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. _______________ can be found in potatoes - bread - corn - rice - fruit - etc -.
Monosaccharides
amino acids
vitamins and minerals
Carbohydrates
2. _________________ are made of a single sugar unit.
Double layered cell membrane
Monosaccharides
Anabolism
Maltose
3. ___________: combining two things together to make something new.
metabolism
synthesis
Motion
starch - glycogen - cellulose
4. Proteins are made when many many amino acids combine together through _____________ _____________.
dehydration synthesis
Non-soluble
Hormones
simple sugars
5. _______________ consists of carbohydrates - proteins - and lipids.
Macronutrients
Starches
Polymers
nucleic acids
6. The four kinds of lipids are _______________ - _______________ - ________ - and ___________.
vitamins and minerals
Hydrolysis
Triglycerides - phospholipids - waxes - sterols
Twenty - Twelve - Eight.
7. _____________ are found in plant cell walls.
amylose
Cellulose
starch - glycogen - cellulose
sugar molecules
8. _____________ _____________ _____________- the are groups interact to change coil structure.
simple sugars
Tertiary Protein Structure
Hormones
Nucleic Acids
9. Every living thing requires a constant supply of __________ ___ ____________.
vitamins and minerals
cellulose
energy and molecules
Isomers
10. ______________ are acquired from plants. (Photosynthesis -> glucose)
Non-soluble
Nucleic Acids
Macronutrients
Carbohydrates
11. Disaccharides are made of _____ __________________ combined together.
two monosaccharides
simple sugars
metabolism
Support
12. _____________ are found in plant cell walls.
Secondary Protein Structure
Unsaturated Triglycerides
glycogen
Cellulose
13. _______________ are fast sources of energy.
Carbohydrates
Lipids
Animals
dehydration synthesis
14. ______ of fat = 3870 kJ of energy.
100g
Isomers
Tertiary Protein Structure
synthesis
15. Every living thing requires a constant supply of __________ ___ ____________.
cellulose
glycogen
energy and molecules
amino acids
16. Amino acids are made of ________ _____ - _____________ - ___________ _______ - and _____________.
Monosaccharides
Proteins
Transport
amino acid - hydrogen - carboxyl group - are-group
17. There are __________ different kinds of Amino acids. __________ can be made in our bodies - while ________ is acquired through eating food.
Twenty - Twelve - Eight.
Hormones
complex chemicals
Lipids
18. Proteins help form antibodies for _____________.
complex chemicals
Defense
Coagulation
glycogen
19. Phospholipids forms a _________ _____________ _____________ _____________ that is essential for structure and function.
Double layered cell membrane
starch
carbohydrates - proteins - and lipids.
Defense
20. _____________ are made of building blocks called amino acids. Found in meat - eggs - fish - nuts - beans - dairy.
Proteins
Hormones
Hydrolysis
Monosaccharides
21. _____________ molecules are not negatively or positively charged.
starch
Triglycerides - phospholipids - waxes - sterols
Non-polar
energy and molecules
22. There are __________ different kinds of Amino acids. __________ can be made in our bodies - while ________ is acquired through eating food.
Twenty - Twelve - Eight.
sugar
Lipids
cellulose
23. __________ = glucose + glucose.
Maltose
Lipids
Unsaturated Triglycerides
amino acid - hydrogen - carboxyl group - are-group
24. ________ are used to maintain a body temperature.
complex chemicals
amylopectin
Lipids
Animals
25. The chemical reaction for glycerol and fatty acids combining together to form triglyceride is also called _______________ _____________.
Dehydration synthesis
amylopectin
Lactose
Nucleic Acids
26. _____________ contain up to 1000 glucose molecules linked together.
Secondary Protein Structure
amylose
Tertiary Protein Structure
Waxes
27. Proteins __________ ligaments - tendons - and skin.
Phospholipids
Support
complex chemicals
Polymers
28. ____________ _______ are genetic material that directs cell activity.
Proteins
Monosaccharides
Nucleic Acids
Dehydration synthesis
29. _______________ can have one single sugar molecule or can be polymers.
Carbohydrates
amylopectin
Galactose
Monosaccharides
30. The three types of Polysaccharides are _____________ - glycogen - and cellulose.
Lipids
Hydrolysis
starch
Transport
31. Phospholipids have a _______ head - and a _____________ tail.
Coagulation
Polar - non-polar
Maltose
Protein structures
32. Some examples of Monosaccharides are _________ - Galactose - Fructose.
Support
amylopectin
peptide bond
Glucose
33. The three types of Polysaccharides are starch - glycogen - and _____________.
cellulose
Monosaccharides
Carbohydrates
Animals
34. Macronutrients consists of carbohydrates - __________ - and lipids.
three
complex chemicals
proteins
Saturated Triglycerides
35. __________ are needed for fat soluble vitamins.
Protein structures
Lipids
peptide bond
Monosaccharides
36. The chemical reaction for glycerol and fatty acids combining together to form triglyceride is also called _______________ _____________.
Dehydration synthesis
Fructose
Carbohydrates
Animals
37. __________ = galactose + glucose
sugar molecules
Lactose
Polymers
Isomers
38. Macronutrients consists of ______________ - proteins - and lipids.
three
carbohydrates
carbohydrates - proteins - and lipids.
complex chemicals
39. Proteins create ___________ that bring reactants together faster or slower.
Carbohydrates
Enzymes
saturated - unsaturated
dehydration
40. Macronutrients consists of _______________ - _________ - and _______.
complex chemicals
proteins
carbohydrates - proteins - and lipids.
Lipids
41. Macronutrients consists of carbohydrates - proteins - and _______.
lipds
glycogen
Protein structures
Sucrose
42. _____________ store energy in the form of fat.
four
Lactose
Lipids
Sucrose
43. _____________ contain many branches that make up 24-36 glucose molecules.
Polar - non-polar
amylopectin
two monosaccharides
Hydrolysis
44. The three types of Polysaccharides are starch - glycogen - and _____________.
Disaccharides
peptide bond
cellulose
Glucose - Galactose - Fructose
45. There are ________ types of carbohydrates.
vitamins and minerals
Isomers
three
sugar molecules
46. Phospholipids forms a _________ _____________ _____________ _____________ that is essential for structure and function.
lipds
Carbohydrates
Defense
Double layered cell membrane
47. Proteins help keep our cells and muscles in _________.
Galactose
sugar
plant cells
Motion
48. ________________ usually have a molecular formula ratio of C:H:O in 1:2:1.
Four
metabolism
Monosaccharides
Enzymes
49. There are ________ types of carbohydrates.
Macronutrients
three
Transport
saturated - unsaturated
50. The four kinds of lipids are _______________ - _______________ - ________ - and ___________.
Carbohydrates
carbohydrates
amylose
Triglycerides - phospholipids - waxes - sterols