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Biology Bethea Final Exam > Final Exam > Flashcards

Final Exam Flashcards

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1
Q

Oviparous organisms lay what?

A

lay eggs

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2
Q

A fishes swim bladder can sometimes form what?

A

form lungs

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3
Q

In the digestive system, food passes from what to what?

A

from the stomach to the small intestines

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4
Q

What do vertebrates typically have?

A

they have a hollow dorsal nerve cord.

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5
Q

Ray finned fish are what?

A

are bony fish

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6
Q

A starfish’s vascular system opens by what?

A

opens by its madreporite

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7
Q

Where is the mouth of an echinoderm?

A

on the oral surface

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8
Q

What are echinoderm larva similar to?

A

echinoderm larva is similar to chordates

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9
Q

A backbone can be replaced by what?

A

a backbone can be replaced by the notochord

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10
Q

What is a notochard?

A

cartilage skeletal rod which supports the body

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11
Q

What 4 things to chordates possess?

A

notochord, dorsal nerve cord, post-anal tail and pharyngeal slits

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12
Q

Centipedes and millipedes are in the same subphylum as what?

A

same subphylum as insects - hexapoda subphylum

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13
Q

What phylum are insects?

A

insects, centipedes and millipedes are in the phylum Arthropoda

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14
Q

What phylum’s exoskeletons are made of chitin?

A

Arthropods exoskeletons are made of chitin

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15
Q

A horseshoe crab is considered to be what?

A

a chelicerate with a long spike like tail

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16
Q

What do ALL arthropods have?

A

they all have jointed appendages, a segmented body and a tough exoskeleton

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17
Q

Fleas and grasshoppers have legs adapted for what?

A

legs that are adapted for jumping

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18
Q

What are animals called with no backbone?

A

invertebrates

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19
Q

What stage of a jelly fish has radial symmetry?

A

the medusa stage

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20
Q

Roundworms have openings where?

A

they have openings at both ends of its digestive tract

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21
Q

A mollusk with a broad foot is called what?

A

a gastropod

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22
Q

A herbivorous mollusk feeds with a tongue like scrapper called what?

A

called a radula

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23
Q

What class is an octopus considered?

A

a cephalopod

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24
Q

The nervous system of an annelid consists of what?

A

includes a brain, ganglia and nerve cord

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25
Q

What type of circulatory system does a annelid have?

A

it has a closed circulatory system

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26
Q

Roundworms and flatworms are considered to be what?

A

they are considered to be unsegmented

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27
Q

What are 2 examples of unsegmented worms?

A

roundworms and flatworms

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28
Q

What 3 things do coral reefs provide?

A

homes for fish, wave protection and for finding oil deposits

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29
Q

What was the first phylum to have heads?

A

flatworms

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30
Q

What class are flukes in?

A

in the Tremadota class

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31
Q

Where do hookworms enter the body?

A

through bare feet

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32
Q

What is considered to be the largest group of arthropods?

A

insects

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33
Q

The phylum chordata includes all what?

A

includes all of the vertebrates

34
Q

The phylum Chordata contains all of the animals that have what?

A

that have a spine or backbone

35
Q

What echinoderm is not radially symmetrical?

A

a sea cucumber

36
Q

Clams, oysters, scallops and mussels are considered what?

A

bivalves

37
Q

What uses their gills, lungs and skin to breathe?

A

amphibians

38
Q

What is the larva of an amphibian called?

A

its called a tadpole

39
Q

During development, what are replaced with backbones?

A

notochords are replaced with backbones

40
Q

What formation revolutionized fish development?

A

the formation of a JAW

41
Q

A fish’s hind limbs form what?

A

the hind limbs form the pelvic bones of a fish

42
Q

What organ removes nitrogen waste?

A

kidneys

43
Q

What are spherical shaped bacteria called?

A

coccus

44
Q

What organism lacks a nucleus?

A

prokaryotes

45
Q

What organisms are capable of causing disease?

A

pathogens

46
Q

What attaches to bacteria using tail fibers?

A

bacteriophages

47
Q

What exists in lysogenic infections?

A

prophages

48
Q

Amoeba belongs to which phylum?

A

Sarcodina

49
Q

Are protists unicellular eukaryotes?

A

Yes

50
Q

In plants, what closely resembles blue green bacteria?

A

Chloroplasts

51
Q

Trypanosomes, plasmodium and entameba are all considered to be what?

A

they all are pathogenic

52
Q

In conjugation, paramecium exchange what?

A

exchange micronuclei

53
Q

Does the flu virus mutate?

A

Yes. And it requires a new vaccination each year

54
Q

How many kingdoms of living organisms are there?

A

There are 6 kingdoms

55
Q

A species is the smallest and most alike of what group?

A

the taxa groups

56
Q

What kingdom includes ONLY prokaryotes?

A

Archaea kingdom

57
Q

How many limbs does a tetrapod organism have?

A

tetrapod organisms have 4 limbs

58
Q

What do termites digest wood cellulose with?

A

trichonymphas

59
Q

Euglenas are sometimes classified with what?

A

with zoomastigotes

60
Q

Pyrrophyta include what?

A

includes the dinoflagllates

61
Q

Algae that stores food as starch is know as what?

A

Chrysophyta

62
Q

What phylum provides 50% of the worlds photosynthesis?

A

Phytoplankton

63
Q

What are spiracles connected to?

A

tracheal tubes

64
Q

What organ do spiders and insects use to excrete waste?

A

malpighian tubule

65
Q

What do Chelicerates not have?

A

lack antennae

66
Q

Bees and most mollusks, which are arthropods, have what type of circulatory system?

A

open circulatory system

67
Q

Most insects and sea organisms like crabs and lobsters have what type of circulatory system?

A

open circulatory system

68
Q

Are reporductive male bees allowed to stay in the colony?

A

No

69
Q

What do tunicates use to aide in breathing?

A

gill slits

70
Q

Tube feet are external appendages for what phylum?

A

echinoderms

71
Q

Star fish and sea cucumbers are of what phylum?

A

echinoderms

72
Q

What phylum has a 5 part radial symmetry?

A

adult echinoderms

73
Q

Adult echinoderms have how many radial symmetry parts?

A

they have 5 (like a star)

74
Q

What marine animal has a notochord and a dorsal nerve cord?

A

larval tunicates

75
Q

Where do lancelets show segmentation?

A

in the nerves and muscles

76
Q

Is the fertilization of a mollusk internal or external?

A

fertilization happens externally

77
Q

Clams and oysters pick up bacteria and toxins from the water because they are what?

A

they are filter feeders

78
Q

What are Polychaetes?

A

they are worms with paddle like appendages

79
Q

Annelid segments are separated by what?

A

separated by its septa

80
Q

How do leeches go undetected on its host?

A

leeches anesthetize (nothing can be felt) wounds

81
Q

What is not a bacteria but is more virus like?

A

rikettsiae

82
Q

What cannot kill a dangerous bacteria?

A

refrigeration

Biology Bethea Final Exam (1 decks)

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