Bio 100 Chapter 20: Ecosystem Ecology Already Passed

Ecosystems in the United States experience seasonality because: {Ans: A) Earth is tilted with respect to the orbit around the sun.}Which of the following best describes a biome? {Ans: A) large terrestrial regions with similar climate and similar types of plant life}Which of the following is a biotic factor of an ecosystem? {Ans: D) bacteria}Temperate deciduous forest {Ans: A) abundant trees; many woody and herbaceous plants}Net primary production is: {Ans: A) the amount of material a plant accumulates as a result of photosynthesis.}Coral reefs are highly productive and diverse ecosystems because : {Ans: C) they are composed of polyps that live in and are adapted to warm, shallow tropical waters with high nutrient availability.}