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






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






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






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






5. _____________ are found in plant cell walls.






6. Amino acids are made of ________ _____ - _____________ - ___________ _______ - and _____________.






7. Lipids are used to make _____________.






8. There are ________ types of carbohydrates.






9. ______ of fat = 3870 kJ of energy.






10. ________ are used to maintain a body temperature.






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






12. _______________ is the primary energy source for cells.






13. Carbohydrates are made of all ________ ____________.






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






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






16. Breakdown of more complex substances into simpler ones with release of energy.






17. 100 g of carbs = __________ of energy.






18. Carbohydrates are made of all ________ ____________.






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






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






21. __________ = glucose + glucose.






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






23. There are ______ kinds of lipids.






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






25. ____________: more than one sugar molecule.






26. _______________ are fast sources of energy.






27. _____________ is where animals store carbohydrates.






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






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






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






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






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






33. ______ are the structural components of cell membranes.






34. _________________ are made of a single sugar unit.






35. __________ are the structural components of the cell.






36. ______ are energy storage compounds.






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






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






39. _____________ store energy in the form of fat.






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






41. Lipids are ____ ______________ in cell membranes.






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






43. __________ = galactose + glucose






44. All _____________ have different proteins (amino acids)






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






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






47. Triglycerides can be _____________ - or _______________.






48. ________ includes all fats and oils.






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






50. ______ of fat = 3870 kJ of energy.