A lake with nutrients is called:

Related Mcqs:

1. The enrichment of water by nutrients is:

   A. Mineralization
   B. Oligotrophication
   C. Eutrophication
   D. All of these

2. In lake ecosystem, the pyramid of biomass is:

   A. Upright
   B. Inverted
   C. Anything possible
   D. None is correct

3. A lake with an inflow of domestic sewage rich in organic waste may result in:

   A. Drying of the lake very soon due to algal bloom
   B. An increased production of fish due to lot of nutrients
   C. Increased population of aquatic food web organisms
   D. Death of fish due to lack of oxygen

4. Study of relationship between communities and environment is called:

   A. Autecology
   B. Ethology
   C. Ecology
   D. Syncology

5. Those chemicals which are produced by plants and affect other plants are broadly called:

   A. Depresants
   B. Allomones
   C. Allelochemics
   D. Kairomones

6. Plants growing in rock crevices are called:

   A. Sciophytes
   B. Chasmophytes
   C. Helophytes
   D. None of these

7. Plants growing on externally cold soil are called:

   A. Halophyte
   B. Oxylophyte
   C. Psychrophyte
   D. Psammophyte

8. Plants growing on rocks are called on:

   A. Psychrophytes
   B. Lithophytes
   C. Halophytes
   D. Sciophytes

9. The science dealing with study of soil is called:

   A. Geology
   B. Pedology
   C. Both (a) & (b)
   D. None of these

10. Soils transported by air is called:

    A. Eolian
    B. Aerial
    C. Residual
    D. Colluvial