Wednesday 31 July 2013

Heather Gooden

This picture shows an example of lichen. Its a type of algae that grows on some trees. A lichen is a symbiotic association between a fungus and a photoautotroph.

Moss is an example of a sporophyte. Sporophyte is a spore- producing body of a plant or multicelled algae. Moss grows in cool, damp places. The moss in this picture is growing on a rock.

The inner layer of the bark on a tree is an example of phloem. Phloem is the plant vascular tissue that distributes photosynthetic products through the plant body.

Grass seed floating in water is an example of seed dispersal. Seed dispersal is how seeds move from one place to another. Seeds can be spread by either water, wind, or by an animal. This is an example of seed dispersal in water.

This cactus is an example of a modified stem of a plant. The stem of a cactus is transformed to help the plant. The cactus stem is specialized to save water.

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