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






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






3. ________ are used to maintain a body temperature.






4. 100 g of fat = __________ of energy.






5. The opposite of dehydration synthesis is _____________.






6. ___________: to lose a water molecule.






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






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






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






10. _____________ is when a protein changes shape permanently.






11. Carbohydrates are structural material for ______ ______.






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






13. Disaccharides are made of _____ __________________ combined together.






14. Vitamins and Minerals are often found in __________ _________.






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






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






17. Vitamins and Minerals are often found in __________ _________.






18. Macronutrients consists of carbohydrates - proteins - and _______.






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






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






21. ________ includes all fats and oils.






22. Lipids are used to make _____________.






23. ______ are energy storage compounds.






24. 100 g of carbs = __________ of energy.






25. Starches are _______ polysaccharides - stores energy for _______.






26. ______ of carbs = 1680 kJ of energy.






27. _____________ _____________ _____________- coils of amino acids.






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






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






30. ______________ are acquired from plants. (Photosynthesis -> glucose)






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






32. ______ are energy storage compounds.






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






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






35. Triglycerides can be _____________ - or _______________.






36. Monosaccharides are also called ________ __________.






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






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






39. Phospholipds have a _____________ head - and a _______________ tail.






40. The three types of Polysaccharides are _____________ - _____________ - and _____________.






41. 100 g of fat = __________ of energy.






42. ______________ are acquired from plants. (Photosynthesis -> glucose)






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






44. _______________ is the primary energy source for cells.






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






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






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






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






49. Macronutrients consists of carbohydrates - proteins - and _______.






50. There are _____ types of protein structure.