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introducing plants
topic 3 sub topic 1
5
Biology
3rd Grade
06/02/2011

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Cards

Term
State five uses of plants.
Definition
Food, Drink, Medicine, Perfumes, Clothing – cotton, Timber, Furniture, Inks & Dyes, Rope, Rubber
Term
State three potential uses of plants.
Definition
New Medicines, New Foods, New Fuels
Term
If the rainforests continue to be depleted, what will be the consequences for humans?
Definition
Loss of future medicines
Term
If the rainforests continue to be depleted, what will be the consequences for animal life?
Definition
Loss of habitat and food leading to possible extinction.
Term
Describe the stages in timber production.
Definition

Preparation of land, young trees transplanted from nursery in rows, weeds cleared, animals kept out, poorer trees are thinned out, lower branches pruned off,  treated with pesticide, after about 50 years felled, trees sent to sawmill, cut up and prepared for marketing.

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