The left hand column contains the first part of a sentence. Match each with the correct ending from the left hand column.
Finish the Phrase...
| Without the process of photosynthesis
One acre of growing Christmas trees
Like all plants, growing Christmas trees remove
Before Christmas trees can be harvested, they
On a well managed Christmas tree farm, at all times
A broad network of roots holds
|will grow on a farm for 8 - 12 years.
the soil and protects against water erosion.
life could not exist on earth.
provides enough oxygen for 18 people for one year.
carbon dioxide from the air and produce oxygen.
90% of the land is occupied by vigorously growing tree crops.
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