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. Macronutrients consists of ______________ - proteins - and lipids.
amino acid - hydrogen - carboxyl group - are-group
Lipids
carbohydrates
Double layered cell membrane
2. ___________: to lose a water molecule.
nucleic acids
Secondary Protein Structure
Lipids
dehydration
3. _______________ are made of all sugar molecules.
Carbohydrates
Cellulose
sugar molecules
Proteins
4. ______ of carbs = 1680 kJ of energy.
100 g
Protein structures
dehydration
Hormones
5. Micronutrients consists of Vitamins and Minerals - and _________ ______.
nucleic acids
sugar molecules
four
3870 kJ
6. ____________: when molecules have the same chemical formula but different structures.
Four
Isomers
sugar
starch
7. Some examples of Monosaccharides are Glucose - ___________ - Fructose.
Galactose
Lipids
amino acid - hydrogen - carboxyl group - are-group
dehydration synthesis
8. _______________ ______________: double bonds exist between carbons - they are unstable and easy to break down. plant sources
sugar - phosphate - nitrogenous
Proteins
Unsaturated Triglycerides
Anabolism
9. _____________ contain up to 1000 glucose molecules linked together.
Essential amino acids
amylose
Polar - non-polar
Lipids
10. _________________ are made of a single sugar unit.
Lipids
Maltose
Dehydration synthesis
Monosaccharides
11. _____________ is when a protein changes shape permanently.
saturated - unsaturated
Essential amino acids
Coagulation
Non-polar
12. _______________ consists of carbohydrates - proteins - and lipids.
Macronutrients
Saturated Triglycerides
amylopectin
Lipids
13. Macronutrients consists of ______________ - proteins - and lipids.
Proteins
glycogen
carbohydrates
Lipids
14. _____________ store energy in the form of fat.
Hormones
Lipids
Defense
Catabolism
15. _________________ are made of a single sugar unit.
Monosaccharides
sugar molecules
two monosaccharides
carbohydrates - proteins - and lipids.
16. ___________ are important for long-term storage of energy.
Proteins
Lipids
Unsaturated Triglycerides
four
17. ________________ consists of Vitamins and Minerals - and Nucleic Acids.
Micronutrients
four
carbohydrates - proteins - and lipids.
Nucleic Acids
18. The three types of Polysaccharides are _____________ - _____________ - and _____________.
Proteins
Hormones
phosphate
starch - glycogen - cellulose
19. ____________ _______ are genetic material that directs cell activity.
Macronutrients
Coagulation
carbohydrates
Nucleic Acids
20. _____________ are made of building blocks called amino acids. Found in meat - eggs - fish - nuts - beans - dairy.
Maltose
Proteins
Glycerol - fatty acid
Waxes
21. _____________ look like amylopectin but only have 16-24 glucose on each branch.
nitrogenous
Secondary Protein Structure
glycogen
starch - glycogen - cellulose
22. Carbohydrates are made of all ________ ____________.
Glucose - Galactose - Fructose
Non-polar
Isomers
sugar molecules
23. ________ includes all fats and oils.
Saturated Triglycerides
glycogen
Lipids
three
24. _______________ are fast sources of energy.
Motion
Carbohydrates
Cellulose
Lipids
25. Proteins help keep our cells and muscles in _________.
peptide bond
Disaccharides
Motion
Carbohydrates
26. Macronutrients consists of carbohydrates - __________ - and lipids.
Macronutrients
dehydration synthesis
proteins
Hydrophilic - hydrophobic
27. ______ of carbs = 1680 kJ of energy.
100 g
Disaccharides
amylopectin
Glucose
28. __________ = glucose + fructose.
saturated - unsaturated
complex chemicals
Primary Protein Structure
Sucrose
29. _____________ is when a protein changes shape temporarily.
Denaturation
Support
plant cells
Lipids
30. _____________ _____________ _____________- a single chain of sequenced amino acids.
Maltose
Primary Protein Structure
sugar
Polymers
31. Lipids __________ - and ____________ organs.
Nucleic Acids
cushion - insulates
Protein structures
amylopectin
32. The chemical reaction for glycerol and fatty acids combining together to form triglyceride is also called _______________ _____________.
Sucrose
Proteins
Maltose
Dehydration synthesis
33. Nucleic acids are composed of _______ - phosphate - and nitrogenous bases.
Sterols
Fructose
Lipids
sugar
34. Starches are _______ polysaccharides - stores energy for _______.
plant
Protein structures
Key components
Dehydration synthesis
35. ______ are the structural components of cell membranes.
Monosaccharides
Dehydration synthesis
Lipids
Polar - non-polar
36. __________ _____ ___________ help in chemical reactions.
Amylose - amylopectin
Glucose
Protein structures
vitamins and minerals
37. Lipids are _____________ (does not dissolve in water).
Four
Nucleic Acids
Carbohydrates
Non-soluble
38. _____________ is when a protein changes shape temporarily.
Isomers
carbohydrates - proteins - and lipids.
Denaturation
Non-soluble
39. Lipids are _____________ (does not dissolve in water).
Non-soluble
amylopectin
sugar
Cellulose
40. Nucleic acids are composed of sugar - phosphate - and _____________ bases.
Saturated Triglycerides
amylose
nitrogenous
Carbohydrates
41. ________ are used to maintain a body temperature.
energy and molecules
Lipids
Waxes
Proteins
42. Vitamins and Minerals are often found in __________ _________.
Polar - non-polar
Phospholipids
vitamins and minerals
complex chemicals
43. Synthesis of more complex substances from simpler ones.
dehydration synthesis
Saturated Triglycerides
Anabolism
Amylose - amylopectin
44. _____________ contain up to 1000-6000 glucose molecules linked together.
two monosaccharides
Isomers
amylopectin
glycogen
45. When two monosaccharides combine together - the chemical reaction is call _____________ _____________.
Triglycerides - phospholipids - waxes - sterols
Polar - non-polar
Galactose
dehydration synthesis
46. Some examples of Monosaccharides are _________ - ___________ - __________.
Proteins
Glucose - Galactose - Fructose
Enzymes
Macronutrients
47. __________ _____ ___________ help in chemical reactions.
vitamins and minerals
Lipids
dehydration
glycogen
48. _____________ contain many branches that make up 24-36 glucose molecules.
Fructose
Lipids
Waxes
amylopectin
49. The three types of Polysaccharides are _____________ - glycogen - and cellulose.
Support
Disaccharides
Amylose - amylopectin
starch
50. Every living thing requires a constant supply of __________ ___ ____________.
Triglycerides
nitrogenous
energy and molecules
Non-polar
Sorry!:) No result found.
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests