Respiration in Plants : Respiration in plants is simpler than the respiration in Terrestrial Organism – use atmospheric oxygen for respirationĪquatic Organisms – use oxygen dissolved in water. Removed from the body through the rectum and anus.Įxchange of Gases between alveolus, blood and tissues. In the large intestine, the remaining nutrients are absorbed and the leftover is Enzymes and various digestion juicesįrom liver,gall bladder and pancreas act on the chunks from the stomach in the small Oesophagus which performs persistatic movement. The food moves to the stomach through the The mouth it is broken down by salivary amylase. HUMAN DIGESTIVE SYSTEM: As shown in the flow chart, digestion begins from th mouth Nutrition in Human Beings : The human digestive system comprises of alimentary (ii) Loses large amount of water during transpiration and helps in upĬhloroplast contains the green pigment chlorophyll which has a pivotal role in Stomata : Tiny pores present on the surface of the leaves. (greenĪbsorption of Sunlight energy by chlorophyll Site of Photosynthesis : Chloroplast in the leaf. Help of CO and H O in the presence of chlorophyll and sunlight is also called Photosynthesis : The process by which green plants make their own food with the They depend on autotrophs for their food supply directly orĪutotrophs : The organisms which can make their own food are called autotrophs
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