Decomposers are:

Related Mcqs:

1. 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

2. The decomposers in an ecosystem constitute the following trophic level:

   A. T1
   B. T3
   C. T5
   D. T4

3. If we completely remove the decomposers from an ecosystem, its functioning will be adversely affected because:

   A. Herbivores will not receive solar energy
   B. Rate of decomposition of other component will be very high
   C. Mineral movement will be blocked
   D. Energy flow will be blocked

4. In natural ecosystem, decomposers include:

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

5. The minimum number of components required for an ecosystem to survive:

   A. Producer and primary consumer
   B. Producer and decomposer
   C. Primary consumer and decomposer
   D. Primary and secondary consumer
   E. Producer and secondary consumer

6. A complex of several species and communities in various stages of succession maintained under similar climatic conditions is known as:

   A. Biome
   B. Environmental complex
   C. Biological spectrum
   D. Biological clocks

7. The taiga ecosystems lie in the:

   A. Alpine zone
   B. Sub-alpine zone
   C. Temperate zone
   D. Sub-tropical zone

8. The part of earth in which life exists is known as:

   A. Lithosphere
   B. Biosphere
   C. Atmosphere
   D. Hydrosphere

9. The moist tropical deciduous forest biomes show predominace of plants like:

   A. Larix and Abies
   B. Zizyphus and Butea
   C. Shorea and Tectona
   D. All of these

10. Hygrophytes (Moisture loving plants) means:

    A. The pants are usually stunted in growth
    B. Roots and stem are poorly developed
    C. Leaves are large and tend to avoid water less lam transpiration
    D. All of the above