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. _____________ _____________ _____________- coils of amino acids.






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






3. __________ = glucose + glucose.






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






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






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






7. ______ of fat = 3870 kJ of energy.






8. There are ________ types of carbohydrates.






9. _____________ molecules are not negatively or positively charged.






10. Monosaccharides are also called ________ __________.






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






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






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






14. _____________ is when a protein changes shape temporarily.






15. _____________ ________ _____ are the eight amino acids our body cannot make.






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






17. Disaccharides are made of _____ __________________ combined together.






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






19. _____________ are found in plant cell walls.






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






21. Proteins help form antibodies for _____________.






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






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






24. The opposite of dehydration synthesis is _____________.






25. ___________: to lose a water molecule.






26. _________________ are made of a single sugar unit.






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






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






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






30. _______________ are made of all sugar molecules.






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






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






33. ____________ creates cholesterol - estrogen and pheromones.






34. Nucleic acids are composed of sugar - phosphate - and _____________ bases.






35. ________ are used to maintain a body temperature.






36. ____________: more than one sugar molecule.






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






38. ___________: to lose a water molecule.






39. _____________ are found in plant cell walls.






40. ________ are used to maintain a body temperature.






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






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






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






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






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






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






47. __________________ are formed by MANY monosaccharides linked together.






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






49. Carbohydrates are made of all ________ ____________.






50. _____________ are made of building blocks called amino acids. Found in meat - eggs - fish - nuts - beans - dairy.