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 1000-6000 glucose molecules linked together.






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






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






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






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






6. 100 g of carbs = __________ of energy.






7. ______ of carbs = 1680 kJ of energy.






8. __________________ are formed by MANY monosaccharides linked together.






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






10. Lipids are used to make _____________.






11. ______ are energy storage compounds.






12. 100 g of fat = __________ of energy.






13. __________________ are formed by MANY monosaccharides linked together.






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






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






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






17. Lipids are used to make _____________.






18. Lipids are ____ ______________ in cell membranes.






19. Lipids __________ - and ____________ organs.






20. ____________ creates cholesterol - estrogen and pheromones.






21. _______________ is the primary energy source for cells.






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






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






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






25. __________ = glucose + glucose.






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






27. _______________ is the primary energy source for cells.






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






29. ______ are energy storage compounds.






30. Synthesis of more complex substances from simpler ones.






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






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






33. ___________: combining two things together to make something new.






34. There are _____ types of protein structure.






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






36. _____________ are plant polysaccharides - stores energy for plants.






37. Proteins help form antibodies for _____________.






38. _______ are non-polar molecules.






39. _____________ _____________ _____________- coils of amino acids.






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






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






42. ____________: more than one sugar molecule.






43. Carbohydrates are structural material for ______ ______.






44. _____________ is where animals store carbohydrates.






45. There are ______ kinds of lipids.






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






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






48. Proteins are composed of ______ ______.






49. All _____________ have different proteins (amino acids)






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