Question

choose the correct answer. some populations experience periods in which the population increases and then periods in which the population decreases. the defining factor of this type of population growth is that they increase and decrease in size at fairly regular intervals. what type of population growth is this? cyclical irregular

Explanation:

Cyclical population growth involves regular intervals of increase and decrease. Irregular growth lacks such regularity. The question emphasizes "fairly regular intervals", which aligns with cyclical.

Answer:

Cyclical