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. __________ = galactose + glucose






2. There are ______ kinds of lipids.






3. Lipids are ____ ______________ in cell membranes.






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






5. Proteins help _____________ important substances to different areas of the body.






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






7. Micronutrients consists of Vitamins and Minerals - and _________ ______.






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






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






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






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






12. Monosaccharides are also called ________ __________.






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






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






15. Lipids are used to make _____________.






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






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






18. _______________ are made of all sugar molecules.






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






20. ____________ creates cholesterol - estrogen and pheromones.






21. Lipids __________ - and ____________ organs.






22. Carbohydrates are structural material for ______ ______.






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






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






25. _____________ store energy in the form of fat.






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






27. __________ = galactose + glucose






28. _______ are non-polar molecules.






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






30. Lipids __________ - and ____________ organs.






31. All _____________ have different proteins (amino acids)






32. ___________: to lose a water molecule.






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






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






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






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






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






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






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






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






41. ______ of fat = 3870 kJ of energy.






42. _______________ ______________: double bonds exist between carbons - they are unstable and easy to break down. plant sources






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






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






45. _____________ is where animals store carbohydrates.






46. __________ = glucose + fructose.






47. Carbohydrates are structural material for ______ ______.






48. _____________ _____________ _____________- coils of amino acids.






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






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