Tropical Rainforests

Photosynthesis

The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.

Cellular Respiration

The process of converting glucose and oxygen into energy, carbon dioxide, and water.

Ecosystem

A biological community of interacting organisms and their physical environment.

Biodiversity

The variety and variability of life on Earth, typically measured as the number of species in a given area.

Natural Selection

The process where organisms better adapted to their environment tend to survive and produce more offspring.

Homeostasis

The ability to maintain a stable internal environment despite changes in external conditions.

Genotype

The genetic constitution of an individual organism, determining specific traits.

Phenotype

The observable physical properties of an organism, resulting from the interaction of its genotype with the environment.

Biotic Factors

Living components in an ecosystem that affect the organisms in that environment.

Abiotic Factors

Non-living physical and chemical elements that affect the environment, such as climate and soil.