Test your basic knowledge |

Biology: Essential Nutrients

Subjects : science, biology
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. _____________ contain up to 1000 glucose molecules linked together.






2. Macronutrients consists of ______________ - proteins - and lipids.






3. The chemical reaction for glycerol and fatty acids combining together to form triglyceride is also called _______________ _____________.






4. ________________ usually have a molecular formula ratio of C:H:O in 1:2:1.






5. Some examples of Monosaccharides are _________ - Galactose - Fructose.






6. _______________ can be found in potatoes - bread - corn - rice - fruit - etc -.






7. Micronutrients consists of Vitamins and Minerals - and _________ ______.






8. The 200 000 chemical reactions that takes place in the cells of your body is called _____________.






9. The three types of Polysaccharides are starch - glycogen - and _____________.






10. __________ = glucose + glucose.






11. ________ are very stable insoluble molecules. Used for waterproofing/ protection. Ex. Candles etc -.






12. Proteins are composed of ______ ______.






13. Macronutrients consists of carbohydrates - __________ - and lipids.






14. ___________: to lose a water molecule.






15. ___________ are important for long-term storage of energy.






16. ___________ have different properties. Ex - fructose is sweeter.






17. All lipids are made of two structural units: ___________ - and _______ ______.






18. ________ are very stable insoluble molecules. Used for waterproofing/ protection. Ex. Candles etc -.






19. _____________ contain many branches that make up 24-36 glucose molecules.






20. Proteins are made when many many amino acids combine together through _____________ _____________.






21. ______ are energy storage compounds.






22. _____________ _____________ _____________- the are groups interact to change coil structure.






23. Synthesis of more complex substances from simpler ones.






24. Proteins help _____________ important substances to different areas of the body.






25. ________________ usually have a molecular formula ratio of C:H:O in 1:2:1.






26. _____________ is where animals store carbohydrates.






27. _______________ are made of all sugar molecules.






28. _______________ consists of carbohydrates - proteins - and lipids.






29. Carbohydrates are structural material for ______ ______.






30. ______ of fat = 3870 kJ of energy.






31. ________ are used to maintain a body temperature.






32. _______________ ______________: double bonds exist between carbons - they are unstable and easy to break down. plant sources






33. The three types of Polysaccharides are starch - glycogen - and _____________.






34. The two types of starches are ___________ - and ______________.






35. Proteins __________ ligaments - tendons - and skin.






36. _______ are non-polar molecules.






37. Micronutrients consists of __________ _____ _________ - and Nucleic Acids.






38. _____________ _____________ _____________- coils of amino acids.






39. _____________ are made of one glycerol and three fatty acid chains.






40. Lipids are used to make _____________.






41. Nucleic acids are composed of sugar - phosphate - and _____________ bases.






42. _______________ is the primary energy source for cells.






43. Proteins create _____________ that affect growth and serve as messengers.






44. Proteins __________ ligaments - tendons - and skin.






45. The three types of Polysaccharides are _____________ - glycogen - and cellulose.






46. Nucleic acids are composed of _______ - ____________ - and _____________ bases.






47. _____________ is when a protein changes shape permanently.






48. Proteins are made when many many amino acids combine together through _____________ _____________.






49. __________ = glucose + fructose.






50. The bond formed between two amino acids are called a __________ ______.