Plants in the tundra ecosystem usually have short growing seasons. What is the main reason for this? A. There is too much sunlight. B. The soil is too rich. C. The climate is very cold. D. There are too many animals. 相关知识点: ...
What are some animal adaptations for living in the tundra? What is the food chain in the tundra? What are primary consumers in the tundra biome? What are the dominant animals in desert biomes? Which species is the keystone in the Arctic ecosystem? What are the dominant animals in a tempera...
In an Arctic tundra ecosystem, lichens are an important part. What kind of role do lichens play in this ecosystem? A. They are only secondary consumers B. They are both producers and decomposers C. They are only tertiary consumers D. They are only decomposers 相关知识点: ...
The structure of anecosystemis essentially a description of an environment’s organisms and physical features. This includes the amount and distribution of energy in the environment. Moreover, the structure of ecosystem provides information on various climatic conditions prevailing in the environment. It...
An ecosystem, a term very often used in biology, is a community of plants and animals interacting with each other in a given area, and also with their non-living environments. The non-living environments include weather, earth, sun, soil, climate and atm
What is a polar bear's habitat? How does the Arctic fox adapt to the tundra biome? What types of animals live in arctic habitat? What is a beaver's habitat? What trees grow in the tundra? What is a bison's habitat? What is in a forest habitat?
The Tundra The tundra lies at extreme latitudes where trees grow little or not at all. Cold winter creates a layer of permafrost under the soil. The growing season is short, producing little except moss, lichens and some grasses and annuals which support Caribou and insects. Birds raise thei...
There are numerous natural tundra threats. Our rapidly changing climate is having noticeable effects on the tundra, like less sea ice, increased chance of wildfires, invasive species and melting permafrost. Melting permafrost releases methane and carbon
Abiotic factors are non-biological parts of a living ecosystem that affect its ability to survive. Common types of abiotic factors...
Explain what the term "non-native species" means and why it is such a problem in an ecosystem. Discuss two areas where the introduction of a non-native organism has created problems for the ecosystem. What was the organism, ...