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Grade 9 - Biological Diversity


Diversity of life, adaptation, and natural selection

What is biological diversity?





Which of the following best describes genetic diversity?





An ecosystem with many different species is considered to have high _____.





Which process leads to the survival of organisms best adapted to their environment?





Which of these is an example of structural adaptation?





Why is maintaining biodiversity important for ecosystems?





Selective breeding in agriculture reduces which type of diversity?





Which term refers to species that are at risk of disappearing from Earth?