An ecosystem which can be easily damaged but can recover after sometime if damaging effect stops will be having:

Related Mcqs:

1. The type of relationship where weaker partner is benefitted and stronger remains unaffected is sometime called:

   A. Allotropy
   B. Allelopathy
   C. Synnecrosis
   D. Allolimy

2. In a comparative study of grassland ecosystem and pond ecosystem it may be observed that:

   A. Primary and secondary consumers are similar
   B. Both biotic and abiotic components are different
   C. The biotic components are almost similar
   D. The abiotic components are almost similar

3. Exotic species, which brought for plantation from some other country to our country or even from one ecosystem to other ecosystem are called, as exotic species like:

   A. Pinus nigra – Japan
   B. Euralyptus – Australia
   C. Polunia – China
   D. All of the above

4. The word ecosystem was coined by:

   A. Daubenmire/R.Misra/Koestle
   B. Tansley
   C. Weaver and Clements
   D. Odum/Kormondy

5. The significance of ecosystem lies in:

   A. Flow of energy
   B. Cycling of matters
   C. Both (a) & (b)
   D. None of the above

6. The source of energy in an ecosystem is:

   A. sugar stored in plants
   B. Light received from the sun
   C. Heat liberated during fermentation
   D. Heat liberated during respiration

7. The flow of materials and energy in an ecosystem is respectively:

   A. Cyclic only
   B. Cyclic and linear
   C. Linear and cyclic
   D. Linear only

8. The gross production minus losses in an ecosystem is indicated as:

   A. Net production
   B. Secondary production
   C. Net storage
   D. Net primary production

9. Energy enters into the ecosystem through:

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

10. Environmental factors in ecosystem:

    A. Abiotic factors
    B. Biotic factors
    C. Both (a) & (b)
    D. None of these