'Trophic levels' presentation slideshows

Ecological Communities

45. Ecological Communities. Chapter 45 Ecological Communities. Key Concepts 45.1 Communities Contain Species That Colonize and Persist 45.2 Communities Change over Space and Time 45.3 Trophic Interactions Determine How Energy and Materials Move through Communities.

1.41k views • 83 slides

ECOLOGY 2

ECOLOGY 2. Case Study: Black and white and spread all over. Small, black and white shellfish Introduced to Lake St. Clair, Canada, in 1988, in discharged ballast water Within 2 years, the zebra mussels invaded all 5 Great Lakes Populations grew exponentially

1.2k views • 53 slides

Energy flow in ecosystems

Energy flow in ecosystems Lecture 6 Chap. 6 What is an ecosystem? System = regularly interacting and interdependent components forming a unified whole Ecosystem = an ecological system; = a community and its physical environment treated together as a functional system OR, MORE SIMPLY

1.09k views • 51 slides

Ecosystems

Ecosystems Reading: Freeman Chapter 54 An ecosystem is the unit composed of all the living things in a single place at a given time, in addition to , the important non-living components of the system.

1.11k views • 51 slides

Energy flow in ecosystems

Energy flow in ecosystems. Lecture 6 Chap. 6. What is an ecosystem?. System = regularly interacting and interdependent components forming a unified whole Ecosystem = an ecological system; = a community and its physical environment treated together as a functional system. OR, MORE SIMPLY.

929 views • 51 slides

Ecosystems

Ecosystems. Reading: Freeman Chapter 54. An ecosystem is the unit composed of all the living things in a single place at a given time, in addition to , the important non-living components of the system.

648 views • 51 slides

Chapter 28

814 views • 46 slides

Environmental Science: Toward a Sustainable Future Richard T. Wright

Environmental Science: Toward a Sustainable Future Richard T. Wright. Chapter 2. Ecosystems: What They Are PPT by Clark E. Adams. The Organization of Ecosystems. A description of ecosystems The structure of ecosystems The relationship between ecosystems and biomes

861 views • 34 slides

Chapter 51

Chapter 51. Ecosystems. Ecosystems. Population: all the individuals of a certain species that live in a particular area Community: all the different species that interact together within a particular area

483 views • 34 slides

Chapter 3

510 views • 33 slides

Ecosystem

Ecosystem. F.6 geography . Biosphere. The biosphere is made up of the living organisms of the earth , and their environments Ecology - Ecology is the study of the relationship between organisms and their environment . The Ecosystem and the food chain .

537 views • 33 slides

B. Diversity 3. Relationships with Productivity a. Productivity increases diversity b. Diversity increases produ

B. Diversity 3. Relationships with Productivity a. Productivity increases diversity b. Diversity increases productivity B. Diversity 3. Relationships with Productivity a. Productivity increases diversity b. Diversity increases productivity - Sampling Effects

892 views • 31 slides

Multitrophic interactions

1.11k views • 31 slides

Biological Communities and Species Interactions

Biological Communities and Species Interactions. Outline. Critical Factors and Tolerance Limits Adaptation Natural Selection Speciation Ecological Niche Species Interactions Community Properties Succession Introduced Species and Community Change. Critical Factors and Tolerance Limits.

860 views • 31 slides

Chapter 3 The Biosphere

745 views • 29 slides

Howard Ferris Department of Nematology University of California, Davis November, 2010

Stewardship of Soil Ecosystem Services. Howard Ferris Department of Nematology University of California, Davis November, 2010. Carbon is respired by all organisms in the food web The amounts of Carbon and Energy available limit the size and activity of the web. Carbon and energy transfer.

619 views • 25 slides

Ecosystems: Basic Concepts

Ecosystems: Basic Concepts. NRM Class 6. What we will learn?. What is meant by an ecosystem The biotic and abiotic community Food chains, trophic levels, ecological pyramid Water and carbon cycles (skip) Benefits from ecosystem services. Some definitions.

903 views • 21 slides

Marine Ecology

560 views • 16 slides

Human Impact in Aquatic Systems: Fish Catching vs. Fish Raising

Human Impact in Aquatic Systems: Fish Catching vs. Fish Raising. What are human impacts?. Fish and aquatic invertebrates (clams, crabs, squid, etc.) currently supply 16% of world protein, higher in developing countries

494 views • 14 slides

Ecological Pyramids

Ecological Pyramids. Energy Loss in Ecosystems I. Energy flow through an ecosystem is based on the laws of thermodynamics (physics) First Law : Energy cannot be created or destroyed, it can only change forms

364 views • 13 slides