According to polyclimax hypothesis, the climax stage is controlled by:

Related Mcqs:

1. 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

2. The nature of a climax community depends upon:

   A. Water factor
   B. Temperature
   C. Soil fertility
   D. Climate

3. The nature of climax community ultimately depends upon:

   A. Climate
   B. Soil organism
   C. Bed rock
   D. Pool of available nutrients

4. When the vegetation of any region reaches climatic climax, it is:

   A. Lithophytic
   B. Xerophytic
   C. Mesophytic
   D. Hydrophytic

5. The climax vegetation in a lithosere of temperate zone is dominated by plants like:

   A. Boswellia
   B. Balanites
   C. Anogeissus
   D. Quercus

6. In a biome the life form of climatic climax vegetation is:

   A. Uniform
   B. Variable
   C. Absent
   D. Unpredictable

7. Major types of climax are:

   A. Monoclimax
   B. Polyclimax
   C. Sub-climax
   D. Disclimax
   E. All of the above

8. The number of producers and consumers in an ecosystem is mutually controlled by a:

   A. Productivity control
   B. Food chain mechanism
   C. Feedback mechanism
   D. Any of these

9. Major characteristics of the vegetation of a locality are controlled:

   A. By man only
   B. Mainly by climate
   C. By animals only
   D. By altitude of a place only

10. Pollution can be controlled by:

    A. Sewage treatment
    B. Manufacturing electricity
    C. By checking atomic blasts
    D. All of the above