Advertisements
Advertisements
Questions
Write any two limitations of ecological pyramids.
Ecological pyramids are widely accepted but they still have some limitations. Write any two limitations.
Advertisements
Solution 1
Limitations of ecological pyramids:
- It never takes into account the same species belonging to two or more trophic levels.
- It assumes a simple food chain, which never exists in nature.
Solution 2
- Exclusion of Decomposers: Decomposers, which are essential for nutrient recycling, are often omitted from ecological pyramids. An inaccurate depiction of energy flow may result from excluding decomposers.
- Over-Simplification: Because they depict only linear linkages, ecological pyramids often oversimplify food webs. In actuality, organisms may interact in more complex ways and belong to numerous trophic levels, which are not represented by a straightforward pyramid structure.
Notes
Student can refer to the provided solution based on their preferred question or marks.
RELATED QUESTIONS
Describe with examples of pyramids of number and biomass.
Secondary consumers are __________.
Distinguish between the upright and inverted pyramid of biomass.
Which ecosystem has the maximum biomass?
Pyramid of numbers is ______.
Name any two organisms which can occupy more than one trophic level in an ecosystem.
What are the three types of ecological pyramids? What information is conveyed by each pyramid with regard to structure, function and energy in the ecosystem?
Draw a diagram of pyramid of energy.
The biomass of a standing crop of phytoplankton is 4 kg/m2, which supports a large standing crop of zooplankton having a biomass of 11 kg/m2. This is consumed by small fishes having a biomass of 25 kg/m2, which are then consumed by large fishes with a biomass of 37 kg/m2.
Draw an ecological pyramid indicating the biomass at each stage and also name the trophic levels. Mention whether it is an upright or inverted pyramid.
Describe pyramid of energy with the help of diagram.
