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. ____________: more than one sugar molecule.






2. ______ of fat = 3870 kJ of energy.






3. _______ are non-polar molecules.






4. ____________ creates cholesterol - estrogen and pheromones.






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






6. Carbohydrates are structural material for ______ ______.






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






8. There are ______ kinds of lipids.






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






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






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






12. ___________: to lose a water molecule.






13. __________ = galactose + glucose






14. ______________ are made of two monosaccharides combined together.






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






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






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






18. 100 g of fat = __________ of energy.






19. ______ are the structural components of cell membranes.






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






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






22. _______________ are made of all sugar molecules.






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






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






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






26. Lipids __________ - and ____________ organs.






27. 100 g of carbs = __________ of energy.






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






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






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






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






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






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






34. __________ are needed for fat soluble vitamins.






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






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






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






38. Phospholipds have a _____________ head - and a _______________ tail.






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






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






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






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






43. All _____________ have different proteins (amino acids)






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






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






46. Proteins __________ ligaments - tendons - and skin.






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






48. _____________ contain up to 1000-6000 glucose molecules linked together.






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






50. _________________ are made of a single sugar unit.