The precious skins of beavers, muskrats, seals, minks and foxes etc, are used as luxury furs and in:

Related Mcqs:

1. Measurement of Diameter several instruments are used for measuring the diameters of trees depending on such circumstances as the position and condition of the part of the tree that is to be measured, the degree of accuracy required, and the portability, etc., of the instrument:

   A. The Rule
   B. The caliper
   C. The Diameter Tape
   D. Dendrometers
   E. All of the above

2. Foul smell in the water tanks, ponds etc, is due to:

   A. Anaerobiosis
   B. Aerobiosis
   C. Biological magnification
   D. Psammophytes

3. Pakistan Forest Institute has been helping in various government organization such as _______ with technical opinion on planting, wood preservation, identification and utilization etc:

   A. WAPDA
   B. Railways
   C. Wah Ordinance Factory
   D. HCM
   E. All of the above

4. Watershed works plan – A detailed plan of operation should be developed which permits a timely, appropriately funded (quarterly, annually, etc.) operation of the plan. The plan should include details of:

   A. Objectives and goals of the plan
   B. The sequence of operations and procedures
   C. Procedures to be used for the various segments of the plan
   D. Time schedule while includes realistic flow from one operational sequence to another
   E. All of the above

5. The annual population growth rate of some countries like Great Britain, Sweden, Norway, Hungary and Japan is:

   A. Zero%
   B. Nearly zero%
   C. 0.50%
   D. 1%

6. A bacterium found in the root nodules of leguminous plants is the:

   A. Clostridium
   B. Azotobacter
   C. Nitrobacter
   D. Rhizobium

7. Of the total fresh water, 10% is used in homes whereas 90% is used in:

   A. Irrigation
   B. Industry
   C. Irrigation and industry
   D. In making dams

8. Carbon monoxide is a poisonous gas, 1% of which in the air can kill a person in:

   A. No time
   B. In ten minutes
   C. In five minutes
   D. In fifteen minutes

9. The back and forth movements of chemical elements, between organisms and environment along characteristic circular paths and known as:

   A. Biochemical cycles
   B. Ecological cycles
   C. Chemical cycles
   D. None of these

10. An association between two organisms belonging to different species, which live together for mutual benefit or on partner gets benefit and other, is neither benefited nor harmed is known as:

    A. Predation
    B. Parasitism
    C. Symbiosis
    D. None of these