Slide Preview for B4 It's a Green World
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Powerpoint Description:
This module overs the B4 It's a Green World unit from the OCR Gateway course and includes: taking samples from an ecosystem, transect lines, ecosystems, photosynthesis and what it needs, different views of how plants grow over the ages, how photosynthesis works, limiting factors, the structure of a leaf, diffusion, osmosis, turgor pressure, osmosis in animal cells, water usage in plants, xylem and phloem, the transpiration stream, factors affecting transpiration, water loss and the role of stomata, plant minerals, active transport, decay and decomposers, saprophytes, preventing food decay, pests and pest control, accumulation of pesticides, intensive farming, hydroponics.Click here to register and to download this PowerPoint file
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