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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. __________ = glucose + fructose.
dehydration
Dehydration synthesis
Sucrose
Proteins
2. __________ = glucose + glucose.
Catabolism
Disaccharides
Maltose
Nucleic Acids
3. ___________: combining two things together to make something new.
synthesis
glycogen
plant
Unsaturated Triglycerides
4. _______________ consists of carbohydrates - proteins - and lipids.
Macronutrients
synthesis
Lipids
Non-soluble
5. Lipids are _____________ (does not dissolve in water).
Glucose - Galactose - Fructose
Saturated Triglycerides
Carbohydrates
Non-soluble
6. _____________ is when a protein changes shape permanently.
proteins
Coagulation
Waxes
Catabolism
7. The two types of starches are ___________ - and ______________.
Amylose - amylopectin
Glucose - Galactose - Fructose
vitamins and minerals
Primary Protein Structure
8. There are __________ different kinds of Amino acids. __________ can be made in our bodies - while ________ is acquired through eating food.
dehydration
amino acids
Twenty - Twelve - Eight.
Essential amino acids
9. Disaccharides are made of _____ __________________ combined together.
three
Lipids
two monosaccharides
Transport
10. Nucleic acids are composed of _______ - phosphate - and nitrogenous bases.
Galactose
Transport
sugar
saturated - unsaturated
11. __________ = glucose + fructose.
Carbohydrates
Motion
Sucrose
Saturated Triglycerides
12. ________ are used to maintain a body temperature.
Lipids
Amylose - amylopectin
Sucrose
Hormones
13. Vitamins and Minerals are often found in __________ _________.
Lipids
complex chemicals
proteins
amylopectin
14. Carbohydrates are made of all ________ ____________.
Motion
Enzymes
plant
sugar molecules
15. ______________ are made of two monosaccharides combined together.
Proteins
dehydration
Disaccharides
Polar - non-polar
16. Breakdown of more complex substances into simpler ones with release of energy.
lipds
Catabolism
Triglycerides
amino acids
17. ____________: more than one sugar molecule.
Polymers
glycogen
Essential amino acids
Isomers
18. _____________ look like amylopectin but only have 16-24 glucose on each branch.
glycogen
complex chemicals
Starches
Monosaccharides
19. ________ are very stable insoluble molecules. Used for waterproofing/ protection. Ex. Candles etc -.
Waxes
Primary Protein Structure
Carbohydrates
Lipids
20. Vitamins and Minerals are often found in __________ _________.
proteins
Micronutrients
complex chemicals
sugar - phosphate - nitrogenous
21. Phospholipds have a _____________ head - and a _______________ tail.
Coagulation
amylopectin
amylopectin
Hydrophilic - hydrophobic
22. _____________ _____________ _____________- a single chain of sequenced amino acids.
Primary Protein Structure
Hormones
simple sugars
Disaccharides
23. The three types of Polysaccharides are _____________ - _____________ - and _____________.
Carbohydrates
Transport
starch - glycogen - cellulose
Amylose - amylopectin
24. Carbohydrates are structural material for ______ ______.
Proteins
plant cells
saturated - unsaturated
Lactose
25. Nucleic acids are composed of sugar - phosphate - and _____________ bases.
Triglycerides
nitrogenous
carbohydrates
amylopectin
26. _____________ contain up to 1000-6000 glucose molecules linked together.
Fructose
Quartenary Protein Structure
amylopectin
Lipids
27. The bond formed between two amino acids are called a __________ ______.
peptide bond
simple sugars
Hydrophilic - hydrophobic
Hormones
28. ____________ creates cholesterol - estrogen and pheromones.
Catabolism
Hormones
Sterols
vitamins and minerals
29. _____________ is where animals store carbohydrates.
nitrogenous
Lipids
Non-soluble
glycogen
30. _______________ ______________: double bonds exist between carbons - they are unstable and easy to break down. plant sources
Triglycerides - phospholipids - waxes - sterols
Unsaturated Triglycerides
complex chemicals
Carbohydrates
31. Some examples of Monosaccharides are Glucose - ___________ - Fructose.
Maltose
Carbohydrates
Galactose
Carbohydrates
32. ___________: combining two things together to make something new.
glycogen
amylose
synthesis
Lipids
33. _____________ contain up to 1000 glucose molecules linked together.
cellulose
carbohydrates
amylose
nucleic acids
34. Nucleic acids are composed of _______ - ____________ - and _____________ bases.
Lipids
sugar - phosphate - nitrogenous
cellulose
peptide bond
35. The three types of Polysaccharides are starch - glycogen - and _____________.
cellulose
100 g
Essential amino acids
Hormones
36. Micronutrients consists of Vitamins and Minerals - and _________ ______.
nucleic acids
Animals
Glucose
sugar molecules
37. __________ are needed for fat soluble vitamins.
Monosaccharides
Carbohydrates
dehydration synthesis
Lipids
38. _____________ contain many branches that make up 24-36 glucose molecules.
Tertiary Protein Structure
cellulose
amylopectin
Waxes
39. All lipids are made of two structural units: ___________ - and _______ ______.
three
Glycerol - fatty acid
Monosaccharides
starch
40. _____________ _____________ _____________- the are groups interact to change coil structure.
Lipids
Coagulation
Tertiary Protein Structure
energy and molecules
41. _______________ can be found in potatoes - bread - corn - rice - fruit - etc -.
Saturated Triglycerides
Glucose - Galactose - Fructose
Carbohydrates
three
42. _____________ contain many branches that make up 24-36 glucose molecules.
Dehydration synthesis
amino acid - hydrogen - carboxyl group - are-group
Carbohydrates
amylopectin
43. Macronutrients consists of ______________ - proteins - and lipids.
Polar - non-polar
3870 kJ
1680 kJ
carbohydrates
44. ______ are the structural components of cell membranes.
saturated - unsaturated
amylopectin
Hydrophilic - hydrophobic
Lipids
45. Lipids __________ - and ____________ organs.
Hydrolysis
starch
cushion - insulates
sugar molecules
46. _____________ are made of building blocks called amino acids. Found in meat - eggs - fish - nuts - beans - dairy.
carbohydrates
Essential amino acids
starch - glycogen - cellulose
Proteins
47. Proteins help _____________ important substances to different areas of the body.
Transport
Lactose
starch - glycogen - cellulose
1680 kJ
48. Proteins are made when many many amino acids combine together through _____________ _____________.
amino acid - hydrogen - carboxyl group - are-group
Coagulation
100 g
dehydration synthesis
49. _____________ ________ _____ are the eight amino acids our body cannot make.
Essential amino acids
Lipids
proteins
Support
50. _____________ _____________ _____________- Two or more different tertiary structures interact forming large structure for a single protein.
Protein structures
Double layered cell membrane
Quartenary Protein Structure
simple sugars