Chapter 6 Bacteria Flashcards

(63 cards)

0
Q

Why do biologists classify organisms

A

Because they’re easier to study

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1
Q

What I is grouping thing based on similarities known as

A

Classification

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2
Q

What is the scientific study of how things are classified

A

Taxonomy

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3
Q

Who was the first scientist to create a classification system

A

Aristotle

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4
Q

What 3 groups did Aristotle classify organisms by

A

Those that fly
Those that swim
And those that walk, crawl, or run

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5
Q

What did Aristotle use to classify organisms

A

He used careful observations

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6
Q

Who expanded on aristotles idea

A

Carolus Linnaeus

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7
Q

How did Linnaeus group organisms

A

Observational features

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8
Q

What is the naming system which give s each organism a two part name

A

Binomial nomenclature

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9
Q

What is the first part of the binomial nomenclature

A

The genus

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10
Q

What is the 2 part of the binomial nomenclature

A

The species

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11
Q

What language is used when writing scientific names

A

Latin

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12
Q

What do you do when you type scientific names

A

You use italics

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13
Q

Do you underline scientific names when writing them

A

Yes

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14
Q

What do you capitilize or not when you write scientific names

A

You capitilize the genus and the species is lowercase

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15
Q

What are the levels of classification

A

Domain, kingdom, phylum, class, order, family, genus, and species

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16
Q

What is a field guide

A

Books with illustrations showing differences of similar looking organisms

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17
Q

What is a taxonomic key

A

A series of paired statements that describe the physical characteristics of different organisms

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18
Q

How many and what kingdoms did Linnaeus’ first system contain

A

2 kingdoms and they were plants and animal kingdoms

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19
Q

How kingdoms are in the modern system of classification

A

6

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20
Q

What does archaebacteria mean and why

A

It means ancient bacteria because they resemble earths earliest life forms

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21
Q

Are archaebacteria autotrophs or heterotrophs

A

Both

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22
Q

Are archaebacteria prokaryotes

A

Yes

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23
Q

Are archaebacteria uni or multi cellular

A

Unicellular

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24
What kingdom is both heterotrophs and autotrophs, eukaryotes, and multicellular and unicellular
Eubacteria
25
What is different about eubacteria
They have a different chemical make up from other bacteria
26
What are Protista sometimes called
The odds and ends kingdom
27
Are protists both autotroph and heterotrophs or both
Both
28
Are protists eukaryote
Yes
29
Are protists unicellular, multicellular, or both
Both
30
What kingdom is autotrophic, eukaryotes, and multicellular
Plants
31
What kingdom is heterotrophic, eukaryotes, unicellular, and multicellular
Fungi
32
Are animals heterotrophs, eukaryotes, and multicellular
Yes
33
What are 3 bacteria cell shapes
Round, rod, and spiral
34
What types of conditions do archaebacteria live in
Extreme conditions
35
Where do eubacteria live
Everywhere else that archaebacteria don't live
36
What is binary fission
A process in which one cell divides to form 2 identical cells
37
What does asexual reproduction produce
Offspring that are identical to parent cells
38
How fast can asexual reproduction take
20 minutes
39
What is conjugation
One bacteria transfers some of its genetic material into another cell
40
What does sexual reproduction create
Offspring that are different from each parent and patent cell
41
What two ways can bacteria take in food
Autotrophic and heterotrophic
42
What is aerobic respiration
Obtaining energy using oxygen
43
What is anaerobic respiration
Obtaining energy without oxygen
44
Why do endospores form
If environment is stressful
45
What do endospores contain
Genetic material, cytoplasm, and protein coating
46
What can endospores resist
Freezing
47
How much methane can bacteria produce
20%
48
What foods have bacteria
Swiss Cheese, yogurt, apple cider, and sour cream
49
What is a decomposer
Something that lives in soil and break down dead things
50
What can bacteria clean up
Oils spills
51
What are diseases
Illnesses that pass from one organism to another
52
What are examples of direct contact
Touching, kissing, and hugging
53
What is an example of indirect contact
Inhaling and sharing drinks
54
What are ways to prevent food spoilage
Drying, heating, salting, cooling, and sugar
55
What is a virus
A small no living particle that invaded and reproduces inside cells
56
Why are viruses considered nonliving
Because they can not take in food, cannot reproduce without a host, and acts like a parasite
57
What is a viruses structure like
A variety of shapes and sizes the outside is a protein coat and the inside is genetic material
58
What is a hidden virus
Can remain dormant
59
What does a cell release when it burst
New viruses
60
Is there a cure for a viral disease
No
61
What does a vaccine do
Causes body to reproduce chemicals that destroy viruses or bacteria
62
What can medicines do when you get viruses
They relieve symptoms