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






2. Disaccharides are made of _____ __________________ combined together.






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






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






5. Carbohydrates are made of all ________ ____________.






6. There are ______ kinds of lipids.






7. _____________ is where animals store carbohydrates.






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






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






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






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






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






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






14. ______________ are made of two monosaccharides combined together.






15. There are _____ types of protein structure.






16. Proteins __________ ligaments - tendons - and skin.






17. ________ are used to maintain a body temperature.






18. Every living thing requires a constant supply of __________ ___ ____________.






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






20. __________ _____ ___________ help in chemical reactions.






21. _______________ can be found in potatoes - bread - corn - rice - fruit - etc -.






22. Synthesis of more complex substances from simpler ones.






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






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






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






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






27. _____________ are found in plant cell walls.






28. _______ are non-polar molecules.






29. _____________ are found in plant cell walls.






30. ______ of fat = 3870 kJ of energy.






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






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






33. Macronutrients consists of _______________ - _________ - and _______.






34. Proteins __________ ligaments - tendons - and skin.






35. _____________ _____________ _____________- coils of amino acids.






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






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






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






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






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






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






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






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






44. All _____________ have different proteins (amino acids)






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






46. _____________ molecules are not negatively or positively charged.






47. There are ________ types of carbohydrates.






48. Lipids are used to make _____________.






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






50. Triglycerides can be _____________ - or _______________.