SampleBiology Test

I. True/False: Place an F before false, a T before true and leave value judgments blank. There will be one value judgment.

_____1. Cellulose can be digested by most humans and is highly nutritious.

_____2. Atoms with the same atomic number but different numbers of

neutrons are called isotopes.

_____3. As a general rule, animals are more important than plants.

_____4. Water is a good example of a molecule which is non-polar covalent.

_____5. A solution with an excess of hydrogen ions is acidic.

_____6. Enzymes that acatalyze chemical reactions are types of lipids.

_____7. An experimental control is required for a valid experiment.

_____8. An Idaho potato is an example of the carbohydrate, glucose.

_____9. Located in the nucleolous of an organism's cells is DNA which

carries the genetic code for that individual organism.

____10. The basic building blocks of lipids are fatty acids and glycerols.

II. Multiple/Choice: Choose the best response to the following.

____1. An example of a prokaryote is: a. tetanus bacteria that lives in the soil b. an amoeba that

engulfs its food c. a seaweed or kelp d. earthworm.

_____2. An example of a member of the Kingdom Protista is a. an amoeba in your mouth b. a fungus

growing on the root of a tree c. mosses and liverworts d. blue-green (cyano-) bacteria.

_____3. These organic molecules make up the bulk of the plasma or cell membrane.

a. sugars b.phospholipids c. cholesterols d. nucleic acids.

_____4. The living and non-living components that make up an area is called a(n): a. population b. biosphere

c. ecosystem d. organism.

_____5. The maintenance of internal conditions within an organism which allows it to function normally is called:

a. metabolism b. adaptation c. evolution d. homeostasis.

_____6. When viewing objects on high power, you should not operate the: a. iris diaphragm

b. fine adjustment knob c. stage adjustment knob d. coarse adjustment knob.

_____7. A strong base would have a pH of: a. 12 b. 8 c. 7 d. 3.

_____8. An organic catalyst that lowers the activation energy needed for a chemical reaction to

take place is called an: a. hormone b. enzyme c. amino acid d. fatty acid.

_____9. DNA consists of all of the following but: a. nitrogenous base b. five carbon sugar c.

amino acid d.) phosphate group.

____10. The universal solvent is: a. hydrochloric acid b. water c. mercury d. sucrose.

____11. This universal energy currency is the form of energy the cell uses and is released from

chemical bonds of glucose during cellular respiration: a. DNA b. RNA c. glycerol d. ATP.

____12. Two atoms with the same number of protons but different numbers of neutrons are called:

a. isomers b. hybrids c. isotopes d. different elements.

____13. The organized process by which a scientist tests a hypothesis is called a(n):

a. theory b. principle c. scientific method d. serendipity.

____14. If a solution becomes more acidic, it has increased the number of ____ ions in solution.

a. PO^4-- ions b. OH^- ions c. Na+ ions d. H+ ions.

____15. Fatty acids will not mix with water and so are called: a. hydrophilic b. enzymatic

c. hydrophobic d. un-important to structure of the cell

III. Match the word in Column A with a reasonable association in Column B.

Column A Column B

_____1. Cell a. water

_____2. Theory b. cell membrane

_____3. Prokaryote c. Eukarya

_____4. Eukaryote d. Biogenesis

_____5. Covalent bond e. mosquito

_____6. Peptide bond f. unit of life

_____7. Polar covalent molecule g. staphylococcus bacteria

_____8. Hydrophobic h. protein

_____9. Phospholipid i. fats

____10. Domain j. carbon to carbon bond

IV. Short Answer: Answer the following with a short list, sentence, or diagram. 3 pts. each

Five are required. You may answer a sixth for extra credit.

1. List the five Kingdoms of organisms known on Earth.

2. Draw the configuration of the atom that has an atomic number of 13 and an atomic mass of 27.

3. What elements make up the bulk of the mass (up to 95%) of animals?

4. List the four types of organic compounds and give a function for each as used by the cell and organism.

5. How is life organized? Start with the smallest and continue to the highest category.

(a diagram or list is fine here)

6. Describe the pH scale and give an example of a substance that is an acid,

a base, and a neutral substance.

V. Essay Questions: Please complete the following with a well-developed paragraph or two. Use

complete sentences for full credit. 10 pts each . Three are required but you may answer all for extra credit.

1. Compare and contrast a plant with an animal.

2. Life is dependent upon water. Name four characteristics of water which make it so indispensable for life?

3. Compare and contrast ionic and covalent bonds. Give an example of each type.

4. A spaceship lands on the back forty behind the CEF Building. You are one of the first people to reach the

Spaceship. How do you determine whether or not there is anything living on board?

Answers:

I.True/False

1. F 8. F

2. T 9. F

3. value judgment – leave it blank 10. T

4. F

5. T

6. F

7. T

II. Multiple Choice III. Matching

1.A 4. C 7. A 10. B 13. C 1. F 4. E 7. A 10. C

2.A 5. D 8. B 11. D 14. D 2. D 5. J 8. I

3.B 6. D 9. C 12. C 15. C 3. G 6. H 9. B