In biological nitrogen fixation, the process of nitrification by organism respective bacteria A--which convert the ammonia to nitrite and B--- further converted into nitrate in the soil by their respective A and B bacteria known as;

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#Question id: 23926

#Aptitude

In marine environment Carbonate Compensation Depth (CCD) is de-fined as depth at which:

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#Question id: 11910

#10. Ecological Principles

During succession species that colonize in early seral stages tend to have different life-history characteristics than those that colonize in later seral stages ;

A) Early seral stage in succession

B) Late seral stage in succession

 i) Good seed dispersal ability

ii) Lower plant efficiency in low light

iii) Seed dispersal  by animal

iv) Slower the resource acquisition

v) Found large biomass

vi) Seed longevity is long type

Which of the following is the correct prediction about early and the late successional seral stage?

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#Question id: 24023

#Aptitude

McGrath and Watson have defined research as

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#Question id: 11336

#10. Ecological Principles

Which of the following is NOT a prediction arising out of Wilson-MacArthur's -Theory of Island Biogeography?

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#Question id: 5205

#11. Evolution and Behavior

Why is it preferable to use large computers and databases in searching for individual genes, rather than testing each sequence for possible function?