7C Changes in Populations

What is the number of different species of plants and animals in an area

• Biodiversity

• Conservation

• Population

• Community

Plants or animals that are intentionally or accidentally introduced to an ecosystem

• Invasive Species

• New homes

• Biodiversity

• Substrate

 Young adult male chimpanzees look for mates outside their own population. The males then take the  females back to their group. Which of the following occurs in females’ original population?

• emigration
• immigration
• mortality
• natality

The traits of an organism are passed to its offspring on small coded strands of DNA material called

• meiosis
• recessive traits
• genes
• heredity

Tags

NGSS.HS-LS3-1

An organism's physical appearance or visible traits...

• genotype
• inherit
• gene
• phenotype

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What do we a call an anatomical, physiological, or behavioral change that improves a populations ability to survive?

• Adaptation

• Coherent Change

• Selective Breeding

• Adamant Change

Tags

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Genetic drift is change in the allele frequency of a population due to...

• random chance
• natural selection
• non-random mating (sexual selection)
• artificial selection

This mechanism of evolution occurs when populations migrate.

• Extinction
• Gene flow
• Genetic drift
• Natural Selection

What is the name of the process in which the most favorable traits are passed onto the next generation?

• Genetic drift
• Gene pool
• Gene flow
• Natural selection

Tags

NGSS.HS-LS4-2

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What is this an example of?

• diversity of species
• variation
• vestigial structures
• DNA studies

Tags

NGSS.MS-LS4-2

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