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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. __________________ are formed by MANY monosaccharides linked together.






2. All _____________ have different proteins (amino acids)






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






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






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






6. All _____________ have different proteins (amino acids)






7. ________ includes all fats and oils.






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






9. _____________ are found in plant cell walls.






10. Some examples of Monosaccharides are Glucose - Galactose - __________.






11. ________________ usually have a molecular formula ratio of C:H:O in 1:2:1.






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






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






14. ______ of carbs = 1680 kJ of energy.






15. Synthesis of more complex substances from simpler ones.






16. _______________ is the primary energy source for cells.






17. ____________: when molecules have the same chemical formula but different structures.






18. _____________ store energy in the form of fat.






19. _______ are non-polar molecules.






20. Disaccharides are made of _____ __________________ combined together.






21. ______ of fat = 3870 kJ of energy.






22. There are ______ kinds of lipids.






23. _____________ _____________ _____________- coils of amino acids.






24. _______________ is the primary energy source for cells.






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






26. Proteins help form antibodies for _____________.






27. 100 g of fat = __________ of energy.






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






29. _______________ are fast sources of energy.






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






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






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






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






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






35. Proteins are made when many many amino acids combine together through _____________ _____________.






36. 100 g of fat = __________ of energy.






37. _____________ is where animals store carbohydrates.






38. ______ are the structural components of cell membranes.






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






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






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






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






43. ________________ usually have a molecular formula ratio of C:H:O in 1:2:1.






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






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






46. __________ = galactose + glucose






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






48. Lipids are ____ ______________ in cell membranes.






49. Disaccharides are made of _____ __________________ combined together.






50. There are _____ types of protein structure.







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