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Unit #7 Quiz #3. Grade:. «grade». Aquatic Science. Subject:. «date». Date:. 1. Which of the following can be considered an analogous structure:. A. The wings of butterfly & the wings of bats. B. The pectoral fins of ray-finned fish and the pectoral fins of cetaceans (dolphins/whales).

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slide1

Unit #7 Quiz #3

Grade:

«grade»

Aquatic Science

Subject:

«date»

Date:

slide2

1

Which of the following can be considered an

analogous structure:

A

The wings of butterfly & the wings of bats

B

The pectoral fins of ray-finned fish and the pectoral fins of cetaceans (dolphins/whales)

C

The hind legs of dogs and the hind legs of horses

D

The pectoral fin of a walrus & the pectoral fin of a dolphin

slide3

2

The Triassic period followed the Permian period. The Triassic is characterized by the

largest _________ event in recorded history.

A

Extinction

B

Adaptive radiation

C

Total population

D

Allopatric speciation

slide4

3

The fossils of Tiktaalik roseae, a fish-like animal that

crawled out of the water, is the transitional species between fish and modern tetrapods. This species

existed in the __________ period.

A

Cambrian

B

Silurian

C

Devonian

D

Permian

slide5

4

A species of fish living in a coral reef changes

the color of its scales (over generations) from yellow

to blue. This is an example of

A

microevolution

B

macroevolution

C

co-evolution

D

homologous structures

slide6

5

Which of the following is the shortest geological time period:

A

Period

B

Epoch

C

Era

D

Eon

slide7

6

The bone structure of a bottle-nosed dolphin

pectoral fin and the bone structure of the pectoral

fin of an Orca (whale) are very similar. This is an

example of

A

Co-evolution

B

Homologous structures

C

Analogous structures

D

Microevolution

slide8

7

Which of the following is the longest geological

time period:

A

Period

B

Epoch

C

Era

D

Eon

slide9

8

All of the following are adaptations for moving

from an aquatic environment to a terrestrial

environment, EXCEPT:

A

eyes moving from the side of the skull to the anterior portion of the skull

B

fins thickening into muscular leg-like limbs

C

the caudal fin/tail disappearing

D

bones become more dense to support the full weight on the organisms

slide10

9

Which of the following organisms would likely be

found during the Cambrian Period:

A

Megalodon (ancient shark)

B

Lamprey

C

Sea urchin

D

Octopus

slide11

10

When considering terrestrial versus aquatic feeding

styles, all of the following are true, EXCEPT:

A

The pectoral girdle of terrestrial organisms is reduced

B

The skull of an ancient aquatic organism is/was less flexible than their terrestrial counterparts

C

Terrestrial organisms developed my stronger and sharper teeth for tearing the flesh of prey

D

The snout & jaws become elongated and the articulation of the jaw improves

slide12

11

Homo sapiens have been on the planet for

approximately:

A

5,000 years

B

106,000 years

C

1.8 million years

D

200 million years

slide13

12

During which period did hominids first evolve

A

Tertiary

B

Quaternary

C

Jurassic

D

Cambrian

slide14

13

True or False: The swimming motion of a fish and the walking motion of a tetrapod are very similar.

True

False

slide15

14

Using the graph, which of the following fossils is the

most contemporary:

A

Acanthostega

B

Tiktaalik

C

Panderichthys

D

Eusthenopteron

slide16

15

All of the following are examples of mammals

that have moved back to the water, EXCEPT:

A

Cetaceans

B

Hippopotamus

C

Pinnipeds

D

Chondrichthyes