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. Triglycerides can be _____________ - or _______________.






2. There are ________ types of carbohydrates.






3. The bond formed between two amino acids are called a __________ ______.






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






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






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






7. The three types of Polysaccharides are _____________ - glycogen - and cellulose.






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






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






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






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






12. _____________ molecules are not negatively or positively charged.






13. Disaccharides are made of _____ __________________ combined together.






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






15. Carbohydrates are structural material for ______ ______.






16. __________ are the structural components of the cell.






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






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






19. Proteins __________ ligaments - tendons - and skin.






20. There are ______ kinds of lipids.






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






22. _____________ is where animals store carbohydrates.






23. __________ _____ ___________ help in chemical reactions.






24. Proteins help form antibodies for _____________.






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






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






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






28. ______________ are made of two monosaccharides combined together.






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






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






31. The bond formed between two amino acids are called a __________ ______.






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






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






34. Synthesis of more complex substances from simpler ones.






35. _____________ is when a protein changes shape temporarily.






36. All _____________ have different proteins (amino acids)






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






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






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






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






41. Carbohydrates are made of all ________ ____________.






42. _______________ are fast sources of energy.






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






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






45. _______ are non-polar molecules.






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






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






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






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






50. ____________ creates cholesterol - estrogen and pheromones.