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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. _______________ can have one single sugar molecule or can be polymers.
Nucleic Acids
3870 kJ
Carbohydrates
Hydrophilic - hydrophobic
2. Phospholipds have a _____________ head - and a _______________ tail.
glycogen
Hydrophilic - hydrophobic
Carbohydrates
Coagulation
3. Some examples of Monosaccharides are _________ - ___________ - __________.
Triglycerides
Hormones
Glucose - Galactose - Fructose
Defense
4. ______________ _______________ : single bonds exist between carbons - they are stable and hard to break down so they will remain in our body longer. animal sources
Saturated Triglycerides
peptide bond
Catabolism
dehydration
5. Some examples of Monosaccharides are Glucose - Galactose - __________.
three
Proteins
Fructose
complex chemicals
6. There are ________ types of carbohydrates.
starch - glycogen - cellulose
100 g
three
cellulose
7. _____________ _____________ _____________- Two or more different tertiary structures interact forming large structure for a single protein.
nucleic acids
Hydrophilic - hydrophobic
Animals
Quartenary Protein Structure
8. ________________ usually have a molecular formula ratio of C:H:O in 1:2:1.
100 g
saturated - unsaturated
Lipids
Monosaccharides
9. _______________ can be found in potatoes - bread - corn - rice - fruit - etc -.
simple sugars
sugar - phosphate - nitrogenous
Key components
Carbohydrates
10. The two types of starches are ___________ - and ______________.
Amylose - amylopectin
metabolism
Essential amino acids
Carbohydrates
11. Phospholipids forms a _________ _____________ _____________ _____________ that is essential for structure and function.
Carbohydrates
amino acid - hydrogen - carboxyl group - are-group
Tertiary Protein Structure
Double layered cell membrane
12. Macronutrients consists of carbohydrates - __________ - and lipids.
Glycerol - fatty acid
proteins
Hydrophilic - hydrophobic
Maltose
13. Nucleic acids are composed of sugar ____________ - and nitrogenous bases.
Polar - non-polar
plant
phosphate
Carbohydrates
14. _______________ are made of all sugar molecules.
Lipids
Isomers
Carbohydrates
Lipids
15. ______ are energy storage compounds.
Sucrose
Lipids
Defense
Isomers
16. _____________ _____________ _____________- a single chain of sequenced amino acids.
vitamins and minerals
Primary Protein Structure
Lipids
Anabolism
17. The three types of Polysaccharides are _____________ - _____________ - and _____________.
Proteins
Polysaccharides
nitrogenous
starch - glycogen - cellulose
18. ______ are the structural components of cell membranes.
Galactose
Lipids
amylopectin
Nucleic Acids
19. ________________ consists of Vitamins and Minerals - and Nucleic Acids.
dehydration
Micronutrients
Animals
metabolism
20. Amino acids are made of ________ _____ - _____________ - ___________ _______ - and _____________.
Carbohydrates
Double layered cell membrane
dehydration synthesis
amino acid - hydrogen - carboxyl group - are-group
21. The three types of Polysaccharides are _____________ - _____________ - and _____________.
starch - glycogen - cellulose
Lipids
Motion
Key components
22. Macronutrients consists of _______________ - _________ - and _______.
glycogen
carbohydrates - proteins - and lipids.
vitamins and minerals
Hormones
23. Proteins are composed of ______ ______.
amino acids
Carbohydrates
sugar - phosphate - nitrogenous
complex chemicals
24. _____________ are made of one glycerol and three fatty acid chains.
amylopectin
Triglycerides
energy and molecules
Waxes
25. Carbohydrates are structural material for ______ ______.
plant cells
glycogen
Lipids
Waxes
26. _______ are non-polar molecules.
Lipids
1680 kJ
1680 kJ
Carbohydrates
27. ______________ are made of two monosaccharides combined together.
Proteins
Disaccharides
Polysaccharides
peptide bond
28. Proteins are made when many many amino acids combine together through _____________ _____________.
energy and molecules
Polysaccharides
dehydration synthesis
amylopectin
29. ________ are used to maintain a body temperature.
Lipids
Triglycerides - phospholipids - waxes - sterols
Enzymes
glycogen
30. _____________ store energy in the form of fat.
Lipids
Carbohydrates
Enzymes
Hormones
31. Carbohydrates are made of all ________ ____________.
sugar molecules
simple sugars
carbohydrates - proteins - and lipids.
amylopectin
32. The three types of Polysaccharides are _____________ - glycogen - and cellulose.
starch
Sucrose
dehydration synthesis
Proteins
33. When two monosaccharides combine together - the chemical reaction is call _____________ _____________.
100g
Cellulose
dehydration synthesis
Monosaccharides
34. Disaccharides are made of _____ __________________ combined together.
Starches
Carbohydrates
Polymers
two monosaccharides
35. Micronutrients consists of __________ _____ _________ - and Nucleic Acids.
Glucose
Hormones
Tertiary Protein Structure
vitamins and minerals
36. Nucleic acids are composed of sugar - phosphate - and _____________ bases.
dehydration synthesis
Lipids
Monosaccharides
nitrogenous
37. __________ = galactose + glucose
Lactose
Denaturation
Lipids
Hydrophilic - hydrophobic
38. Macronutrients consists of carbohydrates - proteins - and _______.
lipds
100g
Isomers
amino acids
39. ______________ are acquired from plants. (Photosynthesis -> glucose)
Sterols
Carbohydrates
Transport
Lipids
40. Breakdown of more complex substances into simpler ones with release of energy.
Catabolism
Carbohydrates
Lipids
Polysaccharides
41. Micronutrients consists of __________ _____ _________ - and Nucleic Acids.
three
Anabolism
vitamins and minerals
Carbohydrates
42. Nucleic acids are composed of sugar ____________ - and nitrogenous bases.
Sterols
Four
Animals
phosphate
43. ______________ are made of two monosaccharides combined together.
Fructose
Disaccharides
proteins
Lipids
44. __________________ are formed by MANY monosaccharides linked together.
Animals
Double layered cell membrane
Carbohydrates
Polysaccharides
45. ____________ creates cholesterol - estrogen and pheromones.
glycogen
Glycerol - fatty acid
metabolism
Sterols
46. The two types of starches are ___________ - and ______________.
amino acid - hydrogen - carboxyl group - are-group
Amylose - amylopectin
Double layered cell membrane
3870 kJ
47. _____________ _____________ _____________- coils of amino acids.
carbohydrates
metabolism
Secondary Protein Structure
Triglycerides
48. Some examples of Monosaccharides are Glucose - Galactose - __________.
Fructose
metabolism
Carbohydrates
lipds
49. The bond formed between two amino acids are called a __________ ______.
100g
peptide bond
Monosaccharides
Hormones
50. Proteins help form antibodies for _____________.
sugar - phosphate - nitrogenous
dehydration synthesis
Defense
Carbohydrates