Circle two examples of physical or abiotic components of an ecosystem. 1-8 e. humans 5.
Tropical rainforests contain what percentage of the world's plants and animals.
Most life in the tropical rainforests occur in what part of the forest. What is the process by which plants use energy from the sun to turn carbon dioxide and water into simple sugars. Give an example of a primary consumer. Circle three macronutrients listed below. 1-23 b. copper c.