They take all the necessary nutrients (protein, starch, vitamins etc.) and then excrete the waste (feaces).
They produce oxygen as a waste productt. anyone with brains would know thatt.
because they need energy and the food water and ability to get rid of waste is a natural cycle to produce energy
water,gas,food,and waste disposposol
you get water, food, gases, and waste disposal by drinking water breathing carbon dioxide eating foods
All organisms that can not produce their own food, are called heterotrophs.
When cells burn food for energy, they produce carbon dioxide and water as waste products. These waste products are then eliminated from the body through the respiratory system by exhaling carbon dioxide and through urination and sweat for water.
Green plants can produce food from sunlight, water and CO2. That food feeds other organisms.
Autotrophs
The waste from marine animals is returned to the water in which they live. It forms part of the food chain as it is ingested by the micro-organisms that in turn become food for larger marine life.
The Vacuole stores food water and waste.
Vacules store water, food and waste products.
It is called a producer, an organisum that makes its own food.