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According to Alexander von Humboldt:...

According to Alexander von Humboldt:

A

Species richness increases with increasing area, but only up to limit

B

There is no relationship between species richness and area explored

C

Species richness goes on increasing with increasing area of exploration

D

Species richness decreases with increasing area of exploration

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The correct Answer is:
A
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Explain the observation of Alenxander vaon Humboldt.

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Write whether the following statements are true or false . (i) Communties with more species tend to be more stable that those with less species. (ii) David Tilman found that plots with less species showed less year-to-year variation in total biomass. (iii) A stable community must be resistant to invasions by ecotic species. (iv) Effect of reduction in diversity has been explained by Alexander von Humboldt through rivet popper hypothesis.

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Match column I with column II and select the correct option from the given codes. {:("Column I",,"Column II"),("Rivert Popper hypothesis",(i),"Paul Ehrlich"),("Long-term ecosystem experiments using outdoor plots",(ii),"David Tilman"),("Species-area relationships",(iii),"Alexander von Humboldt"):}

Alexander von Humboldt gave the relationship between the species richness and its geographical area . Which of the following is the correct logarithmic equation for his findings ?

Alexander von Humboldt is associated with (a.) species - area relationship (b.) log S = log C + z logA (C.) Within a region , species richness increases with the increasing limited explored area. (d.) Increased diversity contributes to higher productivity. (e.) Species diversity increases with the loss of keystone species.

PHYSICS WALLAH-BIODIVERSITY AND CONSERVATION-NEET Past 10 Years Questions
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  3. According to Alexander von Humboldt:

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  6. The Earth Summit held in Rio de Janeiro in 1992 was called :

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  9. Alexandar Von Humboldt described for the first time:

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  10. Van Mahotsava is festival of:

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  11. Which scientist proposed 'Rivet popper hypothesis' related to biodiver...

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  12. Tree planting helps in reducing global warming as trees

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  13. Which of the following National Parks is home to the famous musk deer ...

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  14. Red list contains data or information on:

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  16. Which of the following is correct for r-selected species ?

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  20. In which of the following both pairs have correct combinations ?

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