The last stage of plant succession is:

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. 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

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

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

4. 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

5. Plant succession means:

   A. A change in the composition and nature of plant community of particular habitat over the years
   B. Any habitat can be studied systematically provided the area is free from any external disturbance
   C. Both (a) & (b)
   D. None of these

6. Classification of plant succession categorised as:

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

7. 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

8. A succession exhibiting changes in the communities at a place is described as:

   A. Biotic succession
   B. Physiographic succession
   C. Climatic succession
   D. Geographic succession

9. 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

10. 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