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Q 2684891757.     (a) List the different attributes that a population has and not an individual organism.
(b) What is population density? Explain any three different ways the population density
can be measured, with the help of an example each.
“It is often said that the pyramid of energy is always upright. On the other hand, the
pyramid of biomass can be both upright and inverted.”
Explain with the help if examples and sketches.
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)