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. _______ are non-polar molecules.






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






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






4. ______ are energy storage compounds.






5. ____________: more than one sugar molecule.






6. 100 g of fat = __________ of energy.






7. __________ _____ ___________ help in chemical reactions.






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






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






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






11. ___________: to lose a water molecule.






12. Monosaccharides are also called ________ __________.






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






14. Macronutrients consists of carbohydrates - __________ - and lipids.






15. ______________ _______________ : single bonds exist between carbons - they are stable and hard to break down so they will remain in our body longer. animal sources






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






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






18. ______________ are made of two monosaccharides combined together.






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






20. _______ are non-polar molecules.






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






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






23. _____________ are found in plant cell walls.






24. _______________ are fast sources of energy.






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






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






27. __________ are needed for fat soluble vitamins.






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






29. Proteins are composed of ______ ______.






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






31. Macronutrients consists of carbohydrates - proteins - and _______.






32. Lipids are ____ ______________ in cell membranes.






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






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






35. There are ______ kinds of lipids.






36. Carbohydrates are structural material for ______ ______.






37. Proteins help form antibodies for _____________.






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






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






40. The opposite of dehydration synthesis is _____________.






41. _____________ molecules are not negatively or positively charged.






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






43. Macronutrients consists of carbohydrates - proteins - and _______.






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






45. Proteins help form antibodies for _____________.






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






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






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






49. Triglycerides can be _____________ - or _______________.






50. _______________ is the primary energy source for cells.