SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. Micronutrients consists of Vitamins and Minerals - and _________ ______.
Hydrolysis
Lipids
Carbohydrates
nucleic acids
2. __________ are needed for fat soluble vitamins.
Motion
Lipids
Carbohydrates
lipds
3. _____________ are made of one glycerol and three fatty acid chains.
Triglycerides
Triglycerides - phospholipids - waxes - sterols
synthesis
Glucose
4. ___________ have different properties. Ex - fructose is sweeter.
Triglycerides
Anabolism
Lipids
Isomers
5. Micronutrients consists of Vitamins and Minerals - and _________ ______.
Carbohydrates
100g
Hormones
nucleic acids
6. Macronutrients consists of _______________ - _________ - and _______.
amylopectin
energy and molecules
Lipids
carbohydrates - proteins - and lipids.
7. The bond formed between two amino acids are called a __________ ______.
Carbohydrates
saturated - unsaturated
Waxes
peptide bond
8. _______________ are fast sources of energy.
carbohydrates - proteins - and lipids.
dehydration synthesis
Defense
Carbohydrates
9. __________ = galactose + glucose
Lactose
Glucose
Maltose
Hydrolysis
10. ________ includes all fats and oils.
Hormones
Sterols
Fructose
Lipids
11. _______________ are made of all sugar molecules.
amylopectin
dehydration
Anabolism
Carbohydrates
12. There are ________ types of carbohydrates.
three
Disaccharides
Triglycerides - phospholipids - waxes - sterols
Lipids
13. ___________ are important for long-term storage of energy.
Lipids
Macronutrients
dehydration synthesis
vitamins and minerals
14. ________ are very stable insoluble molecules. Used for waterproofing/ protection. Ex. Candles etc -.
Triglycerides - phospholipids - waxes - sterols
Waxes
starch - glycogen - cellulose
Maltose
15. _______ are non-polar molecules.
Fructose
Lipids
Transport
nucleic acids
16. _______________ is the primary energy source for cells.
Tertiary Protein Structure
Carbohydrates
Disaccharides
Lipids
17. __________________________ can be changed when exposed to excess heat - radiation - or change in pH.
Galactose
Carbohydrates
Protein structures
Four
18. ____________ creates cholesterol - estrogen and pheromones.
Sterols
Hydrolysis
Glycerol - fatty acid
Glucose - Galactose - Fructose
19. Nucleic acids are composed of sugar - phosphate - and _____________ bases.
Phospholipids
metabolism
carbohydrates - proteins - and lipids.
nitrogenous
20. _____________ is where animals store carbohydrates.
glycogen
Carbohydrates
Coagulation
Non-soluble
21. _______________ ______________: double bonds exist between carbons - they are unstable and easy to break down. plant sources
plant
Unsaturated Triglycerides
dehydration synthesis
Carbohydrates
22. Vitamins and Minerals are often found in __________ _________.
three
Waxes
complex chemicals
Galactose
23. __________ = galactose + glucose
dehydration
glycogen
Lactose
Amylose - amylopectin
24. Proteins create ___________ that bring reactants together faster or slower.
Proteins
Carbohydrates
Enzymes
Hydrolysis
25. The three types of Polysaccharides are starch - glycogen - and _____________.
three
cellulose
Carbohydrates
Carbohydrates
26. Macronutrients consists of carbohydrates - __________ - and lipids.
saturated - unsaturated
Lactose
nucleic acids
proteins
27. Some examples of Monosaccharides are Glucose - Galactose - __________.
Polysaccharides
dehydration
Fructose
Proteins
28. The opposite of dehydration synthesis is _____________.
Hydrolysis
Carbohydrates
Catabolism
amylopectin
29. Synthesis of more complex substances from simpler ones.
Saturated Triglycerides
amino acid - hydrogen - carboxyl group - are-group
Anabolism
two monosaccharides
30. Proteins are composed of ______ ______.
Animals
Primary Protein Structure
metabolism
amino acids
31. __________ are the structural components of the cell.
Carbohydrates
Proteins
Cellulose
Unsaturated Triglycerides
32. ______________ are acquired from plants. (Photosynthesis -> glucose)
Carbohydrates
Lipids
four
complex chemicals
33. Lipids __________ - and ____________ organs.
Lipids
3870 kJ
cushion - insulates
Non-soluble
34. Proteins help _____________ important substances to different areas of the body.
Carbohydrates
saturated - unsaturated
Hydrolysis
Transport
35. ______ are the structural components of cell membranes.
starch
carbohydrates - proteins - and lipids.
Lipids
Hydrolysis
36. ______________ are made of two monosaccharides combined together.
Support
Disaccharides
Carbohydrates
proteins
37. _____________ is where animals store carbohydrates.
glycogen
3870 kJ
peptide bond
Coagulation
38. Synthesis of more complex substances from simpler ones.
Proteins
Anabolism
Polar - non-polar
Amylose - amylopectin
39. The four kinds of lipids are _______________ - _______________ - ________ - and ___________.
Animals
carbohydrates - proteins - and lipids.
Four
Triglycerides - phospholipids - waxes - sterols
40. __________ = glucose + glucose.
Quartenary Protein Structure
amylopectin
two monosaccharides
Maltose
41. _________________ are made of a single sugar unit.
Carbohydrates
sugar molecules
peptide bond
Monosaccharides
42. Proteins create ___________ that bring reactants together faster or slower.
Enzymes
Isomers
Carbohydrates
dehydration synthesis
43. _____________ are plant polysaccharides - stores energy for plants.
starch
Proteins
Starches
synthesis
44. _____________ are found in plant cell walls.
3870 kJ
Cellulose
Protein structures
Glycerol - fatty acid
45. The bond formed between two amino acids are called a __________ ______.
amylopectin
Cellulose
Four
peptide bond
46. The three types of Polysaccharides are _____________ - glycogen - and cellulose.
starch
glycogen
Polymers
Hydrolysis
47. Some examples of Monosaccharides are _________ - Galactose - Fructose.
amylopectin
three
Glucose
Lipids
48. ______ of fat = 3870 kJ of energy.
Secondary Protein Structure
100g
Micronutrients
Non-soluble
49. Proteins __________ ligaments - tendons - and skin.
lipds
Support
carbohydrates - proteins - and lipids.
Proteins
50. The three types of Polysaccharides are _____________ - _____________ - and _____________.
sugar
Fructose
Glucose
starch - glycogen - cellulose