The science of marine biology Flashcards

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1
Q

What is Marine Biology

A

Study of organisms that live in the sea including water with some degree of salinity

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2
Q

What kind of fields are included in marine biology

A

Geology
Chemistry
Physics
Meteorology
Zoology, Botany

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3
Q
A
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4
Q

Marine Biologist vs oceanographer

A

Marine bio study organisms that inhabit the sea
Oceanographer study physical aspects of ocean

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5
Q

why study marine bio

A

Life likely came from the sea
Food, medical recourses and other recourses are produced from the ocean
Its cool and educational
Oceans regulate earth climate because water temp changes are less

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6
Q

James cook

A

sailed around world in 1768 and were first europeans to see antarctica ice fields and land on tahiti hawaii an other pacific islands. Did maps.

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7
Q

Charles Darwin

A

on HMS Beagle 1831-1836 observed collected and wrote descriptions of observations while mapping shoreline. Observations led to natural selection

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8
Q

Edward forbes

A

studied seafloor in British Isles Aegean sea in 1840 and 50

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9
Q

CHALLENGER

A

most major exploration to study marine organisms, published 50 volumes of information after discovering thousands of species

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10
Q

Marine biological institutions today

A

Woods hole, ma
Scripps, la
Friday harbor laboratories, wa

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11
Q

Remote Sensing

A

satellites to study large expenses of ocean surface

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12
Q

Sonar

A

used to map seafloor

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13
Q

Scuba

A

used to study marine environment in person for long periods and depths

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14
Q

Remotely operated vehicles

A

when scuba is not an option

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15
Q

Research Vessels

A

floating laboratories for observing marine environments for weeks, months or years without returning to land

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16
Q

Alvin

A

first deep sea submersible, used for exploring deep trenches catalog organisms never seen before

17
Q

Steps of Scientific method

A
  • Make observations
  • formulate hypothesis
  • perform experiments and make observations
  • come to a conclusion
18
Q

inductive reasoning

A

uses creative thinking to combine isolated facts into a cohesive whole

19
Q

Hypothesis

A

possible explanation for a natural event

20
Q

Experiment Variable

A

all conditions constant except this one that is deliberately changed

21
Q

Model

A

representation of an actual object

22
Q

Data

A

results of an experiment

23
Q

true or false: Hypotheses can be true

A

FALSE. in science, no hypothesis are absolutely certain. evidence and data can support it, but don’t prove it true

24
Q

True or false: the design of an experiment will often need to be amended

A

TRUE. Any number of factors may severely effect the results or the ability to conduct the experiment, and therefore will sometimes need to be changed or discarded.

25
Q

True or false: Hypotheses must be stated in a way that allows for it to be possible to disprove them

A

TRUE: If you cannot test a hypothesis, it is not valid. for example, “mermaids are real”. There is no way to check the entire ocean to see if this is true, therefore this is not a good hypothesis

26
Q

Where did the Phoenicians sail in 2000 bce?

A

the mediterrainean sea, red sea, eastern atlantic ocean, black sea, and indian ocean

27
Q

Variables

A

factors that affect the observations

28
Q

slay queen

A

you better ace this quiz bitch