In a food chain, the total amount of living material is depicted by: A. Pyramid of biomass B. Pyramid of energy C. Pyramid of number D. Trophic levels

Related Mcqs:

1. A food chain has the following trophic levels:

   A. 3 or 4
   B. 3
   C. 2
   D. 1

2. Energy transfer from one trophic level to other in a food chain is:

   A. 1%
   B. 2%
   C. 10%
   D. 20%

3. When the number of organisms at successive levels are plotted, they assume the space of a pyramid. This is called the pyramid of:

   A. Energy
   B. Number
   C. Biomass
   D. Both (a) and (c)

4. In a parasitic food chain which trophic level is represented by bugs and lices?

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

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

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

6. The pyramid of biomass in a shallow pond ecosystem is:

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

7. The pyramid of biomass is variable in some:

   A. Grassland ecosystems
   B. Pond ecosystems
   C. Parasitic ecosystems
   D. Forest ecosystems

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

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

9. The pyramid of biomass in a parasitic ecosystem is:

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

10. In an upright pyramid of biomass, the herbivores occupy the position:

    A. 4
    B. 2
    C. 3
    D. 1