The traffic lights at three different road crossing change after every 48 sec , 72 sec, and 108 sec. Respectively . If they all change simultaneously at 8 : 20 : 00 hours , then at what time will they again change simultaneously ?

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#Question id: 10661

#Section 1: Ecology

Semelparous species are those that produce all of their offspring in a single reproductive event. The survivorship curve of a population of a semelparous species would most likely resemble which of the following? 

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#Question id: 11181

#Section 2: Evolution

Among populations of birds, individuals without territories are

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#Question id: 16777

#Section 3: Mathematics and Quantitative Ecology

What is the formula for the median of Grouped data? 

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#Question id: 10660

#Section 2: Evolution

Given below are growth equations where dN/dt is defined as

A.  rN

B. rN[(K-N)/N]

With reference to the above equations, which one of the following statements is incorrect?

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#Question id: 11245

#Section 4: Behavioural Ecology

Monogamy is most prevalent among ______ and is rare among ________.