Practice Questions

TLS Online TPP Program

#Question id: 3317

Which of the following statements is NOT correct regarding effect of genetic drift?

#Section 2: Evolution

It occur only in small population
It can fix useful allele in population
It can lead to a loss of genetic variation within populations
It alter hardy Weinberg genetic equilibrium

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TLS Online TPP Program

#Question id: 12332

#Section 1: Ecology

With a few exceptions, most of the food chains studied by ecologists have a maximum of how many links?

TLS Online TPP Program

#Question id: 12331

#Section 1: Ecology

The species richness of a community refers to the

TLS Online TPP Program

#Question id: 12329

#Section 1: Ecology

In a tide pool, 15 species of invertebrates were reduced to eight after one species was removed. The species removed was likely a(n)

TLS Online TPP Program

#Question id: 12328

#Section 1: Ecology

The dominant species in a community is

TLS Online TPP Program

#Question id: 12327

#Section 1: Ecology

Which of the following is the most accepted hypothesis as to why invasive species take over communities into which they have been introduced?

TLS Online TPP Program

#Question id: 12324

#Section 1: Ecology

According to the nonequilibrium model,