An example of a keystone species would be a 相关知识点: 试题来源: 解析 sea otter 1. 题目要求选择合适的单词填空,并注意单词的形式。 2. 句意为:我们可以在海上看到很多___。 3. ship 意为“船”,大海里有船,符合句意, many 后接可数名词复数形式,所以填 ships。反馈...
Are plants a keystone species? What is an example of parasitism in the ocean? Can a plant be a keystone species? What are examples of nematodes? What is an example of mutualism in the tundra? What is an example of mutualism in the ocean?
Give an example of a keystone species. Define the term "keystone species" and explain how it relates to ecology. Describe the role of the American alligator as a keystone species. Which of the following best describes a keystone species? (Select all that apply.) a. A species that has a ...
百度试题 结果1 题目An example of a keystone species would be a 相关知识点: 试题来源: 解析 sea otter 反馈 收藏
Keystone species has greater influence on community characteristics relative to its abundance. Such species play a critical role in maintaining the structure and integrity of an ecological community, affecting many other organisms in an ecosystem and helping to determine the types and number of various...
1Keystone heroesThe gray wolfThe Gray wolf(狼) is a keystone species(物种)in Yellowstone National Park. Until the 19thcentury, hundreds of wolves roamed(闲逛Yellowstone. They caught the elk(麋鹿),thelargest member of the deer(鹿) family. Thegovernment(政府) was afraid the wolves wouldattack ...
Using the examples from the talk, explain why elephants are considered a keystone species. Keystone Species Within a habitat, each species depends on other species, and contributes to the overall stability of that ecosystem. However, some species do more than others by providing essential ...
The keystone species concept: a critical appraisal. Front Biogeogr. 2012; 4: 117-127.Cottee‐Jones H, Whittaker RJ (2012) The key- stone species concept: A critical appraisal. Frontiers of Biogeography 4 (3):117-127.Cottee-Jones HEW, Whittaker RJ (2012) The keystone species concept: a ...
We examined the relationship between a Chihuahuan Desert grassland keystone species (banner tailed kangaroo rat, Dipodomys spectabilis ) and several vegetation and soil indicators of rangeland health in order to define a threshold indicator value for irreversible change in ecosystem structure and function....
keystonespeciesbecauseit:(i)makesburrowsthatare theprimaryhomestoawidevarietyofsmallbirdsand lizards;(ii)createsmicrohabitatdisturbancethatresults inanincreaseinplantspeciesdiversity;(iii)servesas themainpreyformostofthepredatoryanimalsonthe plateau;(iv)contributespositivelytoecosystem-level ...