(a). How will you measure population density of fish in a lake? (b).

1.	(a). How will you measure population density of fish in a lake? (b). In a pond there are 100 frogs. 20 more were born in a year. Calculate the birth rate of this population.
Answer» (a). Number of fish caught per trap (b). Birth rate = \(\frac{20}{100}\) = 0.2 frogs per year

(a). How will you measure population density of fish in a lake? (b). In a pond there are 100 frogs. 20 more were born in a year. Calculate the birth rate of this population.

Answer»

(a). Number of fish caught per trap

(b). Birth rate = \(\frac{20}{100}\) = 0.2 frogs per year

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(a). How will you measure population density of fish in a lake? (b). In a pond there are 100 frogs. 20 more were born in a year. Calculate the birth rate of this population.

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