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






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






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






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






5. Disaccharides are made of _____ __________________ combined together.






6. _____________ is when a protein changes shape permanently.






7. _______________ is the primary energy source for cells.






8. _____________ molecules are not negatively or positively charged.






9. ________ are used to maintain a body temperature.






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






11. __________ = glucose + fructose.






12. All _____________ have different proteins (amino acids)






13. __________ are the structural components of the cell.






14. Lipids are used to make _____________.






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






16. _____________ are found in plant cell walls.






17. _____________ contain up to 1000-6000 glucose molecules linked together.






18. _____________ is where animals store carbohydrates.






19. _______________ are fast sources of energy.






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






21. ________ are used to maintain a body temperature.






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






23. __________ _____ ___________ help in chemical reactions.






24. _____________ ________ _____ are the eight amino acids our body cannot make.






25. There are ________ types of carbohydrates.






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






27. Proteins are composed of ______ ______.






28. _____________ _____________ _____________- coils of amino acids.






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






30. _______________ are made of all sugar molecules.






31. Some examples of Monosaccharides are Glucose - ___________ - Fructose.






32. Nucleic acids are composed of _______ - phosphate - and nitrogenous bases.






33. Some examples of Monosaccharides are Glucose - ___________ - Fructose.






34. _____________ is when a protein changes shape permanently.






35. Carbohydrates are structural material for ______ ______.






36. There are _____ types of protein structure.






37. _____________ is when a protein changes shape temporarily.






38. __________ = glucose + glucose.






39. _______ are non-polar molecules.






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






41. Monosaccharides are also called ________ __________.






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






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






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






45. Carbohydrates are structural material for ______ ______.






46. __________ = glucose + glucose.






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






48. ____________: more than one sugar molecule.






49. The opposite of dehydration synthesis is _____________.






50. ____________ creates cholesterol - estrogen and pheromones.