4.2 – Carbohydrates - Questions 4.1 What is metabolism? Student: __________________________________________ _________________________________________________________________________________ _________________________________________________________________________________ _________________________________________________________________________________ 4.2 Why do organisms die if they do not have enough water? _________________________________________________________________________________ _________________________________________________________________________________ _________________________________________________________________________________ 4.3 Which three elements are contained in all carbohydrates? _________________________________________________________________________________ _________________________________________________________________________________ _________________________________________________________________________________ 4.4 The molecular formula for glucose is C6H1206. What does this tell you about a glucose molecule? _________________________________________________________________________________ _________________________________________________________________________________ _________________________________________________________________________________ 4.5 To which group of carbohydrates does each of these substances belong: a glucose, b starch and c glycogen? _____________________________ 4.6 ________________________ _______________________ In what form: a. do most organisms use carbohydrates in respiration? ________________________________________________________________________________ b. do animals transport carbohydrates in their blood? ________________________________________________________________________________ c. do animals store carbohydrates in their cells? ________________________________________________________________________________ d. do plants transport carbohydrates round their bodies? ________________________________________________________________________________ e. do plants store carbohydrates in their cells? ________________________________________________________________________________