Biodiversity Flashcards

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1
Q

What characteristics are used to classify organisms into phyla?

A
  • Body symmetry
  • presence or absence of a coelom
  • vertebrae or invertebrate
  • levels of organization
  • body layers
  • segmentation
  • body covering
  • apendages
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2
Q

Describe the MAIN characteristics of Eubacteria

A

Eubacteria:
includes all prokaryotes that have peptidoglycan in their cell wall. They are thought to be “more advanced” microbes. Carbon eating bacteria.

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3
Q

Describe the MAIN characteristics of Archaea.

A

Archaea:
the cells to which is believed all other life evolved from.
Live in Extreme temperatures. Includes prokaryotes with “distinct” RNA sequences and no peptidoglycan in cell wall. Heat loving microbes.

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4
Q

Describe the MAIN characteristics of Eukarya

A

Eukarya:

Includes ALL eukaryotes including animals, plants, fungi and protists. Multi cellular organisms.

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5
Q

Describer the MAIN characteristics of the kingdom Fungi:

A

Fungi:

Includes mushroom and other fungi, absorbs nutrients. heterotrophics

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6
Q

Describer the MAIN characteristics of the kingdom Plantae

A

Plantae:

Includes trees, grass and flowers. They make their own food though photosynthesis. Sessile (don’t move) autotrophs.

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7
Q

Describer the MAIN characteristics of the kingdom Animalia

A

Anamalia:
Includes snails, birds and mammals. multicellular or made of cells. Have to obtain their own food. (hunt, etc) heterotrophs

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8
Q

Describer the MAIN characteristics of the kingdom Protista

A

Protista:
They are organisms with just one eukaryotic cell. Examples: algae, kelp, seaweed. (occasionally provide food, shelter, a oxygen to numerous. They are not classified as plants, animals or fungus.

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9
Q

List an example of one or two MAJOR defining feature of Porifera.

A

Porifera:

  • Asymmetrical
  • Hydro skeleton
  • No segmentation
  • Acoelomate
  • No Appendages

ex) sponges

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10
Q

List an example of one or two MAJOR defining feature of Cnidaria.

A

Cnidaria:

  • Radial symmetry
  • Hydro skeleton
  • no segmentation
  • acoelomate
  • No appendages

ex) Jellies, corals, anemones

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11
Q

List an example of one or two MAJOR defining feature of Platyhelminthes.

A

Platyhelminthes:

  • Bilateral symmetry
  • Hydro Skeleton
  • No segmentation
  • Acoelomate
  • No appendages

ex) flatworms

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12
Q

List an example of one or two MAJOR defining feature of Nematoda

A

Nematoda:

  • Bilateral symmetry
  • Hydro skeleton
  • no segmentation
  • pseudo coelomate
  • No appendages

ex) roundworms

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13
Q

List an example of one or two MAJOR defining feature of Mollusca.

A

Mollusca:

  • Bilateral symmetry
  • Hydro skeleton
  • coelomate
  • appendages
  • specialized segmentation

ex) clams, snails, octopuses

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14
Q

List an example of one or two MAJOR defining feature of Annelida.

A

Annelida:

  • Bilateral symmetry
  • hydroskeleton
  • segmented
  • coelomate
  • appendages

ex) segmented worms

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15
Q

List an example of one or two MAJOR defining feature of Arthropoda.

A

Arthropoda:

  • Bilateral symmetry
  • Exo skeleton
  • specialized segmentation
  • coelomate
  • appendages

ex) crustaceans, insects, spiders

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16
Q

List an example of one or two MAJOR defining feature of Echinodermata.

A

Echinodermata:

  • Radial symmetry
  • Hydro skeleton
  • Specialized segmentation
  • coelomate
  • appendages

ex) Sea stars, sea urchins.

17
Q

List an example of one or two MAJOR defining feature of Chordata.

A

Chordata:

  • Bilateral symmetry
  • endoskeleton
  • specialized segmentation
  • coelomate
  • appendages

ex) all vertebrates

18
Q

Define and provide an example of endoskeleton

A

Endoskeleton:
An internal skeleton, such as the bony or cartilage, skeleton of vertebrates.

ex)fish, birds, mammals

19
Q

Define and provide an example of symmetrical

A

Symmetrical:
made up of exactly similar parts facing each other or around an axis.

ex) humans

20
Q

Define and provide an example of Acoelomate.

A

Acoelomate:
An invertebrate lacking a coelom, a digestive cavity that is the only internal cavity.

ex) sponges, jellies corals

21
Q

Define and provide an example of Polyp

A

Polyp:
A body form is sessile, elongated and hollow. Their lower end is attached to a substratum. their upper end is where the mouth and tentacles are located. Asexual (budding)

ex) Sea anemones, coral

22
Q

Define and provide an example of Medusa

A

Medusa:
free swimming, bell-shaped with tentacles hanging down around a central mouth.

ex) jellyfish

23
Q

Define and provide an example of Vertebrate, invertebrate.

A

Vertebrate:
Animal of a large group distinguished by the possession of a backbone or spinal column.

ex) mammals, birds, reptiles, fish, amphibians.

24
Q

Define and provide an example of Segmentation.

A

Segmentation:
Division into separate parts or sections.

ex) segmented worms, chordata, crustaceans

25
Q

Which phyla does the following species fall into: Turtle.

A

Chordata

26
Q

Which phyla does the following species fall into: Jellyfish

A

Cnidaria

27
Q

Which phyla does the following species fall into: Clam

A

Mollusca

28
Q

Which phyla does the following species fall into: Squid

A

Mollusca

29
Q

Which phyla does the following species fall into: Ant

A

Arthropoda

30
Q

Which phyla does the following species fall into: Bear

A

Chordata

31
Q

Which phyla does the following species fall into: Sponge.

A

Porifera

32
Q

Desribe the MAIN characteristis of Cephalization

A

All the neutrons that concentrate in one area and show formation of a brain.

33
Q

Hydroskeleton:

A

Hydroskeleton:
A structure found in many cold-blooded organisms and soft-bodied animals, consisting of fluid-filled cavity, the coelom, surrounded by muscles, and used in movement and changing shape.

ex) sponges, jellies, corals, anemones, round and flat worms.

34
Q

exoskeleton:

A

exoskeleton:
a rigid external covering for the body in some invertebrate animals, providing both support and protections.

ex) insects, spider, crustaceans, grasshoppers, ants, lobsters.

35
Q

Bilaterally symmetrical:

A

Bilaterally symmetrical:
the property of being divisible into symmetrical halves on either side of a unique plane.

ex) flatworms, snails, insects, crustaceans, All vertebrates.

36
Q

Radially symmetrical:

A

Radially symmetrical:
Symmetry around multiple axis around the central axis.

ex) sea stars, sea urchins, jellies corals.

37
Q

Asymmetrical:

A

Asymmetrical:
Having parts that fail to correspond to one another in shape, size, or arrangement.

ex)sponges

38
Q

Coelomate:

A

Coelomate:
the main body cavity in most animals and is positions inside the body to surround and contain the digestive tract and other organs.

ex) all vertebrates, sea stars, insects, segmented worms, snails.

39
Q

Invertebrate:

A

Invertebrate:
An animal lacking a backbone.

ex) arthropod, crustaceans, insects, spider.