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






2. _________________ are made of a single sugar unit.






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






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






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






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






7. _____________ are found in plant cell walls.






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






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






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






11. Disaccharides are made of _____ __________________ combined together.






12. _____________ are found in plant cell walls.






13. _______________ are fast sources of energy.






14. ______ of fat = 3870 kJ of energy.






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






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






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






18. Proteins help form antibodies for _____________.






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






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






21. _____________ molecules are not negatively or positively charged.






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






23. __________ = glucose + glucose.






24. ________ are used to maintain a body temperature.






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






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






27. Proteins __________ ligaments - tendons - and skin.






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






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






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






31. Phospholipids have a _______ head - and a _____________ tail.






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






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






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






35. __________ are needed for fat soluble vitamins.






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






37. __________ = galactose + glucose






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






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






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






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






42. _____________ store energy in the form of fat.






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






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






45. There are ________ types of carbohydrates.






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






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






48. ________________ usually have a molecular formula ratio of C:H:O in 1:2:1.






49. There are ________ types of carbohydrates.






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