AP Biology Unit 8: Ecology Exam Study Guide with Complete Solutions

AP Biology Unit 8: Ecology Exam Study Guide with Complete Solutions climate - Answer️️ -The long-term prevailing weather conditions at a given place. abiotic - Answer️️ -Nonliving; referring to the physical and chemical properties of an environment. biotic - Answer️️ -Pertaining to the living factors—the organisms—in an environment. biomes - Answer️️ -Any of the world's major ecosystem types, often classified by temperature and precipitation disturbance - Answer️️ -A natural or human-caused event that changes a biological community and usually removes organisms from it. Disturbances, such as fires and storms, play a pivotal role in structuring many communities. thermocline - Answer️️ -A narrow stratum of abrupt temperature change in the ocean and in many temperate-zone lakes. dispersal - Answer️️ -The movement of individuals or gametes away from their parent location. This movement sometimes expands the geographic range of a population or species. tropical forest - Answer️️ -A terrestrial biome characterized by relatively high precipitation and temperatures year-round. ©SOPHIABENNETT EXAM SOLUTIONS_2024/2025 Tuesday, September 3, 2024 10:30 AM Page | 2 savanna - Answer️️ -A tropical grassland biome with scattered individual trees and large herbivores and maintained by occasional fires and drought. desert - Answer️️ -A terrestrial biome characterized by very low precipitation. chaparral - Answer️️ -A biome characterized by mild, rainy winters and long, hot, dry summers; dominated by dense, spiny evergreen shrubs temperate grassland - Answer️️ -A terrestrial biome that exists at midlatitude regions and is dominated by grasses and forbs. temperate broadleaf forest - Answer️️ -A biome located throughout midlatitude regions where there is sufficient moisture to support the growth of large, broadleaf deciduous trees. northern coniferous forest - Answer️️ -A terrestrial biome characterized by long, cold winters and dominated by cone-bearing trees. tundra - Answer️️ -A terrestrial biome at the extreme limits of plant growth. At the northernmost limits, it is called arctic tundra, and at high altitudes, where plant forms are limited to low shrubby or matlike vegetation, it is called alpine tundra. density - Answer️️ -The number of individuals per unit area or volume. survivorship curves - Answer️️ -A plot of the number of members of a cohor