Teaching MPPSC Assistant Professor Mock Test Series 2025 Life Sciences Ecological Principles Applied Ecology
Which of the following statements best describes the observed survivorship curve for the song sparrow (Melospiza melodia) species?
1
The survivorship curve for the song sparrow is a typical Type I curve, showing high survival throughout most of its life followed by a steep decline in old age.
2
The survivorship curve for the song sparrow begins with high juvenile mortality, typical of a Type III pattern, and then transitions to a linear decline, reflecting a Type II pattern as the birds age.
3
The song sparrow displays a typical Type II survivorship curve throughout its life, indicating a constant mortality rate regardless of age.
4
The survivorship curve for the song sparrow is a typical Type III curve throughout its lifespan, with high mortality rates concentrated in the early stages of life.