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Pyramids of Biomass Video Lecture | Crash Course for BMAT
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FAQs on Pyramids of Biomass Video Lecture - Crash Course for BMAT
| 1. What is a pyramid of biomass in biology? |  |
Ans. A pyramid of biomass is a graphical representation of the relative amount of biomass or living material present at each trophic level in a given ecosystem. It shows the transfer of energy from one level to another and illustrates the decreasing biomass as we move up the food chain.
| 2. How is a pyramid of biomass different from a pyramid of numbers? | |
Ans. A pyramid of biomass represents the total mass of living organisms at each trophic level, whereas a pyramid of numbers represents the number of individuals at each trophic level. The pyramid of biomass takes into account the size and mass of organisms, providing a more accurate representation of energy transfer in an ecosystem.
| 3. What factors can cause an inverted pyramid of biomass? | |
Ans. An inverted pyramid of biomass occurs when the biomass of the primary producer (plants) is less than the biomass of the primary consumer (herbivores) or secondary consumer (carnivores). This can happen in cases where the primary producer has a rapid turnover rate or low biomass, while the primary consumers have a slower turnover rate or higher biomass.
| 4. How does human activity impact the pyramid of biomass in ecosystems? | |
Ans. Human activity can significantly impact the pyramid of biomass in ecosystems. For example, deforestation reduces the amount of biomass in the primary producer level, leading to a decrease in the overall biomass of the ecosystem. Similarly, overfishing can disrupt the pyramid of biomass in marine ecosystems by depleting the biomass of certain fish species.
| 5. Why is the pyramid of biomass important in studying ecosystems? | |
Ans. The pyramid of biomass provides valuable information about the structure and functioning of ecosystems. It helps scientists understand the flow of energy and nutrients through different trophic levels and identifies the relationships between organisms within an ecosystem. By studying the pyramid of biomass, scientists can gain insights into the stability and health of ecosystems and make informed conservation and management decisions.
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Nov 23, 2024 Last updated |
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