Bio20 - Kingdom Animalia *FINAL* Flashcards Preview

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Flashcards in Bio20 - Kingdom Animalia *FINAL* Deck (32):
1

What are the three characteristics common to all animals?

-multicellular
-eukaryotic
-heterotrophic

2

What are the 2 phylums and minor phyla used to classify animals?

-Phylum Chordata and Arthropoda and Minor Phyla

3

What are Phylum Chordata?

Vertebrates: have a backbone

4

What are pharyngeal gill slits?

gills slits in the throat region

5

What are notochords?

Early form of the spinal chord and backbone in the embryo

6

What are the 7 classes of Phylum Chordata?

-Mammalia
-Reptilia
-Amphibia
-Aves
-Osteichthyes
-Chondrichthyes
-Agnatha

7

Define Chordates in Class Mammalia and provide 2 examples.

-body covered with hair or fur
-mammary glands
-endothermic

ex. humans, bears

8

Define endothermic.

warm blooded; body maintains a constant temperature.

9

Define ectothermic.

cold blooded

10

Which two classes of chordates are endothermic?

Mammalia and Aves

11

Define Chordates in Class Reptilia and provide two examples.

-dry skim covered with scales
-eggs have a leathery shell

ex. alligators, snakes, turtles

12

Define Chordates in Class Amphibia and provide two examples.

-moist skin
-water needed to reproduce and hatch SOFT eggs
-metamorphosis

ex. frogs, newts

13

Define Chordates in Class Aves and provide 2 examples.

-covered with feathers and has wings
-eggs are hard, fragile shells

ex. ducks, sparrows, chickens

14

Define Chordates in Class Osteichthyes and provide 2 examples.

-bony (skeleton) fishes
-common fishes that we catch and eat

ex. salmon, tuna

15

Which three classes of chordates are fishes?

Osteichthyes, Chondrichthyes, and Agnatha

16

Define Chordates in Class Chondrichthyes and provide 2 examples.

-cartilaginous fishes

ex. rays, sharks

17

Define Chordates in Class Agnatha and provide 2 examples.

-jawless fishes
-cartilage skeleton

ex. lampreys, hagfishes

18

What are the 5 classes of Phylum Arthropoda?

-insecta
-arachnida
-crustacea
-chilopoda
-diplopoda

19

Define Arthropods in Class Insecta and provide 2 examples.

-3 body sections
-3 pairs of legs
-most numerous

ex. butterfly, mosquito, grasshopper

20

Define Arthropods in Class Arachnida and provide 2 examples.

-two body sections
-4 pairs of legs
-can be poisonous

ex. spiders, ticks, scorpions

21

Define Arthropods in Class Crustacea and provide 2 examples.

-many legs
-aquatic

ex. crabs, lobsters, shrimp

22

Define Arthropods in Class Chilopoda and provide 2 examples.

-entire body is segmented
-1 pair of legs on each segment
- 1 pair of long antennas
-poisonous (carnivorous)

ex. centipede

23

Define Arthropods in Class Diplopoda and provide 2 examples.

-entire body is segmented
-2 pairs of legs on each segment
-1 pair of short antennas
-not poisonous (herbivore)

24

What characteristics are common to all animals under Phylum Arthropoda?

-jointed legs
-have an exoskeleton

25

Define Minor Phylas in Class Porifera and provide 2 examples.

-two layers of tissue with pores
-filtre feeders

ex. sponges

26

Define Minor Phylas in Class Coelenterata (Cnidaria) and provide 2 examples.

-tentacles
-stinging cells called cnidoblast
-marine

ex. jellyfish, coral

27

Define Minor Phylas in Class Mollusca and provide 2 examples.

-has mantle which produces a shell
-soft body

ex. octopuses, snail, clam

28

Define Minor Phylas in Class Echinodermata and provide 2 examples.

-rough outer skin
-marine

ex. starfish, sand dollar

29

Define Minor Phylas in Class Annelida and provide 2 examples.

-many body segments
-round worms
-hermaphrodites

ex. leeches, earthworms

30

Define Minor Phylas in Class Platyhelminthes and provide 2 examples.

-flat worms
-distinct head section

ex. tapeworms, flukes

31

Define Minor Phylas in Class Nematoda and provide 2 examples.

-round with pointed ends
-many are parasites
-no segments

ex. pinworm, hookworms

32

Which three Minor Phylas are worms?

Annelida, Platyhelminthes, Nematoda