Title: Explain how plants protect themselves from diseases, insects, and predators.
Course: Biological Applications in Agriculture (18308-I) > Section: Understanding Basic Plant Structures, Functions, and Nutrition

Explanation should include

- physical mechanisms
  - hairy stems
  - thorns/spines
  - wax/cuticle
  - bark
  - odors
  - trichomes
- chemical mechanisms
  - secondary metabolites/toxins (e.g., poison ivy, nicotine)
  - phytoecdysteroids
  - the attraction of beneficial insects.

Process/Skill Questions:

- What leaf structures protect plants from insects?
- What physical and chemical mechanisms do plants use to protect themselves?