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Gr 6 Science 1.5-1.8

Observing God's World Chapter Checkup 1B-Section A

tree a tall plant with a single woody stem
perennial a type of plant that does not die after one season but lives for many years
annuals plants that live for only one year
biennials plants that live for two years
dendrologist a scientist who studies trees
cambium layer the part of a tree's trunk where growth takes place
annual growth ring an inner band of light spring wood and an outer band of dark summer wood that make up one year's growth of a tree
broadleaf tree a tree with broad, flat leaves; most bear flowers and produce seeds
deciduous tree a tree that loses its leaves in the fall
conifer a cone-bearing tree
evergreen a tree that keeps its leaves year round
spores single cells produced instead of seeds in some plants
rhizoids a fern's roots that grow downward from the underside of the stem
fronds leaves of a palm tree or a fern
kelp a kind of brown algae that is the largest type of alga
saprophytes fungi that feed on dead metter
mycelium a network of cells strung together in a threadlike structure that makes up the main part of a fungus
hyphae tiny, white, hairlike structures of a mold
Created by: mbrennan262