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. _______________ is the primary energy source for cells.






2. _______________ are fast sources of energy.






3. Proteins __________ ligaments - tendons - and skin.






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






5. 100 g of fat = __________ of energy.






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






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






8. ____________ creates cholesterol - estrogen and pheromones.






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






10. Lipids are used to make _____________.






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






12. ______ are the structural components of cell membranes.






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






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






15. 100 g of fat = __________ of energy.






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






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






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






19. _____________ is when a protein changes shape temporarily.






20. ___________: to lose a water molecule.






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






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






23. _____________ molecules are not negatively or positively charged.






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






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






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






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






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






29. ______ are energy storage compounds.






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






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






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






33. There are ______ kinds of lipids.






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






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






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






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






38. Carbohydrates are made of all ________ ____________.






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






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






41. ______________ are made of two monosaccharides combined together.






42. _______________ is the primary energy source for cells.






43. There are ________ types of carbohydrates.






44. There are _____ types of protein structure.






45. There are __________ different kinds of Amino acids. __________ can be made in our bodies - while ________ is acquired through eating food.






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






47. Carbohydrates are structural material for ______ ______.






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






49. Synthesis of more complex substances from simpler ones.






50. __________________ are formed by MANY monosaccharides linked together.