Topic 1 - Biological diversity is reflected in the variety of life on Earth Flashcards

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1
Q

What is species?

A

Group or association of organisms which have a similar structure which can reproduce with one another.

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2
Q

What is Biological Diversity?

A

All contrasting or different types of organisms on Earth

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3
Q

What is Ecosystem Diversity?

A

Different classes or types of environments on Earth living (biotic) & non-living (abiotic) things connect.

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4
Q

What is Community Diversity?

A

Number of different communities which may be found in a given area or zone.

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5
Q

What is Genetic Diversity?

A

Diversity of genetic material involved within all individuals of a species. Also it is variations among members of a population.

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6
Q

What is the 3 Different Types of Biological Diversity?

A
  1. Diversity between Ecosystems
  2. Diversity within Ecosystems
  3. Diversity within Species
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7
Q

What is Diversity Between Ecosystems?

A

Compares various or different types of ecosystems based on their biotic & abiotic components.

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8
Q

What is Diversity Within Ecosystems?

A

This shows diversity of populations within an ecosystem.

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9
Q

What is Diversity Within Species?

A

This shows how different organisms of the few species can be.

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10
Q

What does Species Distributions mean?

A

It means that the Species Distribution is NOT the same at all places on our planet.
Biological diversity is immense or the greatest at the equator.

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11
Q

What are the 5 Kingdoms?

A
  1. Animalia (Animals)
  2. Plantae (Plants)
  3. Fungi (yeasts, mould, mushrooms)
  4. (Protista (single-celled organisms)
  5. Monera (bacteria)
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12
Q

What is the Classification System?

A
K - Kingdom 
P - Phylum
C - Class
O - Order
F - Family
G - Genus
S - Species
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13
Q

What is the 2 word system?

A

It is a 2 word system developed by a scientist called Linnaeus:
1st word is the genus name
2nd word is the species name

REMEMBER: Genus has a capital on 1st letter & species all lowercase

Ex. Canis rufus = red wolf

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14
Q

What is Interdependence?

A

Relationship among species.

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15
Q

What are the 4 different Types of Interdependence?

A

Symbiosis, Predator-Prey Relationships, Interspecies Competition, Resource Partitioning

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16
Q

What is Symbiosis?

A

Connection or Association among members of different species.

17
Q

What is Commensalism?

A

One organism benefits and the other organism does not however it is not harmed.

18
Q

What is Mutualism?

A

Both of the organisms benefits.

19
Q

What is Parasitism?

A

One organism benefits and other organism does not and is harmed.

20
Q

What is a Niche?

A

The role of a population can contrast from area to area.

21
Q

What is interspecies competition?

A

Happens when 2 or more species need the same supplies or resources.

22
Q

What is resource partitioning?

A

When same resource is divided up by similar or alike species.

23
Q

What are some changes in the environment?

A
  • Climate
  • New Predator
  • New disease
  • Toxic Substance
  • Elimination of food source
24
Q

What are some examples of variation?

A

Red Fox, Antibiotic Resistance

25
Q

What is Variability?

A

Variation within a species.

26
Q

What is Natural Selection?

A

When environment chooses or selects which individuals will live or survive long enough to reproduce.
Another definition is when environment conditions decide which organisms live or reproduce.