A team of conservation biologists, surveying a population of frogs on an island, captured and marked 312 individuals in the first sample. In a second sampling, 3 days later, the team caught 140 individuals of which 26 were previously marked. The total number of frogs on the island is estimated to be . (Use decimal notation, not fractions or percentage)

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#Question id: 16869

#General Aptitude

Hardly had he left ………. his brother came.

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#Question id: 16811

#Section 4: Behavioural Ecology

In which plants do sunken stomata is seen?

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#Question id: 12267

#Section 1: Ecology

As the, Populations inhabiting fragmented habitats form 

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#Question id: 10849

#Section 2: Evolution

Plasmodium is transmitted from human to human by the bite of a mosquito carrier. In this scenario plasmodium is the ________, the mosquito is the ________, and _______ is the role played by the human.

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#Question id: 11262

#Section 1: Ecology

When a social organization consists of cooperative individuals, selection will always favor individuals that increase their personal reproductive success by __________.