Evaluation should include behavioral and physical signs of illness, as well as stressors and other environmental factors. Examples may include, but are not limited to,
- optimum temperature
- access to feed and water
- companionship.
- plant homeostasis—the maintenance of a stable internal environment—plants regulating
- water balance (osmoregulation)
- gas exchange (diffusion)
- oxygen balance
- carbon dioxide balance
- nutrient balance
- temperature balance (thermoregulation).
Process/Skill Questions:
- What is the role of water quality in domestic animal health? In plant health?
- How does animal nutrition affect animal health?
- What measures should be taken to prevent animals from becoming sick? To prevent plants from becoming sick?
- How can behavioral and physical stressors be limited to ensure optimal health?
- What mechanisms do plants use to regulate water balance?