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

Related Mcqs:

1. Among the plants listed, point out one that does not fit into biological group represented by other plants

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

2. Those chemicals which are produced by plants and affect other plants are broadly called:

   A. Depresants
   B. Allomones
   C. Allelochemics
   D. Kairomones

3. The non-green plants are as important as the green plants because they:

   A. Cause human disease
   B. Cause diseases of other plants
   C. Are useful in several industries
   D. Bring about decomposition of dead animals and plant remains

4. Ecological pyramids are of:

   A. Two types
   B. Three types
   C. Four types
   D. Five types

5. Tip of ecological pyramid is occupied by:

   A. Herbivores
   B. Carnivores
   C. Producers
   D. Decomposers

6. Ecological pyramids were discovered by:

   A. Elton
   B. Odum
   C. Reiter
   D. None of these

7. 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

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 occurring as population 1 ? 2 ? 3 ? 4 indicates

   A. Cyclic succession
   B. Induced succession
   C. Retrogressive succession
   D. Allogenic succession

10. The ecological succession was first studied by:

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