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12 Cards in this Set

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Biodiversity


Measure of the number of species on the planet

Measure of


Species

A group of organisms that can interbreed under natural conditions and produce fertile offspring


Interbreed and offspring

Genetic bottleneck

Very low numbers in a population due to an event, this causes a reduction in genetic diversity, leaving them vulnerable and at high risk of extinction

Event

Conservation

Planned preservation of wildlife

Preserve

Evolution

Process by which new species are formed from pre existing ones over a very long period of time.

Charles Darwin

Conservation

Planned preservation of wildlife

Preserve

Evolution

Process by which new species are formed from pre existing ones over a very long period of time.

Charles Darwin

Adaptive radiation

The emergence of new species from a common ancestor

Finches

Natural selection


1) variation in population


2) overproduction of offspring


3) competition


4) fittest= survive and reproduce


5) genes for these favourable characteristics are inherited by the offspring

Drives evolution

Palaeontology

The study of plants and animals in the geological past, represented by fossil remains

Study of

Mass extinction

Large proportion of known species go extinct within a short time period

Dinosaurs

Taxonomy

Scientific study of the diversity of living organisms