Genetic diversity is important because the more genes are in a population , the more likely that one of those genes will prove in the face of threats such as climate change or a new disease.

higher endurance & adaptability

Explanation:

Genetic Diversity is diversity within species, community.

Genetic Diversity is important as higher genetic variations in population imply that - some or all of their genes have will prove to have higher endurance & adaptability in case of environment aspect (like climate) change or any adversity (new disease).

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary

thats a little if u want the answer just look it up on google thats what i do haha : )