Review the Formula for Effective Population Size

question 3

Multiple Choice

Review the formula for effective population size. Imagine a population of 1,000 small rodents. Of these, 300 are breeding females, 300 are breeding males, and 400 are nonbreeding juveniles. What is the effective population size?

• A) 1,000
• B) 1,200
• C) 600
• D) 400
• E) 300

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Definitions:

Ideal Pesticide

A theoretical pesticide that eliminates or controls pests without causing harm to humans, non-target species, or the environment.

Target Organism

A specific species or group of species that a particular pesticide or herbicide is intended to affect or control.

Pheromones

Chemical signals released by an organism that influence the behavior or physiological response of other individuals of the same species.

Genetic Resistance

The ability of an organism to withstand or evade harmful environmental factors, pathogens, or pests through genetic traits.