Unit 2.1 Flashcards

Organisms and Evolution

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1
Q

Hazard

A

The potential for something to cause harm

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2
Q

Risk

A

The like hood that a hazard will cause harm

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3
Q

Point Count

A

Sampling technique that involves the observer recoding all individuals seen from a fixed location

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4
Q

Remote Detection

A

Ability to show an animals presence from a distance using an camera trap or scat location

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5
Q

Indicator Species

A

Presence, absence or abundance of indicator species can give information of environmental qualities, such as presence of a pollutant

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6
Q

Favorable Species

A

Abundance or increased population indicates it is favored by the environmental conditions

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7
Q

Susceptible Species

A

Absence or reduced population indicates a species is susceptible to some factor in the environment

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8
Q

Ethogram

A

Lists species - specific behaviors to be observed and recorded in the study

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9
Q

Latency

A

The time between a stimulus occurring and the response behaviour

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10
Q

Frequency

A

The number of times a behaviour occurs within the observation period

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11
Q

Duration

A

The length of time each behaviour occurs during the observation periods

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12
Q

Time Budget

A

Proportion of time that animals spend on different behaviours, or preforming different classes of behaviour

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13
Q

Anthropomorphism

A

The attribution of human characteristics or behavior and emotions to an animals behavior

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14
Q

Taxonomy

A

This involves the identification and naming of organisms and their classification into groups based on shared characteristics

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15
Q

Morphology

A

The form/shape/structure of an organism or part of an organism

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16
Q

Phylogenetics

A

This uses heritable traits such as morphology, DNA sequences, and protein structure to make inferences about an organism’s evolutionary history

17
Q

Divergent Evolution

A

Process by which a single ancestor species diverges into two, or more, descendant species. This results in a once related species becoming increasingly dissimilar over time - specialization

18
Q

Convergent Evolution

A

The process whereby organisms not closely related independently evolve similar traits over time as a result of having to adapt to similar niches

19
Q

Taxonomic Grouping

A

Groups of organisms that classified by their morphology and/or phylogeny history (taxonomy)

20
Q

Model Organism

A

Model organisms are those that are either easily studied or have been well studied