OCR Gateway Additional Sciene

Plants and the Environment

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  • Created by: A.Bellamy
  • Created on: 01-06-10 12:36

What is the Purpose of the Epidermis?

- To allow more light to reach the palisade cells

(The epidermis is thin and transparent)

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What is the purpose of the Thin Waxy Cuticle?

- To protect the leaf without blocking out light.

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What is the Purpose of the Palisade Cell layer at

- To absorb more light for photosynthesis.

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What is the Purpose of theSpongy layer?

- Air spaces allow carbon dioxide to diffuse through the leaf, and increase the surface area.

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What is the Purpose of the Palisade cells contain

- To absorb all the available light.

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