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. ______________ _______________ : single bonds exist between carbons - they are stable and hard to break down so they will remain in our body longer. animal sources






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






3. ______________ are made of two monosaccharides combined together.






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






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






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






7. 100 g of fat = __________ of energy.






8. Lipids are _____________ (does not dissolve in water).






9. Proteins are composed of ______ ______.






10. _____________ are made of building blocks called amino acids. Found in meat - eggs - fish - nuts - beans - dairy.






11. Disaccharides are made of _____ __________________ combined together.






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






13. The opposite of dehydration synthesis is _____________.






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






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






16. _____________ store energy in the form of fat.






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






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






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






20. ________ includes all fats and oils.






21. All _____________ have different proteins (amino acids)






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






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






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






25. __________ are the structural components of the cell.






26. There are __________ different kinds of Amino acids. __________ can be made in our bodies - while ________ is acquired through eating food.






27. Proteins are composed of ______ ______.






28. _____________ molecules are not negatively or positively charged.






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






30. There are _____ types of protein structure.






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






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






33. When two monosaccharides combine together - the chemical reaction is call _____________ _____________.






34. ______ of fat = 3870 kJ of energy.






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






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






37. _____________ _____________ _____________- coils of amino acids.






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






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






40. ______________ are made of two monosaccharides combined together.






41. _________________ are made of a single sugar unit.






42. _____________ _____________ _____________- coils of amino acids.






43. __________ = glucose + fructose.






44. Synthesis of more complex substances from simpler ones.






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






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






47. _____________ is when a protein changes shape permanently.






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






49. _____________ are made of building blocks called amino acids. Found in meat - eggs - fish - nuts - beans - dairy.






50. Carbohydrates are made of all ________ ____________.