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TLS Online TPP Program

#Question id: 11170

Which of the following examples is not a behavioural defense against predators?

#Section 2: Evolution
  1. A green grasshopper that remains motionless in tall grass.
  2. The alarm call of belding’s ground squirrels when a hawk flies overhead
  3. The "diving" reaction of a moth in flight when it detects a bat
  4. All of these are examples of behavioural defenses
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TLS Online TPP Program

#Question id: 12375

#Section 1: Ecology

When lichens grow on bare rock, they may eventually accumulate enough organic material around them to supply the foothold for later rooted vegetation. These early pioneering lichens can be said to do what to the later arrivals?
TLS Online TPP Program

#Question id: 8843

#Section 2: Evolution

The lowest level of biological organization that can perform all the activities required for life is the
TLS Online TPP Program

#Question id: 4630

#Section 2: Evolution

Which pair would have been likely to agree that strata such as those depicted here were deposited gradually over long periods of time by subtle mechanisms that are still at work?
TLS Online TPP Program

#Question id: 8841

#Section 2: Evolution

Adaptive radiations can be a direct consequence of four of the following five factors. Select the exception.
TLS Online TPP Program

#Question id: 10657

#Section 2: Evolution

Assuming these age-structure diagrams describe human populations, in which population is unemployment likely to be a societal issue in the future?