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प्रश्न
Which one of the following is not a major characteristic feature of biodiversity hot spots?
पर्याय
Large number of species
Abundance of endemic species
Mostly located in the tropics
Mostly located in the polar regions
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उत्तर
Mostly located in the polar regions
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संबंधित प्रश्न
Explain, giving three reasons, why tropics show greatest levels of species diversity.
The 'rivet' in the rivet popper hypothesis is considered to represent the ______.
Latitudinal and altitudinal gradient is shown by which of the following habitat(s)?
Maximum species richness is observed in the ______.
In the equation: log S = log C + Z log A , S= species richness; Z = slope of line (regression coefficient); A = area; C = Y intercept. For smaller area, the value of Z ranges from ____________.
Species richness - area relationship is given by ______.
Which of the below mentioned regions exhibit lees seasonal variations?
Which of these is true about tropical environments?
What does the term ‘Frugivorous’ mean?
Is it true that there is more solar energy available in the tropics? Explain briefly.
The relation between species richness and area for a wide variety of taxa turns out to be a rectangular hyperbola. Give a brief explanation.
Given below is an equation describing the Species-Area relationship between species richness and area for a wide variety of taxa as angiosperm plants, birds, bats etc. S = CAz
- Give a graphical representation of the given equation showing Species-Area relationship.
- What does 'S' represent in the given equation?
- What is the value of 'Z' (regression coefficient) for frugivorous birds and mammals in the tropical forests of different continents?
Write the inference drawn by Alexander von Humboldt after his extensive explorations of South American jungle.
Distribution of diversity on earth shows that biodiversity from higher latitudes to lower latitudes ______.
The relation between species richness and area for a wide variety of taxa appears as ______.
When pre-reproductive and post - reproductive age group is same in structure, the population is______.
Tropical regions show greatest level of species richness because -
- Tropical latitudes have remained relatively undisturbed for millions of years, hence more time was available for species diversification.
- Tropical environments are more seasonal.
- More solar energy is available in tropics.
- Constant environments promote niche specialization.
- Tropical environments are constant and predictable.
Choose the correct answer form the options given below:
