"Weeds" typically refer to plants that are considered undesirable or invasive in a particular environment, often competing with cultivated plants for

The water cycle, also known as the hydrological cycle, describes the continuous movement of water on, above, and below the surface of the Earth. It is

Autotrophs are organisms that can produce their own food using inorganic materials, such as carbon dioxide and water, along with energy from sunlight

Algae are a diverse group of aquatic organisms that can range from microscopic single-celled forms to large seaweeds. They play crucial roles in ecosy

A food chain is a simplified model that shows the flow of energy and nutrients from one organism to another in an ecosystem. It illustrates the trans

Bacteria are microscopic, single-celled organisms that are found virtually everywhere on Earth. They are incredibly diverse and have adapted to thrive

Biodiversity refers to the amazing variety of life on Earth at all its levels, from genes to ecosystems. It encompasses all living things, from single

Bacteria are single-celled, microscopic organisms that are found almost everywhere on Earth. They are a diverse group of microorganisms with a wide ra

Saprotrophic nutrition is a way of getting nutrients by decomposing dead organic matter. Organisms that use saprotrophic nutrition are called saprotro