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. Carbohydrates are made of all ________ ____________.






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






3. _______________ are made of all sugar molecules.






4. _____________ are found in plant cell walls.






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






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






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






8. _____________ is when a protein changes shape temporarily.






9. ____________ creates cholesterol - estrogen and pheromones.






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






11. _____________ is where animals store carbohydrates.






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






13. Proteins help form antibodies for _____________.






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






15. Some examples of Monosaccharides are _________ - Galactose - Fructose.






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






17. ______ of carbs = 1680 kJ of energy.






18. All _____________ have different proteins (amino acids)






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






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






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






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






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






24. There are ________ types of carbohydrates.






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






26. ______ of fat = 3870 kJ of energy.






27. _______________ are fast sources of energy.






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






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






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






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






32. ______ are the structural components of cell membranes.






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






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






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






36. ______________ are made of two monosaccharides combined together.






37. Proteins __________ ligaments - tendons - and skin.






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






39. ________ are used to maintain a body temperature.






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






41. 100 g of fat = __________ of energy.






42. _______________ are fast sources of energy.






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






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






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






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






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






48. 100 g of fat = __________ of energy.






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






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