Review Questions This test consists of 10 questions for reviewing Chapter 8. Read each statement and decide if it is true (T) or false (F). You have 10 minutes to complete the test.
Quiz
Any work beside the watercourses has specific requirements, included in the Environmental Code.
T
F
Fine soil particles, washed by running water, can cause damages to aquatic organisms.
T
F
Forwarders rarely cause serious damage to watercourses.
T
F
Driving a loaded forwarder down a slope does not push large quantities of water ahead.
T
F
For environmental reasons water running down a trail should never be allowed to reach a watercourse.
T
F
The client is not responsible for planning the main trail.
T
F
Building a “sludge trap” is another possibility to stop the water flow.
T
F
The simplest and most successful method to stop the flow of water is to dig a ditch.
T
F
Planning is not important before and during harvesting operations.
T
F
Harvesting machines can cross any kind of running water or ditch without causing damages.
T
F
Placing logs in the brook and driving on them is not a good option.
T
F
Spruce branches are often used to reinforce the edges of a watercourse.
T
F
When choosing a crossing site, the quality of the brook bottom is not a key issue.
T
F
Crossing a brook by a heavy machine results in deep tracks on each side, fine soil particles and humus washed into the brook.
T
F
A corduroy bridge is build using the most valuable logs.
T
F
Poor planning of a trail system can have long-lasting consequences, including high risks of nutrients and heavy metals leaching
T
F
The types of damage that can be caused by harvesting operations adjacent to watercourses and ditches can be divided into four categories.
T
F
Damage of a brook ditch results in reduced water quality in a somewhat shorter timeframe.
T
F
The forwarder operator is not obliged to remove all material from the crossing when the work is finished.
T
F
When the ground by the crossing is less solid it should not be protected.