2 public questions tagged with this topic.
An expanding population has a broad reproductive age group, leading to increased birth rates.
Ref: NCERT Class 12 Biology Chapter 11: Organisms and Populations Population Attributes - Birth Death Sex Ratio Age Distribution
The keyed exception is “Low natality.” In the context of which of the following is not a feature of an expanding population, that statement differs from the governing ecological pattern and must be evaluated against the mechanism rather than accepted from wording alone. Life-history traits reflect allocation among growth, maintenance, survival, and reproduction. Energy invested in many offspring cannot simultaneously be invested in large offspring, prolonged care, or future breeding, creating measurable trade-offs. The remaining alternatives—“Pyramid shaped age structure”, “High pre-reproducti
Ref: Ecology: Concepts and Applications, Molles, 9th Ed., Ch. 10
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