Advertisements
Advertisements
प्रश्न
Explain, giving three reasons, why tropics show greatest levels of species diversity.
उत्तर
Tropics show the greatest levels of species diversity because
(i) More solar energy is available in tropics which promote higher productivity and increased biodiversity.
(ii) There is no favourable season in tropics. Continued favourable environment has helped tropical organisms to gain more niche specialisation and increased diversity.
(iii) Resource availability is higher in tropics.
APPEARS IN
संबंधित प्रश्न
Give three hypotheses for explaining why tropics show greatest levels of species richness.
What is the significance of the slope of regression in a species−area relationship?
Observe the graph and select the correct option:
On a log scale the relationship of species richness and area becomes linear (straight line) and is given by the equation.
All are true regarding graph showing species richness - area relationship, EXCEPT ______.
The pattern of biodiversity is affected by ______.
"Species richness increased with increased explored area but only a limit". This statement was given by.
The relation between species richness and area for a wide variety of taxa turns out to be a rectangular hyperbola. Give a brief explanation.
Study the graph given below:
As per Alexander von Humboldt, what do the symbols S, A, Z and C in the graph stand for, in respect of a species and area relationship?
Alexander von Humboldt observed that, within a region species richness ______ with increasing explored area.
