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






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






3. _______________ are made of all sugar molecules.






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






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






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






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






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






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






10. __________ are needed for fat soluble vitamins.






11. __________________________ can be changed when exposed to excess heat - radiation - or change in pH.






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






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






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






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






16. _____________ _____________ _____________- coils of amino acids.






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






18. _____________ _____________ _____________- a single chain of sequenced amino acids.






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






20. Lipids are used to make _____________.






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






22. All _____________ have different proteins (amino acids)






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






24. __________ _____ ___________ help in chemical reactions.






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






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






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






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






29. _____________ molecules are not negatively or positively charged.






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






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






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






33. Lipids __________ - and ____________ organs.






34. _____________ is where animals store carbohydrates.






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






36. _____________ store energy in the form of fat.






37. Carbohydrates are structural material for ______ ______.






38. Monosaccharides are also called ________ __________.






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






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






41. 100 g of fat = __________ of energy.






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






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






44. ______ of carbs = 1680 kJ of energy.






45. _______________ is the primary energy source for cells.






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






47. Synthesis of more complex substances from simpler ones.






48. __________ are the structural components of the cell.






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






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






Can you answer 50 questions in 15 minutes?



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