An ecosystem (or ecological system) is a collection of communities of organisms and the environment in which they live. Ecosystems can vary greatly in size.
Second, respiration also refers to the chemical reactions that take place within cells by which food is “burned” and converted into carbon dioxide and water.
SCIENCE — Health and Fitness. Have You Ever Wondered How much water do you need to survive? How much water should you drink each day? How do camels go so long
What is Groundwater? Groundwater is the water found underground in the cracks and spaces in soil, sand and rock. It is stored in and moves slowly through geologic
How do chiggers bite humans? Melissa Conrad Stöppler, MD, is a U.S. board-certified Anatomic Pathologist with subspecialty training in the fields of Experimental
Water is full of life. E.coli is a life form too, but it can harm humans
Life Cycle. The mosquito goes through four separate and distinct stages of its life cycle: Egg, Larva, Pupa, and Adult. Each of these stages can be easily recognized
Tools are used by s to perform behaviours including the acquisition of food and water, grooming, defense, recreation or construction. Originally thought to be a
Oceans around the world are becoming degraded. Evidence shows that human activities, including intense fishing around the world, are altering ocean ecosystems beyond