In competitive species N1 and N2, four individuals of N2 use the same resource as one individuals of N1. According conversion factor, what is the value of per capita competitive effect of N2 on N1(α) and per capita effect of N1 on N2 ( β) respectively?

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#Question id: 12467

#Section 1: Ecology

Review the formula for effective population size. Imagine a population of 1,000 small rodents. Of these, 300 are breeding females, 300 are breeding males, and 400 are nonbreeding  juveniles.  What is the effective  population size?

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#Question id: 12468

#Section 1: Ecology

If the sex ratio in a population is significantly different from 50:50, then which of the following will always be true? 

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#Question id: 10674

#Section 1: Ecology

In Lotka-Volterra competition models, if K2/β > K1 and K1/α > K2, then:

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#Question id: 10673

#Section 1: Ecology

Which of following attributes of parasite agent acts as a biological control is not necessary?

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#Question id: 10675

#Section 1: Ecology

Which of the following pollinating agents is correctly matched with the type of plant it helps pollinate?

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#Question id: 10676

#Section 1: Ecology

For a pair of interacting species, increased specialization and decreased niche breadth in both species would result in