The logistic population growth is expressed by the equation :

1. dNdt=rNN-KN

2. dtdN=NrK-NK

3. dNdt=rNK-NK

4. dNdt=rN

Subtopic:  Population: Logistic Growth Model |
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The population of an insect species shows an explosive increase in numbers during rainy season followed by its disappearance at the end of the season. What does this show?

1. S-shaped or sigmoid growth of this insect

2. the food plants mature and die at the end of the rainy season

3. Its population growth curve is of J-type

4. The population of its predators increases enormously

Subtopic:  Population: Logistic Growth Model |
To view explanation, please take trial in the course below.
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