Advertisements
Advertisements
प्रश्न
In an ecosystem dominated by trees, the pyramid (of numbers) is ______ type.
Advertisements
उत्तर
In an ecosystem dominated by trees, the pyramid (of numbers) is inverted type.
Explanation:
A single large tree can support a large number of herbivores (such as insects and birds), which in turn can support a higher number of predators.
संबंधित प्रश्न
“It is often said that the pyramid of energy is always upright. On the other hand, the pyramid of biomass can be both upright and inverted.” Explain with the help if examples and sketches.
Distinguish between upright and inverted pyramids.
Describe with examples of pyramids of number and biomass.
Which organisms constitute the last trophic level?
“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.
Answer the following question.
What is an ecological pyramid? Compare the pyramids of energy, biomass, and numbers.
Write any two limitations of ecological pyramids.
'The pyramid of energy is always upright.' Explain
Secondary consumers are __________.
Which of the following organism form the decomposers?
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?
Pyramid of biomass in terrestrial ecosystem shows sharp decline in
In an aquatic ecosystem, a mollusc typically belongs to-
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?
Write a short note on pyramid of numbers and pyramid of biomass.
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.
Why can the pyramid of energy never be inverted?
Which food chains have more available energy?
Which statement is a limitation of ecological pyramids?
When is a sparrow a secondary consumer?
