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Ecosystems, interdependence and field sampling

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Question 1

Use words from the box to complete the sentence.

| carbon dioxide | food | oxygen | | minerals | pollen | toxins |

Diagram showing an aphid feeding on the sugary sap in the phloem of a plant stem.

The aphid inserts its mouthpiece into the phloem of a plant stem to obtain ..... .

[1]

Ecosystems, interdependence and field sampling Questions

  1. GCSE
  2. /Biology
  3. /Ecosystems, interdependence and field sampling