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Role of genetic diversity for crop improvement

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What are ecosystem services? How would you respond to the critic who says, "Forests are only good for providing timber"? Support your answer with examples of at least four different ecosystem services offered by forests.

Define genetic diversity and explain the importance of genetic diversity for crop plants and livestock. Identify one way genetic diversity is lost in organisms and discuss one benefit and one difficulty of lower genetic diversity.

Name 3 sustainable agricultural practices and 3 subsistence agriculture practices:

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Solution Summary

Ecosystem is a dynamic relation between biotic and abiotic factors. Ecosystem services, on other hand, are the transformation of a set of natural assets into beneficial things for humans.
Diverse genetic resources have been a source of large gains in agricultural productivity. Absence of genetic diversity makes plants vulnerabe to pests and diseases. Diversity, on other hand, provides a raw material for the evolutionary forces like natural selection.

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