What are size of female population of butterfly (Breed once and one year life span ) after two year ?

Nt = 20 (initial population ) Nt+2 =?

Ro=1.5 number of female produced per female per generation

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#Question id: 10863

#Section 1: Ecology

According to the ____________ principle, two species with identical requirements for existence cannot coexist indefinitely

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#Question id: 10600

#Section 1: Ecology

Which of the following is not feature of Type II survivorship curve?

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#Question id: 11985

#Section 1: Ecology

In  the  territorial  behavior  of  the  stickleback  fish,  the  red  belly  of  one  male  elicits  attack  from  another  male  by functioning as

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#Question id: 9575

#Section 1: Ecology

The warm counter current known as El niño moves southward along the coast of peru each year around christmastime. When this counter current flows strongly, it displaces the cold peru current offshore and results in:

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#Question id: 16861

#General Aptitude

He ……. (teach) in this college for five years.