Degree of crown density in a forest stand is:

Related Mcqs:

1. A windbreak with 50% crown density is more effective than one of either 100% or of ______ density:

   A. 15%
   B. 20%
   C. 25%
   D. 30%

2. The best windbreaks approach is 100% crown density in the low-profile shurb, rows, and _____ density in the tall rows:

   A. 50%
   B. 60%
   C. 70%
   D. 80%

3. Forest fires cause millions of rupee of damage each year to the forest. Within the span of a few hours, hard work of generations of forest officers can be ruined. Causes of fires is / are :

   A. Burning of grass and undergrowth along patches frequented by villagers for easy passage
   B. Burning to facilitate the collection of minor produce
   C. Burning of grass by graziers for the sake of the tender grass, which comes up after a fire
   D. Fires caused by sparks from locomotive engines passing through the forest
   E. All of the above

4. The major tool in the hands of the Forest Departments to protect forest areas is the Forest Act of 1927. Its salient features are:

   A. Government is the supreme owner of forestland
   B. Forests have been classed as reserved forests, protected forests, unclassed forests and community forests (Guzara forests), according to the need of protection
   C. Both (a) & (b)
   D. None of these

5. Division of forest into stands on the basis of density is / are:

   A. The relative closeness of trees is called density
   B. To closeness of crowns boles and roots
   C. Both (a) & (b)
   D. None of these

6. The Forest Act of 1927 needs to be reversed again to bring it in consonance with the modern day requirements of protecting preserving and expanding the country’s meager forest resources and the attended benefits such as:

   A. Water
   B. Wood
   C. Wildlife
   D. Energy
   E. All of the above

7. Suggestions for revising forest Act 1927 and forest policy are:

   A. Punishment for the wood damage should be revised
   B. Undue political involvement should be stopped
   C. Organizational set up of the forest department must be strong and broad based
   D. Agroforestry practices should be increased in irrigated plantations
   E. All of the above

8. Conditions or factors which influence the crown closure is:

   A. Manner of formation of the stand
   B. Quality of soil
   C. Soil moisture
   D. All of the above

9. The influences of crown on trees is:

   A. Quality of bole or wood
   B. Volume production per unit area
   C. Control composition of species
   D. Regulate seeds and resin production
   E. All of the above

10. Advantages of mixed stand are:

    A. Utilization of site properly
    B. Wind damages
    C. Snow damages
    D. Insect damages
    E. All of the above