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TLS Online TPP Program

#Question id: 11379

Which of the following is NOT a prediction arising out of Wilson-MacArthur's -Theory of Island Biogeography?

#Unit 10. Ecological Principles
  1. The number of species on an island should increase with its size/area.
  2. The number of species should decrease with increasing distance of the island from the source pool.
  3. Composition of species should be same over time
  4. Species richness on an island should be related to its average distance to the neighbouring islands
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TLS Online TPP Program

#Question id: 24520

#Unit 11. Evolution and Behavior

which of the following characteristics that are involved to enhances the survival and reproduction of organisms that bear it ?
TLS Online TPP Program

#Question id: 29082

#Unit 10. Ecological Principles

There are some major anthropogenic atmospheric gases causing the greenhouse effect, which of the following gas has the most powerful greenhouse effect?
TLS Online TPP Program

#Question id: 11757

#Unit 7. System Physiology – Animal

Which of the following tends to decrease potassium secretion by the cortical collecting tubule?
TLS Online TPP Program

#Question id: 10236

#Unit 10. Ecological Principles

Following figure represent fundamental and realized nich of species P and Q in gradient of temperature along sea shore. which of the following statement are correct? 


A) Fundamental niche of species P is greater than its realized nich

 B) Fundamental niche of species Q is greater than its realized nich

 C) Species Q is strong competitor than species P

 D) There is no effect on spaced occupied by Q in the presence or absence of species P
TLS Online TPP Program

#Question id: 8718

#Unit 9. Diversity of Life Forms

Which of the following would, if it had acted upon a gene, prevent this gene from acting as a reliable molecular clock?