interdependence

interdependence - INTERDEPENDENCE of LIVING ORGANISMS Hans...

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INTERDEPENDENCE of LIVING ORGANISMS 1 © Hans pfletschinger
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The picture shows a bee visiting a sage flower It provides an example of interdependence The bee is dependent on the flower for its nectar The flower is dependent on the bee for pollination (You will need to have an understanding of respiration and photosynthesis to follow this slide show) 2
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A food chain (1) The caterpillar eats the leaf…. (2). ...the blue tit eats the caterpillar. .. (3). ...the kestrel eats the blue tit. This is an example of a food chain 3 1 2 3
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Animals depend on plants for food The food chain Cabbage Snail Thrush Sparrow hawk 4
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The sparrow hawk does not depend directly on plants but it does depend on thrushes, which eat snails, which eat cabbages . So the sparrow hawk is indirectly dependent on plants Food chains are never so simple as the ones in slides 3 and 4 Sparrow hawks do not feed exclusively on thrushes; thrushes eat worms as well as snails; snails eat many plants, not just cabbages A more accurate picture is given by a food web 5
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fox owl stoat rabbit rat beetle 6
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interdependence - INTERDEPENDENCE of LIVING ORGANISMS Hans...

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