Test Bank For Nesters Microbiology A Human Perspective 8th Edition By Anderson Lecturer

Test Bank For Nesters Microbiology A Human Perspective 8th Edition By Anderson Lecturer

Chapter 02

The Molecules of Life

Multiple Choice Questions

1. In addition to investigations with bacteria that led to him being considered the Father of Microbiology, Pasteur alsoA. found that some molecules can exist as stereoisomers.B. created aspartame.C. separated organic acids using a microscope.D. discovered polarized light.E. found that some molecules can exist as stereoisomers AND separated organic acids using a microscope.

Bloom’s Level: 1. RememberLearning Outcome: 02.01Section: 02.01Topic: Chemistry

2. The negatively charged component of the atom is theA. proton.B. nucleus.C. neutron.D. electron.

Bloom’s Level: 1. RememberLearning Outcome: 02.01Section: 02.01Topic: Chemistry

3. The part of the atom that is most involved in chemical reactivity is theA. proton.B. neutron.C. electron.D. nucleus.

Bloom’s Level: 2. UnderstandLearning Outcome: 02.01Section: 02.01Topic: Chemistry

4.  ElectronsA.  are found in areas outside the nucleus known as orbitals.B.  may gain or lose energy.C.  may move from one orbital to another.D.  are located farthest from the nucleus and have the least energy.E.  are found in areas outside the nucleus known as orbitals, may gain or lose energy, and may move from one orbital to another. 

Bloom’s Level: 1. RememberLearning Outcome: 02.01Section: 02.01Topic: Chemistry

Check All That Apply Questions

5.

The atomic number for an atom of a specific element is equal to (Check all that apply)

2-12-2013__X__  

the number of electrons in a single atom of that element._____ the number of electrons plus neutrons in a single atom of that element.__X__ the number of protons in a single atom of that element._____ the number of neutrons and protons in a single atom of that element.

Bloom’s Level: 1. RememberLearning Outcome: 02.01Section: 02.01Topic: Chemistry

Multiple Choice Questions

6.  Sharing of electrons between 2 atoms forms a(n)A.  hydrogen bond.B.  ionic bond.C.  covalent bond.D.  strong bond.E.  covalent bond AND strong bond. 

Bloom’s Level: 2. UnderstandLearning Outcome: 02.03Section: 02.02Topic: Chemistry

7. If electrons are gained or lost in the formation of a bond, the bond is termedA. covalent.B. hydrogen.C. ionic.D. nonpolar.

Bloom’s Level: 2. UnderstandLearning Outcome: 02.03Section: 02.02Topic: Chemistry

8. Charged atoms are termedA. ions.B. neutrons.C. molecules.D. polymers.

Bloom’s Level: 1. RememberLearning Outcome: 02.03Section: 02.02Topic: Chemistry

9. WaterA. is a polar molecule.B. is referred to as a universal solvent.C. makes up over 70% (by wt.) of an organism.D. is often a product or reactant in chemical reactions.E. All of the choices are correct.

Bloom’s Level: 2. UnderstandLearning Outcome: 02.05Section: 02.03Topic: Chemistry

10. pHA. is a measure of the hydrogen ion concentration.B. utilizes a scale from 5 to 8.C. is a linear (not logarithmic) scale.D.  

is an abbreviation for “power of helium.”

E.  

is a measure of the hydrogen ion concentration, utilizes a scale from 5 to 8, AND is a linear (not logarithmic) scale.

Bloom’s Level: 2. UnderstandLearning Outcome: 02.06Section: 02.03Topic: Chemistry