Flashcards
Nutrition - Terms and One-Word Answers
Cards in this deck (9)
- 1METABOLISMSum total of all chemical reactions/biological processes in a living organism
- 2ANABOLISMMetabolic synthesis of complex molecules from simple ones.
Simple molecules ---------> Complex
E.g. - Photosynthesis - 3CATABOLISMMetabolic breakdown of complex molecules into simpler ones
Releases energy
Complex molecules -------> Simple
E.g. Respiration - 4NUTRITIONProcess of intake and utilisation of nutrients by an organism
- 5NUTRIENTsubstance an organism derives from surroundings and uses as source of energy for biosynthesis of body constituents
- 6Life on Earth is mostly dependent on _______-based food sources.CARBON
- 7AUTOTROPHSOrganisms which use energy from sun or oxidation of inorganic substrates to make organic molecules from inorganic ones.
E.g. green plants and bacteria
They are of two types: Photoautotrophs and Chemoautotrophs. - 8PHOTOAUTOTROPHSAutotrophs which light energy to make food
Use photosynthesis - 9CHEMOAUTOTROPHSUse inorganic energy sources (hydrogen, ammonia, hydrogen sulphide, elemental sulphur) to make food
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- Grade 10 Science Flashcards on Nutrition - Terms and One-Word Answers, created by HermioneGrangerSep19 on 20/05/2015.
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- HermioneGrangerSep19
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