The tiger census in our national parks and tiger reserves is often based on:

  • A
    Pug marks
  • B
    Fecal pellets
  • C
    Biomass
  • D
    $A$ and $B$ both

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Which of the following types of age pyramids reflects a stable population growth?

The age pyramid with a broad base indicates:

The attributes of birth rate and death rate are not applicable to which of the following?

Population is the total number of

Density of population increases when . . . . . . .

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