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TLS Online TPP Program

#Question id: 4579

About which of these did Darwin have a poor understanding?

#Section 2: Evolution

  1. that individuals in a population exhibit a good deal of variation

  2. that much of the variation between individuals in a population is inherited

  3. the factors that cause individuals in populations to struggle for survival

  4. the sources of genetic variations among individuals

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TLS Online TPP Program

#Question id: 4573

#Section 2: Evolution

Which of the following pieces of evidence most strongly supports the common origin of all life on Earth?
TLS Online TPP Program

#Question id: 5159

#General Aptitude

the last digit of the number 3^2016 is
TLS Online TPP Program

#Question id: 10853

#Section 1: Ecology

Plant parasites that lack chlorophyll and depend on their host for sustenance are referred to as
TLS Online TPP Program

#Question id: 8923

#Section 2: Evolution

Which of these genetic processes may be most helpful in accounting for the Cambrian explosion?
TLS Online TPP Program

#Question id: 10616

#Section 1: Ecology

In a study of tree dispersion in a forest, we divided the forest into 1 sq km grid cells, choose 50 of them at random, and counted the number of trees in each cell. The means to variance ratio of the counts of trees per cell was much less than 1. What does this tell us about the spatial distribution of the trees?