Best answer: Which of the following Cannot be explained by ecological pyramid?

Video Solution: Assertion: Ecological pyramids cannot explain all vital functions of any ecosystem. Reason: Pyramids actually do not explain the role of organisms working at more than one trophic level. … Reason: Pyramids actually do not explain the role of organisms working at more than one trophic level.”

Which of the following Cannot be explained by using ecological pyramid?

Pyramids does not take into account the same species belonging to two or more trophic levels. E.g.: Sparrow and insectivorous plants. … It does not accommodate a food web.

What is not included in ecological pyramid?

In parasites food chain the pyramid of numbers is inverted. In this, the primary producer is followed by secondary consumers (Parasites). … So even being one of the important organisms in pyramid saprophytes/ decomposers has no place in the ecological pyramid.

What is false for ecological pyramid?

The pyramid of numbers and biomass is always upright is false. … It can be upright (Forests and grassland) or inverted (Aquatic ecosystem for eg- the biomass of fish far exceeds that of phytoplankton).

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What 3 things can ecological pyramids show?

There are three ways we can represent the trophic levels in an ecological pyramid: the amount of organisms (number), the mass of all the organisms in each level (biomass), or the amount of energy contained in each level. Let’s look at each of these pyramids in detail.

Which of the following are limitations of ecological pyramids?

The limitations of ecological pyramids include all the following except:

  • The do not take into account the same species belonging to two or more trophic levels.
  • They do not represent relationships between organisms at different trophic levels.
  • They assume a simple food chain and do not consider food webs.

Which is the limitations of ecological pyramids?

Limitations of the Ecological Pyramid

These pyramids are applicable only to simple food chains, which usually do not occur naturally. These pyramids do not deliver any concept in relation to variations in season and climate. They do not consider the possibility of the existence of the same species at different levels.

Which one is not a functional aspect of ecosystem?

Complete answer:

There are four important functions of the ecosystem – Productivity, Decomposition, Energy flow, and Nutrient cycling. Remember, Stratification is not a function of ecosystem and is defined as the vertical layering of a habitat (the arrangement of vegetation in layers).

What type of ecological pyramid would be?

Thus, the correct option is B i.e. Inverted pyramid of biomass.

Why Saprophytes are not included in ecological pyramid?

Saprotrophs are organisms which feed on dead and decaying matter and these pyramids exhibit interaction between the living components and since decomposers interact with dead organisms at all levels, its very hard to assign them trophic levels.

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Which of the following Cannot be recycled in an ecosystem?

So, the correct answer is ‘Energy’.

Which of the following is incorrect regarding ecosystem?

Q. Which of the following statement is incorrect regarding ecosystem? Answer: [B] It is a closed system. Notes: Ecosystem is normally an open system with a continuous but variable influx and loss of materials and energy.

Which of the following statement is not correct pyramid of number can never be inverted?

Complete answer: Pyramid of energy is the only pyramid that can never be inverted and is always upright.