McGraw-Hill OnlineMcGraw-Hill Higher EducationLearning Center
Student Center | Instructor Center | Information Center | Home
Professional Organizations
BioCourse
Global Issues Map
Career Opportunities
How to Write a Term Paper
Regional Perspectives
ALEKS
Animation Quizzes
Chapter Objectives
Chapter 18 Outline
Multiple Choice Quiz
Flashcards
Internet Exercises
Feedback
Help Center


Ecology, Concepts and Applications, 2/e
Manuel C. Molles, University of New Mexico - Albuquerque

Primary Production and Energy Flow

Chapter Objectives


Terrestrial primary production is generally limited by temperature and moisture.

Aquatic primary production is generally limited by nutrient availability.

Consumers can influence rates of primary production in aquatic and terrestrial ecosystems.

Energy losses limit the number of trophic levels in ecosystems.