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True or False: More species of plants and animals gives ecosystems greater strength to battle any disturbances
True
Through _______ _____, scientists can determine how old the planet and landforms are
radioactive dating
The ______ _____ provides evidence of how animal and plant life have changed over time.
fossil record
____ _________ events make room for new species and eventually an increase in biodiversity
Mass extinction
By studying the fossil record, observing animals, and studying DNA, all life on Earth shares a ___
Common Ancestor
Scientist whose work in the Galapagos Islands lead to his theories on natural selection and evolution
Charles Darwin
When humans control the passing on of traits, like in crops or in breeding of dogs
Artificial Selection
Process in evolution through which population of living organism adapt and change
Natural Selection
Change in the inherited traits and adaptations of plant and animal life over time
Evolution
Ecosystems are always changing, therefore ecosystems are considered to be _____
dynamic
When an ecosystem has fully recovered from a disaster, it has reached its' ____
Climax Community
The first species to appear in an ecosystem after a disturbance
Pioneer Species
The recovery of an ecosystem where some life was destroyed, but the soil remains intact
Secondary Succession
The recovery of an ecosystem after a disturbance has destroyed everything, including the soil
Primary Succession
The process for ecosystems to recover after a disturbance
Ecological Succession
The area of Earth that contains all life is known as the
Biosphere
Any event, whether natural or man-made, that affects the biodiversity in an ecosystem
Disturbance
True or False: More biodiversity equals greater resilience for ecosystems to recover
True
The ability for an ecosystem to recover after a disturbance
Resilience
the variety of plant and animal life present in an ecosystem
Biodiversity
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