plant science 3/3

Energy Definition

• Energy is defined as the ability to control it.

Importance of Energy in Living Organisms

• All living organisms require energy for survival.
  • If organisms do not have energy, they may lose weight until there is nothing left.
  • This highlights the crucial need for energy in both animals and plants.

Energy Needs in Livestock Production

• Livestock also require energy, which is provided in the form of food and forages.
  • The type and amount of food depend on:
    • The weight and size of the animal.
    • Growth expectations and dietary needs.

Characteristics of Living Organisms

• Plants are classified as living organisms.
  • Evidence includes:
    • Ability to evolve and adapt.
    • Growth and reproduction.
    • Metabolic processes.
    • Response to environmental changes.