Which of the following evidence most strongly supports the common origin of all life on Earth? All organisms ________.

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#Question id: 10754

#Section 1: Ecology

Following is different type of interaction was shown in figure. (+: Benefit , - Harm , 0= Neither benefit nor harm) What is interaction between column A & B in each schematic?

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#Question id: 11982

#Section 1: Ecology

Which of the following is a behavioral pattern that results from a proximate cause?

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#Question id: 3369

#Section 2: Evolution

Genetic drift refers to random changes in allele frequencies over time leads to following consequence

a. Loss of genetic diversity per generation   

b. change in allelic frequency just by chance 

c. It caused adaptive evolution

d. It one allele may reach to 0 frequency

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#Question id: 3509

#Section 2: Evolution

Principle of independent assortment apply for those gene that is

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#Question id: 10625

#Section 1: Ecology

Find out density of three different fish population by mark recapture method? Following is a density of capture and recapture fish? 

Which of the decrease order of their relative abundance?