Organisms and Populations - Population Attributes, Growth Models

Grade 12 Biology — Organisms and Populations - Population Attributes, Growth Models: 25 practice questions with instant scoring and explanations.

1. What is a population in ecology?
2. What is population density?
3. What is population growth rate?
4. What is the formula for exponential growth?
5. What is exponential growth in a population?
6. What conditions favor exponential growth?
7. What is logistic growth in a population?
8. What is carrying capacity (K)?
9. What is the formula for logistic growth?
10. What is natality in a population?
11. What is mortality in a population?
12. What is immigration in population ecology?
13. What is emigration in population ecology?
14. What is age structure of a population?
15. What is a population pyramid?
16. What does an expanding pyramid shape indicate about a population?
17. What is the intrinsic rate of increase (r) in a population?
18. What is density-dependent factor in population regulation?
19. Which is an example of a density-dependent limiting factor?
20. What is a density-independent factor in population regulation?
21. Which is an example of a density-independent limiting factor?
22. What is r-selection and K-selection in populations?
23. What characteristics do r-selected species typically have?
24. What characteristics do K-selected species typically have?
25. What does the equation Nt = N0 + (B - D + I - E)t represent?