The invasion of a community in succession involves:

Related Mcqs:

1. Due to modification of the environment by the plant community itself, when one community is replaced by another suitable community, the succession is called:

   A. Induced
   B. Deflated
   C. Allogenic
   D. Autogenic

2. The invasion of a new community in a bare area is initiated by:

   A. Migration
   B. Ecesis
   C. Aggregation
   D. All of these

3. Last stable community in succession dependent on climate is:

   A. Seral community
   B. Climax community
   C. Both (a) & (b)
   D. None of these

4. 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

5. The community which begins succession in a habitat is designated as:

   A. Seral community
   B. Biotic community
   C. Pioneer community
   D. Ecosere

6. If a piece of land which had a plant community becomes barren due to some external thrust, the succession taking place here is called:

   A. Induced
   B. Deflated
   C. Secondary
   D. Retrogessive

7. The last community in a succession is called:

   A. Ecosystem
   B. Climatic community
   C. Ecotons
   D. Seral community

8. Which of the following communities is more vulnerable to invasion by outside animals and plants?

   A. Mangroves
   B. Tropical evergreen forests
   C. Temperate forests
   D. Oceanic island communities

9. The primary succession refers to the development of communities on a:

   A. Freshly cleared crop field
   B. Forest clearing after devastating fire
   C. Pons, freshly filled water after a dry phase
   D. Newly-exposed habitat with no record of earlier vegetation

10. The ecological succession was first studied by:

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