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Unit 4 vocabulary
Unit for vocabulary science 7th grade
11
Science
7th Grade
02/04/2014

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Term
cellulose
Definition
organic compound made of chains and glucose molecules
Term
cuticle
Definition
waxy, protective layer that slows the evaporation of water from a plants surface
Term
producer
Definition
organism that uses an outside energy source such as the sun to make its own food
Term
transport
Definition
to carry somebody or something
Term
vascular tissue
Definition
composed of tubelike cells that transport water and nutrients in some plants
Term
frond
Definition
leaf of a fern
Term
osmosis
Definition
diffusion of water molecules
Term
rhizoid
Definition
structure that anchors a nonvascular seedless plant to a surface
Term
phloem
Definition
plant vascular tissue that carries dissolved sugars throughout a plant
Term
stoma
Definition
small opening in the epidermis of a leaf
Term
xylem
Definition
plant vascular tissue that carries water and dissolved nutrients from the roots to the stem and the leaves
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