keys are based on visible physical traits
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CladogramsWhat is a derived character?– 20 points
A derived character is a trait that arose in a recent common ancestor and is not found in earlier versions of the organism
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CladogramsName the derived characters in this cladogram – 30 points
Four limbs, amniotic egg, hair, specialized shearing teeth, retractable claws
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CladogramsWhat clade(s) has specialized shearing teeth? – 40 points
Clade Carnivora and Felidae
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CladogramsWhich clade includes all the others? How do you know? – 50 points
Clade Tetrapoda (having 4 limbs)
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Animal Kingdom Review
Study Guide Questions
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1. Invertebrates are animals that have no…
Backbone
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2. The distinguishing feature of acoelomates is…
A. Bilateral symmetryB. PseudocoelomC. Lack of body cavityD. Vertebra
*C. Lack of body cavity
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3. Which of the following animals does NOT show bilateral symmetry as an adult?
A. EarthwormB. Great white sharkC. RhinocerosD. Sea anemone
*D. Sea anemone
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4. In which group of chordates did cartilage first appear?
A. TunicatesB. SharksC. HagfishD. Lampreys
*B. Sharks
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5. The fluid-filled space between an animal’s digestive tract and its body wall is the
A. Body cavityB. Germ layerC. NotochordD. Segment
*A. Body cavityAKA “Coelom”
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6. What germ layer develops into the…
A. Outer layer of skin* EctodermB. Lining of the digestive tract*EndodermC. Muscular layer*Mesoderm
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7. Name 2 types of animals that show radial symmetry:
1. Cnidarians (jellyfish, sea anemones, corals, hydras)
2. Echinoderms (starfish, sand dollars, sea urchins)
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8. Name two body plan characteristics shared by all arthropods and chordates:
Levels of organizationBilateral symmetryThree germ layersTrue coelomSegmentation andCephalization
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9. How has the body cavity evolved with the evolution of worms?
Flatworm – No body cavity (acoelom) Roundworm – Partial body cavity (pseudo-) Segmented worm – True body cavity (coelom)
Platyhelminthes Nematoda Annelida
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10. Animals in the Phylum Porifera include:
A. ChordatesB. Sea starsC. Sea anemonesD. Sponges
*D. Sponges
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11. Most adult echinoderms show this kind of symmetry:
Radial
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12. What is one way that cnidarians are different from echinoderms?
- Levels of organization (echinoderms have organs), # of germ layers, type of body cavity
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13. What type of body cavity do most groups have? True coelom – a body cavity completely lined
with mesoderm (middle germ tissue layer)
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14. List the 5 types of animals in Phylum Chordata Fish Amphibians Reptiles Birds Mammals
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15. List 3 traits that arthropods have that cnidarians do not: Organs Bilateral symmetry 3 germ layers True coelom Segmentation Cephalization
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16.a) What characteristics have evolved in fish?
a) Vertebraeb) Jaws, paired
appendagesc) True boned) Lungs!
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16.b) What characteristics have evolved in amphibians? Four limbs
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16.c) What characteristics have evolved in reptiles? Amniotic egg Eggs don’t
develop in water Dry, scaly skin
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16.d) What characteristics have evolved in birds? Endothermy Feathers Hollow bones
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16.e) What characteristics have evolved in mammals? Endothermy Hair/fur Mammary glands
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17. What characteristic do reptiles have that amphibians do not? Reptiles have lungs,
amniotic eggs, eggs don’t develop in water; dry, scaly skin
Amphibians 1st stageof life- no lungs, eggsin water; skin ismoist (no scales); go through metamorphosis
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18. Which two major groups of fishes evolved from the early jawless fish and still survive today? Chondrichthyes
(Cartilaginousfish - Sharks)
Osteichthyes(Bony fish)
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19. The evolution of jaws and paired fins was an important development in the rise of which group of animals? Sharks (Cartilaginous
fish) Class
Chondrichthyes
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20. List 2 ways that bony fish differ from the other two fish groups:
Bony fish:1. Have bone(Sharks don’t, jawlessfish don’t)2. Have jaws(Jawless fish don’t)3. Have vertebrae(Hagfish don’t)
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21. What adaptation enables birds to live in environments that are colder than those in which most reptiles live? Endothermy Feathers – can use to regulate body temperature
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22. What evidence exists to indicate that annelids and mollusks are closely related? Levels of organization, bodysymmetry, 3 germ layers, truecoelom, protostomes, and cephalization
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23. The only animal to have an asymmetrical body plan is: Sponges
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24. Which of the worm groups has the characteristic of a segmented body?
Annelids
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25. What was the 1st group of animals to have cephalization? Arthropods
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26. What are 3 general characteristics that ALL animals have?
To be included in the Animal Kingdom, an animal must:
Be multicellular Be heterotrophic (need food from others) Lack cell walls