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TLS Online TPP Program

#Question id: 4623

 Which of the events described below agrees with the idea of catastrophism?

#Section 2: Evolution

  1. The gradual uplift of the Himalayas by the collision of the Australian crustal plate with the Eurasian crustal plate

  2. The formation of the Grand Canyon by the Colorado River over millions of years

  3. The gradual deposition of sediments many kilometers thick on the floors of seas and oceans

  4. The sudden demise of the dinosaurs, and various other groups, by the impact of a large extraterrestrial body with Earth

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TLS Online TPP Program

#Question id: 3324

#Section 2: Evolution

If only 20 males and 20 female grizzlies exist today, but only 10 of the males and 6 female breed, what are effective population size?
TLS Online TPP Program

#Question id: 11770

#Section 1: Ecology

Natural selection in an animal population results in narrowing of the range of phenotypic variation but no change in the average phenotype. What kind of selection is this population experiencing?
TLS Online TPP Program

#Question id: 16881

#Section 3: Mathematics and Quantitative Ecology

Null and alternative hypotheses are statements about:
TLS Online TPP Program

#Question id: 10669

#Section 2: Evolution

The three graphs (A, B, C) show population growth (N) patterns in relation to N or time (t)


Which of the following above graph showing exponential growth?
TLS Online TPP Program

#Question id: 3486

#Section 4: Behavioural Ecology

Which of the following might affect the foraging behavior of an animal in the context of optimal foraging?

A) risk of predation

B) prey size

C) prey defenses