Advertisements
Advertisements
Question
What are the shortcomings of ecological pyramids in the study of ecosystems?
Advertisements
Solution
The shortcomings of ecological pyramids in ecosystem study are that they assume a simple food chain and do not account for complex food webs. They also do not consider species that may belong to two or more trophic levels at the same time, and they exclude decomposers despite their important role in ecosystems. Thus, ecological pyramids provide only a limited view of trophic structure and energy flow in ecosystems.
APPEARS IN
RELATED QUESTIONS
Give diagrammatic representation of pyramid of numbers.
“The pyramid of biomass is not always upright.” Explain the statement.
With reference to the levels of an organisation, differentiate between living organisms and non-living objects.
Write any two limitations of ecological pyramids.
'The pyramid of energy is always upright.' Explain
Give an example of an ecosystem that shows an inverted pyramid of biomass.
Distinguish between the upright and inverted pyramid of biomass.
Define ecological pyramids.
In a tree ecosystem the pyramid of numbers is:
Pyramid of energy in grassland and pond ecosystem is always ______.
Which one of the following is not used for construction of ecological pyramids?
In a pyramid of biomass, if the total dry weight (kgm-2) of primary produces is about 809, it well increases at tertiary consumer level up to ______.
Which one of the following statements for pyramid of energy is incorrect, whereas the remaining three are correct?
Which of the following statements is not correct?
Pyramid of numbers is ______.
What does the base tier of the ecological pyramid represent?
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?
(a) Given below is a pyramid of biomass in an ecosystem where each bar represents the standing crop available in the trophic level. With the help of an example explain the conditions where this kind of pyramid is possible in nature.
(b) Will the pyramid of energy be also of the same shape in this situation? Give a reason for your response.
Draw a diagram of pyramid of energy.
A graphic representation of the biomass relationship between the producer and consumer in an ecosystem is called ______.
Give a scientific reason:
The pyramid of energy is always upright.
