The energy of incident solar radiation reaching the surface of the earth declines toward the poles from its maximum in equatorial regions. One cause of this phenomenon is greater absorption of solar energy by the earth's atmosphere at high latitudes. Why is this?

TLS Online TPP Program

#Question id: 12118

#Section 4: Behavioural Ecology

According to Hamilton’s rule,

TLS Online TPP Program

#Question id: 12675

#Section 5: Applied Ecology & Evolution

Use the incomplete diagram below, illustrating some of the steps involved in eutrophication to answer the following questions

What would be a likely entry for box A?

TLS Online TPP Program

#Question id: 10230

#Section 1: Ecology

Closely related species whose populations are sometimes allopatric showing greater morphology similarity but in a sympatric with distinct morphology due to

TLS Online TPP Program

#Question id: 12113

#Section 4: Behavioural Ecology

In belding’s ground squirrels, it is mostly the females that behave altruistically by sounding alarm calls. What is the likely reason for this distinction?

TLS Online TPP Program

#Question id: 12457

#Section 1: Ecology

A _______________ survivorship curve is most typical of an opportunistic species.