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. Macronutrients consists of ______________ - proteins - and lipids.






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






3. The three types of Polysaccharides are starch - _____________ - and cellulose.






4. Proteins help keep our cells and muscles in _________.






5. ________________ consists of Vitamins and Minerals - and Nucleic Acids.






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






7. Macronutrients consists of _______________ - _________ - and _______.






8. ____________ _______ are genetic material that directs cell activity.






9. Lipids __________ - and ____________ organs.






10. There are ________ types of carbohydrates.






11. _____________ contain up to 1000 glucose molecules linked together.






12. _______ are non-polar molecules.






13. Amino acids are made of ________ _____ - _____________ - ___________ _______ - and _____________.






14. ____________ _______ are genetic material that directs cell activity.






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






16. Nucleic acids are composed of sugar ____________ - and nitrogenous bases.






17. 100 g of carbs = __________ of energy.






18. Proteins __________ ligaments - tendons - and skin.






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






20. _____________ is when a protein changes shape temporarily.






21. Every living thing requires a constant supply of __________ ___ ____________.






22. _______________ are made of glycerol and two fatty acids and a phosphate group.






23. Proteins create ___________ that bring reactants together faster or slower.






24. Phospholipids forms a _________ _____________ _____________ _____________ that is essential for structure and function.






25. Every living thing requires a constant supply of __________ ___ ____________.






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






27. _____________ store energy in the form of fat.






28. The four kinds of lipids are _______________ - _______________ - ________ - and ___________.






29. Some examples of Monosaccharides are _________ - ___________ - __________.






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






31. __________ _____ ___________ help in chemical reactions.






32. Phospholipids forms a _________ _____________ _____________ _____________ that is essential for structure and function.






33. __________ = glucose + fructose.






34. _______________ can have one single sugar molecule or can be polymers.






35. __________________________ can be changed when exposed to excess heat - radiation - or change in pH.






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






37. ________ includes all fats and oils.






38. Breakdown of more complex substances into simpler ones with release of energy.






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






40. ______ are the structural components of cell membranes.






41. Proteins help form antibodies for _____________.






42. Phospholipids have a _______ head - and a _____________ tail.






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






44. _____________ _____________ _____________- a single chain of sequenced amino acids.






45. _____________ is when a protein changes shape temporarily.






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






47. Some examples of Monosaccharides are _________ - ___________ - __________.






48. _____________ _____________ _____________- Two or more different tertiary structures interact forming large structure for a single protein.






49. _____________ look like amylopectin but only have 16-24 glucose on each branch.






50. ______ of carbs = 1680 kJ of energy.