'Biological magnification' presentation slideshows

2.1 Ecosystem Structure

2.1 Ecosystem Structure. IBESS. Trophic structure and food chains. Trophic structure is shows the different feeding relationships in an ecosystem. A food chain shows trophic levels and indicates the flow of energy in the feeding relationship.

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ECOLOGY

ECOLOGY. What is Ecology???. Ecology is the branch of biology that studies the interactions of organisms with one another and with their physical environment. The two factors that make up the environment of an organism:. BIOTIC FACTORS It includes all the living organisms in the environment.

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Conservation Biology

Conservation Biology. Biodiversity. Trophic Levels. Primary Producers Primary Consumers Secondary Consumers Tertiary Consumers Quaternary Consumers. Trophic Levels. Primary Producers Primary Consumers Secondary Consumers Tertiary Consumers Quaternary Consumers. Keystone Species.

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Ch. 43 Warm-Up

Ch. 43 Warm-Up. How does acid precipitation affect the environment? Explain how the greenhouse effect can be both positive and negative. Should humans be concerned about biological magnification? Explain. Define Ch. 43 Terms : Eutrophication Biological magnification Greenhouse effect

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Human Impact on the Environment

Human Impact on the Environment. Human Age Distribution. Developed countries. Less-developed countries. Human Population Growth. Population Growth and Environmental Impact. Human population growth pressures physical environment, need for space and raw materials is going up.

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Biomagnification

Biomagnification. Biology. When we try to pick out anything by itself, we find it hitched to everything else in the universe. John Muir. Biomagnification. Definition:

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AMITY UNIVERSITY JHARKHAND

AMITY UNIVERSITY JHARKHAND. Subject: Environmental Science (101) Module II: Natural Resources FOOD RESOURCES By: Dr. Sweta Sinha.

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Ecosystems Chapter 48

Ecosystems Chapter 48. All most all regions on the earth function as systems running on energy from the sun processed through photosynthesizers. The Nature of Ecosystems.

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Chapter 54: Ecosystems

Chapter 54: Ecosystems. What is an ecosystem? All the organisms living within an area & all the abiotic factors they interact with Energy flows through while chemicals cycle within an ecosystem. Tertiary consumers. Microorganisms and other detritivores. Secondary consumers. Detritus.

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Biological Magnification

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Science 9

Science 9. Lesson 9.3.3. A Growing Concern Textbook Reference Science Focus 9 pages 187 to 196. Chemical Use. An area of rapid change since the Second World War has been in the field of applied ________.

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SYMBIOSIS

SYMBIOSIS. How are our relationships comparable to ecology?. Interest Grabber. Fitting In. Section 4-2.

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DO NOW:

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Bioaccumulation

Bioaccumulation. refers to the accumulation of substances, such as pesticides, or other organic chemicals in an organism. occurs when an organism absorbs a toxic substance at a rate greater than that at which the substance is metabolized (broken down) or excreted (lost).

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A few words about environmental microbiology

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Biological Magnification

Biological Magnification. How harmful toxins can spread through an ecosystem doing damage to each level of the food chain. Energy Pyramid Review. Autotrophs can produce their own food and make up the base of the food pyramid.

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Impact of Humans

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Welcome to Biology Class!

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Fig. 36.3-Food Web Diagram, p. 790

Fig. 36.3-Food Web Diagram, p. 790. What do the arrows represent? What are 2 organisms that the Wood rat can eat? What are 2 possible predators for the Wood rat? Find and list the food chain where the rattlesnake is the secondary consumer. Page 2 Food Web.

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