Ecosystem may be defined as:

Related Mcqs:

1. 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...

2. An ecosystem may be defined as:

   A. A localized association of several plants and animals B. Different communities of plants, animals and microbes, together with their physico-chemical environments C. Different communities of plants and microbes plus their physico-chemical environments D. None of the above...

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 concepts of population dynamics and carrying capacity lead to management of wildlife which may be defined as:

   A. Art B. Science of manipulating the centrum of wild animal populations to meet specific objectives C. Both (a) & (b) D. None of these...

5. In natural ecosystem, decomposers include:

   A. Only bacteria and fungi B. Only microscopic animals C. The above two types of organisms plus macroscopic animals D. Only the above two types of organisms...

6. The pyramid of biomass in a forest ecosystem is:

   A. Upright B. Inverted C. Rhomboidal D. Linear...

7. The rate at which light energy is converted into chemical energy of organic molecules is the ecosystem’s:

   A. Net primary productivity B. Gross secondary productivity C. Net secondary productivity D. Gross primary productivity...

8. In a terrestrial ecosystem such as forest maximum energy lies in which trophic level?

   A. T1 B. T2 C. T3 D. T4...

9. The fungi in a forest ecosystem act as:

   A. Macroconsumer B. Decomposer C. Omnivore D. Producer...

10. Components of ecosystem are:

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