What is the lithosphere? The lithosphere is made up of the Earth’s solid outer layer and it consists of the brittle upper portion of the mantle of the Earth and the crust, which is the Earth’s outermost layer. It is covered above by the atmosphere and below by the asthenosphere (another part …
What is the biosphere? The biosphere is the global entirety of all ecosystems in ecology, which includes all life forms and their interactions with the elements of the atmosphere, hydrosphere, and lithosphere. Simply put, the biosphere is the area of the Earth’s surface where land, air, and water connect to sustain life. …
What Is Marxism? Marxism meaning Marxism is an economic, social, and political concept named after Karl Marx, which critically examines the impact of capitalism on labor, productivity, and economic development. The Marxist theory advocates for a worker revolution to overturn capitalism to favor communism. It also argues that class struggles and conflicts …
What is an Angiosperm? An angiosperm is a flowering plant that produces seeds enclosed in a carpel. They are called flowering plants and are the largest as well as the most diverse group in the kingdom Plantae. These plants represent approximately 80% of all the known extant green plants. The angiosperms comprise …
What is facilitated diffusion? Facilitated diffusion in a cell is a type of passive transport like osmosis. In this type of transport, molecules move from a high concentration region to a low concentration region with the help of a membrane protein. It is also a type of diffusion where there is a …
What is mimicry in plants? Mimicry can be defined as a behavioral adaptation whereby a living organism evolves to resemble or look like another organism or object; they usually do this to help them live longer and survive predation. This is an effective adaptation in animals as well as in plants. Mimicry …
What is Mimicry? There is a behavioral adaptation known as mimicry in animals. On planet earth, there are many different species. Some are herbivores and feed on plants while some are carnivores and consume other animals. Animals that are preyed on by other animals try to avoid being eaten. Some of them …
What is a biogeochemical cycle? A biogeochemical cycle is a pathway in ecology and Earth science by which a chemical substance is turned over or moves through the biosphere and Earth’s lithosphere, atmosphere, and hydrosphere. A biogeochemical cycle involves the exchanges of chemical elements between different parts of the Earth, such as …