Biological Diversity Flashcards

1
Q

Species

A

living things of the same kind that are able to reproduce successfully

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2
Q

Biological Diversity

A

The diversity of species and species and ecosystem on Earth and the ecological processes of which they are part of ecosystem, community, and the genetic diversity.

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3
Q

Ecosystem

A

Particular environment where all kinds of living thing interact, even with non-living things

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4
Q

Population

A

Group of individuals of the same species living in an area

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5
Q

Community

A

A group of populations of different species

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6
Q

Symbiosis

A

Relation between 2 different species

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7
Q

Commensalism

A

Relation between species where one is benefited and the other isn’t, but isn’t harmed

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8
Q

Mutualism

A

Relation between species in which both are being benefited

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9
Q

Parasitism

A

Relation between species in which one is benefited and other is harmed

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10
Q

Interspecies competion

A

2 or more species using the same limited resources

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11
Q

Niche

A

Role of a species in a ecosystem

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12
Q

Resources partitioning

A

Phenomenon in which 2 or more species compete for same resources dividing out resources

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13
Q

Variability

A

Variation within a species

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14
Q

Natural selection

A

Environment Process where the environment “selects” which individual will survive and reproduce

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15
Q

Heritable characteristic

A

Characteristics that are transmitted from generation to generation

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16
Q

Non-heritable characteristics

A

Characteristics caused by environment

17
Q

Discrete variation

A

Variation in a heritable characteristic that has an either/or form

18
Q

Continuous variation

A

Variation in a heritable characteristics that falls within range

19
Q

Asexual reproduction

A

Reproduction without fusion of sex cells, resulting identical offspring and parent.

20
Q

Binary fission

A

Type of asexual reproduction in amoebas and other organism in which a parent cell divides exactly into 2 identical cells.

21
Q

Budding

A

Type of asexual reproduction in which a new organism develops from an outgrowth or bud on parent

22
Q

Spores

A

Cell produced by asexual reproduction in certain organisms which can directly develop into an adult

23
Q

Vegetative reproduction

A

When a plant reproduces without a seed

24
Q

Sexual reproduction

A

Exchange of genetics between 2 individuals resulting in offspring

25
Gametes
Sex cells of either gender uniting together creating offspring
26
Fertilization
Female and male sex cell unite creating offspring
27
Zygote
Fertilized egg
28
Cleavage
First division of fertilized egg
29
Embryo
Undeveloped organisms in its beginning state
30
Cross pollination
Joining of a gamete from a pollen grain and gamete from an ovule to form a zygote
31
Cross fertilization
Transfer of pollen from the anther of one plant to the stigma of another by wind, water, or animals