Ecological aspects is / are:

Related Mcqs:

1. Various ecological constraints are:

   A. Competition for water and nutrients and for solar energy
   B. Future agroforestry systems will have to overcome physiological (canopy structure) biological (pests and disease), ecological (Sustainability and environment protection) constraints besides being economically sound
   C. Both (a) & (b)
   D. None of these

2. Tip of ecological pyramid is occupied by:

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

3. The ecological pyramids were first designed by:

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

4. Which ecological cycle is directly driven by sunlight?

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

5. 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

6. Among the plants listed, point out one that does not fit into ecological group represented by the other plants:

   A. Acacia
   B. Aloe
   C. Euphorbia
   D. Rhizophora

7. 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

8. Mark the correct sequence of events occurring during ecological succession:

   A. Nudation – ecesis – aggregation – migration
   B. Migartion – ecesis – aggregation – nudation
   C. Nudation – migration – ecesis – aggregation
   D. Nudation – ecesis – migration – aggregation

9. The ecological succession was first studied by:

   A. Clements
   B. Hult
   C. Odum
   D. King

10. 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