Plant Biodiversity and Floras Flashcards

1
Q

What is biodiversity?

A

The variability among living organisms from all sources including inter alia, terrestrial, marine and other aquatic ecosystems and ecological complexes of which they are part: this includes diversity within species, between species, and of ecosystem

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2
Q

What concepts does biodiversity reflect?

A

Species richness: the number of different species that are represented in a given an ecological community, landscape or region
Species abundance: the relative representation of a species in a particular ecological community, landscape or region

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3
Q

What is a species?

A

Groups of populations that resemble each other relatively closely and other groups of populations less closely are called species

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4
Q

What are fertile hybrids?

A

Capable of reproducing offspring which are fertile

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5
Q

What are sterile hybrids

A

Cannot reproduce sexually

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6
Q

What is hybrid vigour?

A

Hybrids between dissimilar lines or different species that outperform either parent and showing faster growth or other desirable characteristics

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7
Q

What is a flora?

A

The record of biological diversity of plants in a particular area

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8
Q

What are herbariums?

A

Plant museums

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9
Q

True or false: every known plant has a type of specimen which is the definitive individual for a given species

A

True

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