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TLS Online TPP Program

#Question id: 10823

Which of the following statements about symbiotic relationships is true?
#10. Ecological Principles
  1. In a parasitic relationship, both organisms are harmed
  2. Symbiotic organisms have usually undergone little or no coevolution
  3. A relationship that appears to be commensalistic may in fact be mutualistic or parasitic
  4. The most efficient type of parasite is one that kills its host
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TLS Online TPP Program

#Question id: 4976

#11. Evolution and Behavior

Which of these is the most likely explanation for the existence of dicynodont fossils on modern-day Antarctica?
TLS Online TPP Program

#Question id: 4977

#11. Evolution and Behavior

There are at least a dozen known species in the extinct genus Lystrosaurus. If each species was suited to a quite different environment, then this relatively large number of species is likely due to
TLS Online TPP Program

#Question id: 4978

#11. Evolution and Behavior

The dicynodonts survived the mass extinction that was most closely correlated in time, if not in cause, with
TLS Online TPP Program

#Question id: 5012

#11. Evolution and Behavior

A

Silurian

I

Seed plants appear

B

Devonian

II

Gymnosperms dominant

C

Carboniferous

III

Invasion of land by primitive land plants

D

Jurassic

IV

first reptiles
TLS Online TPP Program

#Question id: 5014

#11. Evolution and Behavior

 Following geological time period and major evolutionary event?

I. Devonian                            A. Gymnosperms dominant

II. Jurassic                               B. Amphibians diversify; first reptiles

III. Carboniferous                  C. Mammals appear

IV. Triassic                           D. Seed plants appear
TLS Online TPP Program

#Question id: 5015

#11. Evolution and Behavior

 During which of the following largest mass extinction recorded in the history of life on Earth.