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Number 1. forms the framework of the cell walls and is the product used in the manufacture of paper
Correct Answer: Cellulose
Number 2. class of trees that have broad leaves
Correct Answer: Hardwoods
Number 3. the cementing material that binds the cells together and is also found mixed with cellulose in the cell walls
Correct Answer: Lignin
Number 4. a vegetable substance secreted by certain plants and trees and is a characteristic of coniferous trees
Correct Answer: Resin
Number 5. found in pine, are intercellular passages surrounded by resin-secreting cells.
Correct Answer: Resin ducts/canals
Number 6. class of trees that have needlelike leaves or scale leaves; called conifers
Correct Answer: Softwoods
Number 7. strength giving elements of hardwood
Correct Answer: Wood fibers