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How do living beings obtain food? Producers Consumers Animals. They feed on organic matter produced by other beings. They are autotrophic. They make their.

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Presentation on theme: "How do living beings obtain food? Producers Consumers Animals. They feed on organic matter produced by other beings. They are autotrophic. They make their."— Presentation transcript:

1 How do living beings obtain food? Producers Consumers Animals. They feed on organic matter produced by other beings. They are autotrophic. They make their own organic matter. Plantas They are heterotrophic.

2 How do living beings obtain food? Primary consumers Secondary consumers Carnivores. Herbivores. They feed on producers. They feed on primary consumers.

3 How do living beings obtain food?

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7 Food chains show how living beings get their food and how energy is transferred from one creature to the next. Food chains always begin with plants and end with large animals. COPY IT!

8 FOOD CHAIN The arrows in a food chain show the transfer of food energy from organism to organism.

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10 What would happen if there were fewer or no snakes?

11 What would happen if there were more snakes than normal?

12 What would happen if we introduce eagles?

13 http://www.youtube.com/watch?v=iasmwZQr- nc&feature=player_embedded CONCLUSION: We should take care of balance in ecosystems COPY IT!

14 Food chain is a very simple representation, it isn’t real. So, let’s see FOOD WEBS

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16 A food web gives a more complete information of who eats what. Food webs are made of many food chains linked toguether. COPY IT!

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19 Most animals eat more than one thing. If one kind of food runs out, they will survive by eating something else. COPY IT!

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21 A food web gives a more complete information of who eats what. Most animals eat more than one thing. If one kind of food runs out, they will survive by eating something else. Food webs are made of many food chains linked toguether. If the rabbits are removed… 1.Who would be eaten due to less competition? 2.Who would increase in number due to not being eaten? 3.Who would go hungry due to their food source being removed? COPY AND ANSWER

22 Parasite Producer Biocenosis Commensalism Food web Prey Environment Mutualism Intraspecific Ecology. Food chain Biotope Consumer Interspecific Predator Herbivores Ecosystem Competition BINGO


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