Trophic levels are formed by:

Related Mcqs:

1. Trophic levels are formed by:

   A. Only plants
   B. Only animals
   C. Only carnivores
   D. Organisms linked in food chains

2. A food chain has the following trophic levels:

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

3. 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

   xA. Pyramid of biomass
   B. Pyramid of energy
   C. Pyramid of number
   D. Trophic levels

4. The trophic level of lion is a forest ecosystem is:

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

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

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

6. The trophic structure in an ecosystem is in fact:

   A. Producer-consumer arrangement
   B. Refers to grazing food chain only
   C. Never forms a food web
   D. Never photosynthesis dependent

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

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

8. The transfer of energy from one trophic level to another is governed by the 2nd law of thermodynamics. The average efficiency of energy transfer from herbivores to carnivores is:

   A. 25%
   B. 50%
   C. 10%
   D. 5%

9. Which of the following belong to the same trophic level?

   A. Yeast and Monotropa
   B. Rhizopus and Riccia
   C. Ulothrix and Yeast
   D. All of these

10. If bamboo plant is growing in a far forest then what will be its trophic level?

    A. First
    B. Second
    C. Third
    D. Fourth