1. A stand is a group of trees that show enough similarities in species composition, age, height and density to form a distinguishable unit.
a) True b) False
2. Even-aged stands are made up of trees with maximum age differences of 1 to 2 years.
3. Physical factors affecting tree growth can be influenced and biological factors cannot be influenced when managing a woodlot.
4. The ability of a forest to produce trees is related directly to the physical factors of the site.
5. The rate of tree height growth is primarily dependent on the density of the stand. a) True b) False
6. Tree diameter is primarily dependent on the density of the stand.
7. In forestry, stocking is a subjective indication of the number of trees, compared to a desirable number of trees.
8. Tolerant trees have the ability to survive and grow under various shade conditions.
9. There are two main phases of stand development - immaturity and maturity.
10. Thinning lengthens the time between merchantable crops.