4. What is an example of a chemical change that happens inside your body? a. Food being broken down by enzymes in your stomach b. Food being broken into small pieces by your teeth
c. Food being moved from your esophagus into your stomach
d. Water being absorbed inside your large intestine

a

Explanation: enzymes are a type of chemical in your body that helps break down food, thus it’s a chemical change in your body.

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