Different ecological areas have different techniques for afforestation. These techniques are:

Related Mcqs:

1. The ecological equilibrium in mined areas can be achieved by:

   A. Preventing soil erosion
   B. Developing a vegetational cover
   C. Preventing overgrazing
   D. Introducing agriculture

2. Organization of staff and labour for afforestation means:

   A. Labour arrangements
   B. The raising and management of irrigated plantations is a highly specialized operation requiring regular trained labour
   C. Both (a) & (b)
   D. None of these

3. Which of the following prevents afforestation in deserts:

   A. Goat and grazing animals
   B. Local resident
   C. Unfertility of soil
   D. Low rainfall

4. Migration flows: Some projects are undertaken to stop the movement of people from nural areas to urban areas / and:

   A. Rural industry projects
   B. Electrification of rural areas
   C. Both (a) & (b)
   D. None of these

5. Tip of ecological pyramid is occupied by:

   A. Herbivores
   B. Carnivores
   C. Producers
   D. None of these

6. The ecological pyramids were first designed by:

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

7. Which ecological cycle is directly driven by sunlight?

   A. Hydrologic
   B. Phosphorus
   C. Nitrogen
   D. Sulphur

8. Which type of the following ecological pyramids are never inverted?

   A. Pyramids of number
   B. Pyramids of energy
   C. Pyramids of biomass
   D. Pyramids of dry biomass

9. Ecological aspects is / are:

   A. Forests generally have a beneficent effect on the soil
   B. The roots of the forest trees take up nutrients from the soil, convert
   C. And utilize them for the production of plant material
   D. All of the above

10. During ecological succession from pioneers to climax community the biomass of vegetation:

    A. Increases, then decreases
    B. Remains constant
    C. Decreases continuously
    D. Increases continuously