SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
CLEP Biology: Basic Chemistry
Start Test
Study First
Subjects
:
clep
,
science
,
biology
Instructions:
Answer 40 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. Most abundant form of lipids; building blocks for other lipids; have hydrophilic and hydrophobic ends; in water - will align themselves; good source of energy; found in dairy and animal tissues
Protoplasm
Proteins
Fatty acids
Colloid
2. Gives off heat; exo - outside
Structure of DNA
Entropy
Suspension
Exothermic reaction
3. Energy in motion
Carbon - hydrogen - oxygen - nitrogen - calcium
Solute
Kinetic energy
DNA
4. Dissolved
Exothermic reaction
Solute
Hydrolosys in disaccharides
Glycogen
5. Organic compounds that contain carbon - hydrogen and oxygen; provide structure and store energy
RNA
Nonreversible colloid
Second law of thermodynamics
Carbohydrates
6. Mixture of fine particles that do not settle out quickly (ex. protoplasm)
Energy is
Colloid
Reversible colloid
Kinetic energy
7. Polysaccharide; animal starch (animals and humans eat starches abd break them down to monosaccharides; the liver converts them to glycogen for storage)
First law of thermodynam ics
Glycogen
Osmosis is
Reversible colloid
8. Made of nucleotides; sugar - phosphate - base; adenine - thyOOmine; guani`ne - cytosine
Colloid
Lipids are
Cellulose
Structure of DNA
9. In any process - energy is neither created nor destroyed
Glycogen
Proteins
Fatty acids
First law of thermodynam ics
10. What is chief ingredient in living things?
Starch
Carbohydrates
Osmosis is
Carbon
11. The living content in a cell
Enzymatic
Disaccharides
Protoplasm
Colloid
12. Matter is composed of ______
Hydrolosys in disaccharides
Chitin
Elements
Solvent
13. Cannot change between gel and sol (ex. egg whites)
Nonreversible colloid
Monosaccharides
Elements
Solution
14. Smallest unit of an element
Lipids are
Biosynthesis is
Atom
RNA
15. The ability to do work
Energy is
DNA
Disaccharides
Nonreversible colloid
16. Homogenous(alike) mixture of one or more substances in another substance
Biosynthesis is
Elements
Solution
Endothermic reaction
17. The putting together of living things
First law of thermodynam ics
Biosynthesis is
Endothermic reaction
Glycogen
18. Whenever energy is used - some of the energy is wasted
Second law of thermodynamics
DNA replication
RNA
Energy is
19. Is a polysaccharide; stored by plants; a major energy source for humans; humans can't make it
Carbon
Starch
Biosynthesis is
Protoplasm
20. Stored energy
Entropy
Protoplasm
Potential energy
Glycogen
21. Dissolver (water: universal solvent)
Starch
Proteins
Solvent
Cellulose
22. Polysaccharide; strong and flexible; makes up shells of crabs - lobsters - shrimp - insects; found in cell walls of fungi
Proteins
Chitin
Entropy
Exothermic reaction
23. Proteins only one that are...
Enzymatic
DNA replication
Cellulose
Polysaccharides
24. Found in nucleus of cell; contain info necessary for the manufacture of an organism's proteins; nucleic acid form genes; watson and crick discovered
Protoplasm
DNA
Nonreversible colloid
Disaccharides
25. Absorbs heat; endo - within
RNA
Polysaccharides
Endothermic reaction
Proteins
26. Group of organic substances slightly soluble in water; very soluble in other organic liquids; mostly structural but also store energy; humans and animals store their excess energy as lipids
Proteins
Lipids are
Elements
Carbon
27. Composed of long chains of glucose; is a polysaccharide; found in plant cell walls; nondigestible by most animals; part of our diet called bulk or rubbage(fiber)
Cellulose
Entropy
Elements
Suspension
28. When a cell needs a monosaccharide - enzymes cause disaccharides to undergo hydrolysis - which means the breaking down of a disaccharide by adding a water molecule
Hydrolosys in disaccharides
Cellulose
Carbohydrates
Entropy
29. Many sugars; complex carbs
Reversible colloid
Entropy
Kinetic energy
Polysaccharides
30. Process of making two DNA molecules from one strand
DNA replication
Endothermic reaction
Starch
Solution
31. Another nucleic acid; single strand; sometime replaces thymine
Elements
RNA
Starch
DNA
32. Made of amino acids; polypeptide chain of amino acids; make up the majority of an organism's cells; used as enzymes or as building blocks
Proteins
Chitin
Solvent
Lipids are
33. Double sugars; maltose - sucrose - lactose; formed when monosaccharides undergo dehydration synthesis - when a suger looses hydrozyl group (OH) and another gives hydrogen - resulting in a water molecule and a ...
Hydrolosys in disaccharides
Disaccharides
Starch
Polysaccharides
34. Single sugars; glucose(C6H12O6) is a monosaccharide that is manufactured by plants in photosynthesis
Polysaccharides
Solution
Disaccharides
Monosaccharides
35. Elements essential to life
Protoplasm
Solution
DNA
Carbon - hydrogen - oxygen - nitrogen - calcium
36. The diffusion of water(!!) through a semipermiable membrane; equilibrium is never reached.
Hydrolosys in disaccharides
Polysaccharides
Osmosis is
Cellulose
37. Particles are mixed but not dissolved
Suspension
Second law of thermodynamics
Exothermic reaction
Solute
38. The increase in randomness and loss of usable energy
Structure of DNA
Colloid
DNA
Entropy
39. Affect the rate of the reaction but are not changed in the reaction
Catalysts
Monosaccharides
Exothermic reaction
Solute
40. Can change between gel and sol phases (ex. protoplasm)
Hydrolosys in disaccharides
Atom
Protoplasm
Reversible colloid