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Bio - Organisation

Biology - Organisation

QuestionAnswer
What do organisms need from the environment? food, oxygen and water
What do plants need for photosynthesis? carbon dioxide
What do organisms need to remove? waste substances
What do you use to test for sugars? Benedict's solution
What happens to the Benedict's solution if sugar is present? It turns red-brown
What do you use to test for protein? Biuret solution
What happens to the Biuret solution if proteins are present? It turns pink or purple
What do you use to test for starch? Iodine
What happens to iodine if starch is present? It turns blue/black
What type of cells are 'xylem' and 'phloem'? plant cells
What are 'villi'? small, finger-like structures in the small intestine
What do 'villi' do? help to absorb digested food
What are 'enzymes'? protein molecules in cells
What do 'enzymes' do? speed up chemical reactions in the body
What do the enzymes 'proteases' digest? proteins
What do the enzymes 'nucleases' digest? nucleic acids
Where is the digestive enzyme 'amylase' produced? in the mouth
Created by: samfitter
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