The layer of soil in polar tundra that is always frozen is called permafrost. Permafrost is mostly located in places of high latitude.
Answer:
Yes. Green algae were considered to be the first ancestral organism to be considered part of the Plantae Kingdom. However, the first land plants appeared around 470 million years ago. These plants were a sort of moss like organism.
Sun helps maintain <span>Homeostasis</span>
Answer:
Explanation:
Biogeochemical cycles represent the main system by which the energy of the Sun is transformed into energy of the chemical compounds by living beings and products of their activity. :)