PPT-Ecology M. Saadatian Food chain

amp Ecological pyramids 1 Food chain amp Ecological pyramids Important facts about food chains In a food chain each organism obtains energy from the one at the level below Plants are called . Chapter 13, Section 13.4. This is called an energy pyramid. It shows how energy is lost moving from the producers to each subsequent, higher, trophic level.. Objectives. To describe the structure of a food chain.. Which do you think comes first in the food chain?. Which do you think comes next?. So which one comes last?. Green Plant. . Tufted Duck. . Snail. . The Food Chain. Eaten By. Eaten By. Who is the Producer?. Chapter 13, Section 13.4. This is called an energy pyramid. It shows how energy is lost moving from the producers to each subsequent, higher, trophic level.. Objectives. To describe the structure of a food chain.. Objectives. Learn how a food chain is different from a food web.. Learn how to create a food chain and food web.. Learn how to analyze the interdependence of one organism to another.. Food Web. Life in an ecosystem requires a source of . Objecti. ves. Learn how a food chain is different from a food web.. Learn how to create a food chain and food web.. Learn how to analyze the interdependence of one organism to another.. Food Web. Life in an ecosystem requires a source of . Sun is the principal source of energy input to biological systems. For different activities , we need energy.. The source of energy is food.. We get food from plants or animals.. But, What about plants…….?. In short, . ecology . is the scientific study of the . interactions of organisms with their environment. .. All organisms . interact. with other organisms in their surroundings and with the nonliving portion of their environment. . What is Ecology?. The study of organisms and their relationships with each other and with the environment they live in. It all comes down to – who eats who and how is energy passed between organisms and their environment. Identify. a key theme in ecology.. Describe. . an example showing the effects of interdependence on organisms in their environment.. State. . the five different levels of organization at which ecology can be studied. You are responsible for checking your answers and making sure they are correct. If you skipped a question or didn’t get the answer, write it down now!. Ecology Test is tomorrow, Wednesday, November 9th. Mrs. Milam. Adapted from Ms. Davies. 5.1.1 Define . species, habitat, population, community, ecosystem . and . ecology.. Ecology. : . . Environment has 2 components: . . . Looks at the . Interaction &. Interdependence. Of organisms to each other and to their environment.. We have studied . Genus and species. populations. Expanding outward to…. ECOLOGY. “ECO” – “the Environment” /”nature”. The sequential inter-linking of organisms involving transfer of food energy from the producers, through a series of organisms with repeated eating and being eaten is referred as . “food chain”. .. Value Chain. Maria Cucagna and Peter Goldsmith. Department of Agricultural and Consumer Economics. University of Illinois. 1. Farm Share Evolution . 2. Motivation and Research Questions. Increasing spread between farm share and the marketing share.