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

Related Mcqs:

1. 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

2. The last community in a succession is called:

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

3. Plant succession taking place in sandy area is precisely called:

   A. Halosphere
   B. Psammosphere
   C. Xerosphere
   D. Hydrosphere

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

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

5. 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

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

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

7. The invasion of a community in succession involves:

   A. Ecesis, aggregation and competition
   B. Migration, aggregation and competition
   C. Aggregation, competition and coaction
   D. Migration, ecesis and aggregation

8. The last stage of plant succession is:

   A. Ecotone
   B. Climax stage
   C. Seral community
   D. Ecotype

9. Causes of plant succession are:

   A. Environmental changes produced as a result of reaction to the community become favorable for new species of plants
   B. Physiographic factors produce change in the habitat like flooding of plains, soil erosion, change in temperature, rain etc.
   C. Both (a) & (b)
   D. None of these

10. Classification of plant succession categorised as:

    A. Primary succession
    B. Secondary succession
    C. Both (a) & (b)
    D. None of these