What is silvicultural system?

Related Mcqs:

1. The essence of silvicultural system:

   A. The methods adopted for the regeneration of the crop
   B. The character of the crops produced by such system
   C. Distribution of the age-classes over the area of the forest
   D. All of the above

2. Physical properties which are subjected to change by silvicultural operations are:

   A. Soil structure
   B. Soil texture
   C. Porosity
   D. Soil colour
   E. All of the above

3. A food chain starts with:

   A. Nitrogen fixing organisms
   B. Photosynthesizing organisms
   C. Respiration
   D. Decomposers

4. The number of kinds of food chains:

   A. One
   B. Two
   C. Three
   D. Four

5. A biotic community comprises:

   A. Plants only
   B. Animals only
   C. Plants and animals
   D. Plants or animals

6. The ecological pyramids were first designed by:

   A. Clements
   B. Kormondy
   C. Warming
   D. Elton

7. Which is the most stable ecosystem?

   A. Desert
   B. Ocean
   C. Mountain
   D. Forest

8. When the number of organisms at successive levels are plotted, they assume the space of a pyramid. This is called the pyramid of:

   A. Energy
   B. Number
   C. Biomass
   D. Both (a) and (c)

9. In the following there is no difference:

   A. Trophic level 1st and herbivores
   B. Primary consumers and herbivores
   C. Primary carnivore and trophic level 2nd
   D. Secondary consumer and herbivores

10. The major types of wind erosion are:

    A. Siltation
    B. Soil creep
    C. Suspension
    D. All of the above