Introduction The definition of agriculture is frequently misunderstood to mean just the production of crops for food and fiber. Agriculture, however, extends beyond just growing plants, it includes the breeding of livestock for their beneficial products. Since the beginning of time, humans have been raising animals for their own needs. Since humans first domesticated animals […]
Introduction A population is a collection of people belonging to the same species who coexist in one location. These people are susceptible to the same environmental factors and need the same resources to survive and develop. When analyzing the population, we categorize the population based on its size and location. A population is never constant […]
Introduction Any living organism’s fundamental structural and functional unit is its cell. In any living organism, cells serve a variety of important tasks in terms of growth, development, and daily activities. They perform these activities through chemical processes that take place inside specialized structures called cell organelles. Eukaryotic cells without a cell wall are referred […]
Introduction The essential building blocks of living things are cells. There are billions of cells that make up the human body. A group of specialized cells which perform one or more similar functions are referred to as a tissue. They combine to produce several organs, such as the skin, kidney, lungs, liver, and heart. An […]
Introduction Algae are photosynthetic eukaryotes with one or more cells that live in watery environments. They serve as the foundation of aquatic food chains that supply nutrients to a variety of aquatic herbivores. An algal bloom occurs when the population of algae suddenly increases, usually as a result of changed environmental conditions. A bloom of […]
Introduction Drugs, often known as medicines, are composed of chemical or natural compounds used to identify, treat, and prevent diseases or their symptoms. These medicines, when taken in limited amounts, are beneficial, but can be dangerous if not taken as prescribed. Drugs are known to alter a person’s mental state and physical well-being. As a […]
Introduction The thin layer of air or gases that surrounds the earth is known as the atmosphere. The earth’s life depends on air, which is a fundamental component of nature. One of the most important worldwide issues is the contamination of the air. The air we breathe is contaminated with dangerous chemicals, biological agents, or […]
Introduction When people think of algae, they typically picture slimy, green films that grow in still waterways (freshwater and marine). Depending on the species, an Alga may range in size from microscopic to macroscopic and up to a few feet long. Algae are the primary source of atmospheric oxygen that supports many life forms on […]
Introduction The digestive system is made up of organs that digest food, assimilate its nutrients, and eliminate any leftover waste. The gastrointestinal (GI) tract, which connects the mouth to the anus, is essentially a long, continuous tube. For a variety of harmful bacteria, the alimentary canal serves as an immunological barrier. Gut-associated lymphoid tissue (GALT) […]