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Pyramid of trophic levels is a graphical representation. It can be the pyramid of numbers, pyramid of biomass or pyramid of energy. All the pyramids start with producers and end with decomposers who again provide back the minerals to producers.

1. _____________ gives the number of organisms present at each trophic level.

a. Pyramid of numbers

b. Pyramid of biomass

c. Pyramid of energy

d. None of these

2. ___________ gives the biomass of each trophic levels and could be upright or inverted.

a. Pyramid of numbers

b. Pyramid of biomass

c. Pyramid of energy

d. None of these

3. __________ is always upright as it shows the flow of energy from one trophic level to the next trophic level.

a. Pyramid of numbers

b. Pyramid of biomass

c. Pyramid of energy

d. None of these

4.__________ can be upright or inverted.

a. Pyramid of numbers

b. Pyramid of biomass

c. Pyramid of energy

d. None of these

5. Which of these is a pyramid of trophic levels?

a. Pyramid of numbers

b. Pyramid of biomass

c. Pyramid of energy

d. All of these

1 Answer

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1. a. Pyramid of numbers

2. b. Pyramid of biomass

3. c. Pyramid of energy

4. a. Pyramid of numbers

5. d. All of these

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