Review For The Bimonthly Exam Flashcards

0
Q

is a group of organisms so similar to one another that they can reproduce and have fertile offspring:

A

Species

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1
Q

is the process of biological change by which descendants come to differ from their ancestors:

A

Evolution

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2
Q

Botanist who developed a classification system for all organisms known at the time:

A

Carolus Linneaus

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3
Q

discussed important ideas about relationships among organisms, sources of biological variation, and the possibility of evolution:

A

Georges Buffon

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4
Q

Who proposed the theory of evolution by natural selection?

A

Charles Darwin

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5
Q

presented evolution as occurring due to environmental change over long periods of time:

A

Jean-Baptiste Lammark

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6
Q

are traces of organisms that existed in the past:

A

Fossils

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7
Q

is the idea that changes on Earth occurred by small steps over long periods of time:

A

Gradualism

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8
Q

Theory about geological change which states that natural disasters shaped landforms and caused species to become extinct:

A

Catastrophism

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9
Q

This theory states that the geologic processes that shape Earth are uniform through time:

A

Uniformitarianism

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10
Q

The process by which humans change a species by breeding it for certain traits:

A

Artificial selection

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11
Q

is the ability of a trait to be passed down from one generation to the next:

A

Heritability

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12
Q

is a mechanism by which individuals that have inherited beneficial adaptations produce more offspring on average than do other individuals:

A

Natural selection

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13
Q

is all the individuals of a species that live in an area:

A

Population

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14
Q

The four main principles to the theory of natural selection:

A

variation, overproduction, adaptation, and descent with modification.

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15
Q

The heritable differences, or variations, that exist in every population are the basis for natural selection:

A

Variation

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16
Q

While having many offspring raises the chance that some will survive, it also results in competition between offspring for resources:

A

Overproduction

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17
Q

Sometimes a certain variation allows an individual to survive better than other individuals it competes against in its environment:

A

Adaptation

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18
Q

Over time, natural selection will result in species with adaptations that are well suited for survival and reproduction in an environment:

A

Descent with modification

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19
Q

is a measure of the ability to survive and produce more offspring relative to other members of the population in a given environment:

A

Fitness

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20
Q

is the addition of any undesirable material to the air, water, or soil:

A

Pollution

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21
Q

is a type of air pollution that forms from the waste products of burned gas, coal, and oil:

A

Smog

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22
Q

One component of smog:

A

Particulates

23
Q

is produced when pollutants in the water cycle cause the pH of rain to drop below normal:

24
is a natural part of Earth’s atmosphere:
Carbon dioxide
25
These gases are called greenhouse gases, and the process by which they slow the loss of heat:
Greenhouse effect
26
The trend of increasing global temperatures:
Global warming
27
One way scientists determine the health of an ecosystem is by studying particular organisms:
Indicator species
28
is the process by which pollutants move up the food chain:
Biomagnification
29
Order of biomagnification:
- herring gull eggs - lake trout - smelt - zooplankton - phytoplankton
30
is a practice in which natural resources are used and managed in a way that meets current needs and does not harm future generations:
Sustainable development
31
The species that is legally protected:
Umbrella species
32
is a protected mammal that lives in the Gulf of Mexico and the Atlantic Ocean along the southeastern coast of the United States:
The manatee
33
is the science of naming and classifying organisms:
Taxonomy
34
A group of organisms in a classification system:
Taxon
35
is a system that gives each species a two-part scientific name using Latin words:
Bionomial nomenclature
36
includes one or more species that are thought to be closely related:
Genus
37
The Linnaean system of classification has seven levels:
``` kingdom phylum class order family genus species ```
38
The evolutionary history for a group of species:
Phylogeny
39
is classification based on evolutionary relationships, or common ancestry:
Cladistics
40
is an evolutionary tree that suggests how species may be related:
Cladogram
41
are traits that are shared by some species but not by others:
Derived characters
42
is a group of species that shares a common ancestor:
Clade
43
What is the problem with the Linnean system?
It was base in what you see
44
represents the most recent common ancestor of all the species above this point—amphibians,mammals,reptiles,and birds:
Node
45
is a model that uses mutation rates to measure evolutionary time:
Molecular clock
46
has a mutation rate that is faster than nuclear DNA:
Mitochondrial DNA
47
has regions that have a very slow mutation rate:
Ribosomal RNA
48
is a model that shows the most current understanding of how all living things are related:
The tree of life
49
Said the six kingdoms:
``` Plantae Animalia Protista Bacteria Archaea Fungi ```
50
What is the kingdom of the domain bacteria?
Kingdom:bacteria
51
What is the kingdom of the domain archaea?
Kingdom:archaea
52
What is the kingdom of the domain Eukarya?
Kingdoms:Protista,,plantae, fungi, animalia
53
includes the single-celled prokaryotes in the kingdom Bacteria:
Bacteria
54
contains single-celled prokaryotes in the kingdom Archaea:
Archaea
55
is made up of all organisms with eukaryotic cells:
Eukarya