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Test your basic knowledge |
Biology: Essential Nutrients
Start Test
Study First
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.
Triglycerides
amylopectin
Hydrolysis
sugar molecules
2. Disaccharides are made of _____ __________________ combined together.
100g
Coagulation
two monosaccharides
Carbohydrates
3. ________________ consists of Vitamins and Minerals - and Nucleic Acids.
Micronutrients
four
Primary Protein Structure
vitamins and minerals
4. ____________: when molecules have the same chemical formula but different structures.
Denaturation
Isomers
Enzymes
Galactose
5. Carbohydrates are made of all ________ ____________.
Non-polar
Cellulose
Hormones
sugar molecules
6. There are ______ kinds of lipids.
Four
energy and molecules
dehydration
amylopectin
7. _____________ is where animals store carbohydrates.
Non-polar
Disaccharides
glycogen
amylopectin
8. Micronutrients consists of __________ _____ _________ - and Nucleic Acids.
phosphate
100 g
vitamins and minerals
amylose
9. _____________ _____________ _____________- Two or more different tertiary structures interact forming large structure for a single protein.
Disaccharides
Quartenary Protein Structure
Carbohydrates
dehydration synthesis
10. ___________: combining two things together to make something new.
Glucose - Galactose - Fructose
plant
Monosaccharides
synthesis
11. ________________ consists of Vitamins and Minerals - and Nucleic Acids.
Isomers
Non-polar
Micronutrients
Hydrophilic - hydrophobic
12. All lipids are made of two structural units: ___________ - and _______ ______.
Hydrolysis
Four
Glycerol - fatty acid
Hydrophilic - hydrophobic
13. _____________ contain up to 1000 glucose molecules linked together.
glycogen
Denaturation
amylose
Glucose
14. ______________ are made of two monosaccharides combined together.
peptide bond
Disaccharides
Carbohydrates
Carbohydrates
15. There are _____ types of protein structure.
Motion
Glucose - Galactose - Fructose
four
amino acids
16. Proteins __________ ligaments - tendons - and skin.
Lipids
Coagulation
Support
Hydrophilic - hydrophobic
17. ________ are used to maintain a body temperature.
Lipids
three
Twenty - Twelve - Eight.
Polysaccharides
18. Every living thing requires a constant supply of __________ ___ ____________.
vitamins and minerals
Secondary Protein Structure
sugar
energy and molecules
19. ______________ _______________ : single bonds exist between carbons - they are stable and hard to break down so they will remain in our body longer. animal sources
Cellulose
Saturated Triglycerides
3870 kJ
Lipids
20. __________ _____ ___________ help in chemical reactions.
Carbohydrates
vitamins and minerals
Transport
Lipids
21. _______________ can be found in potatoes - bread - corn - rice - fruit - etc -.
three
Polar - non-polar
Lipids
Carbohydrates
22. Synthesis of more complex substances from simpler ones.
Lipids
glycogen
Anabolism
dehydration synthesis
23. Nucleic acids are composed of sugar - phosphate - and _____________ bases.
Lipids
nitrogenous
Essential amino acids
Hydrophilic - hydrophobic
24. _______________ consists of carbohydrates - proteins - and lipids.
Macronutrients
three
Glycerol - fatty acid
Cellulose
25. _____________ are made of building blocks called amino acids. Found in meat - eggs - fish - nuts - beans - dairy.
cellulose
Isomers
simple sugars
Proteins
26. Some examples of Monosaccharides are _________ - ___________ - __________.
glycogen
amino acids
Glucose - Galactose - Fructose
Lipids
27. _____________ are found in plant cell walls.
Non-polar
Maltose
Defense
Cellulose
28. _______ are non-polar molecules.
Lipids
Isomers
glycogen
sugar - phosphate - nitrogenous
29. _____________ are found in plant cell walls.
amylopectin
Cellulose
Support
Enzymes
30. ______ of fat = 3870 kJ of energy.
100g
phosphate
Polysaccharides
sugar molecules
31. Some examples of Monosaccharides are _________ - Galactose - Fructose.
Lipids
Glucose
Amylose - amylopectin
Nucleic Acids
32. _______________ can have one single sugar molecule or can be polymers.
Lipids
Lipids
Carbohydrates
amylopectin
33. Macronutrients consists of _______________ - _________ - and _______.
Phospholipids
plant
dehydration
carbohydrates - proteins - and lipids.
34. Proteins __________ ligaments - tendons - and skin.
Triglycerides - phospholipids - waxes - sterols
Support
Polysaccharides
sugar molecules
35. _____________ _____________ _____________- coils of amino acids.
Secondary Protein Structure
Macronutrients
Triglycerides
amylopectin
36. Micronutrients consists of Vitamins and Minerals - and _________ ______.
peptide bond
nucleic acids
Proteins
1680 kJ
37. Some examples of Monosaccharides are Glucose - ___________ - Fructose.
Hormones
peptide bond
Galactose
Monosaccharides
38. Starches are _______ polysaccharides - stores energy for _______.
plant
Lipids
Key components
Lipids
39. _____________ look like amylopectin but only have 16-24 glucose on each branch.
Hormones
glycogen
Polar - non-polar
Carbohydrates
40. ______________ are acquired from plants. (Photosynthesis -> glucose)
Unsaturated Triglycerides
Carbohydrates
Glycerol - fatty acid
Quartenary Protein Structure
41. Proteins create ___________ that bring reactants together faster or slower.
nucleic acids
Sterols
Enzymes
amylopectin
42. Proteins help keep our cells and muscles in _________.
dehydration synthesis
Motion
Carbohydrates
Carbohydrates
43. Nucleic acids are composed of _______ - ____________ - and _____________ bases.
metabolism
Macronutrients
Carbohydrates
sugar - phosphate - nitrogenous
44. All _____________ have different proteins (amino acids)
starch - glycogen - cellulose
Animals
3870 kJ
amino acids
45. ________ are very stable insoluble molecules. Used for waterproofing/ protection. Ex. Candles etc -.
peptide bond
Quartenary Protein Structure
Waxes
Triglycerides - phospholipids - waxes - sterols
46. _____________ molecules are not negatively or positively charged.
Waxes
Polar - non-polar
Non-polar
Hydrophilic - hydrophobic
47. There are ________ types of carbohydrates.
Polymers
Defense
three
Proteins
48. Lipids are used to make _____________.
Hormones
Tertiary Protein Structure
Maltose
Essential amino acids
49. Proteins are made when many many amino acids combine together through _____________ _____________.
Polar - non-polar
Double layered cell membrane
Nucleic Acids
dehydration synthesis
50. Triglycerides can be _____________ - or _______________.
Defense
saturated - unsaturated
dehydration synthesis
plant cells