All living organisms contain carbon. Most of the molecules in our body are based on carbon atoms. Most of the food we eat like carbohydrate contain carbon. Whenever carbon (or a substance containing carbon like coal, wood or wax) is … Continue reading →
Main organs Reproduction Food and digestion Blood circulation Breathing and the lungs The Skeleton and movement Keeping healthy Study Guide to the Systems of the Body This is an external link to a large number of resources about the Human … Continue reading →
The purpose of the lungs is two-fold: to transfer oxygen to the blood and to remove carbon dioxide from the blood. The tiny air sacs give the lungs a large surface area which makes this transfer of gases more efficient. … Continue reading →
1. Photosynthesis and Respiration Photosynthesis is the name of the process by which the plant manufactures sugars. Word Equation: Carbon dioxide + water + energy from the sun ——-> sugar + oxygen Respiration is a chemical reaction that provides all … Continue reading →
We can place all things into three groups: Alive (living) eg Cow, Grass, mouse, fly Used to Be alive eg wood, fossil, paper Non-living eg stone, glass, metal Living things are able to do several things a non-living thing may … Continue reading →
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