Question 1

A student encounters an organism that resembles a plant and whose cells contain a nucleus.The organism is most likely classified as a(n) ____.

Accepted Answer

A)  Bacteria 
B)  Archaea 
C)  Eukarya 
D)  Animalia 
E)  Amoeba

Question 2

The information in DNA is copied into molecules of ____.

Accepted Answer

A)  lipid 
B)  carbohydrates 
C)  hydrogen peroxide 
D)  oxygen 
E)  RNA

Question 3

A series of programmed changes encoded in DNA, through which a fertilized egg divides into many cells that ultimately are transformed into an adult organism, is known as ____.

Accepted Answer

A)  inheritance 
B)  compensation 
C)  homeostasis 
D)  transformation 
E)  development

Question 4

A cell that is observed under the microscope is found to have its DNA enclosed in a nucleus, and has other specialized internal compartments.The cell is a(n) ____.

Accepted Answer

A)  prokaryote 
B)  bacterium 
C)  eukaryote 
D)  E.coli 
E)  P.aureus

Question 5

Destruction of forest ecosystems in Brazil affects the amount of CO2 taken up from the atmosphere.In consequence, altered levels of atmospheric CO2 may affect the climate in the American midwest.A person who studies these types of interactions would probably be called a(n) _____.

Accepted Answer

A)  biosphere biologist 
B)  community biologist 
C)  ecosystem biologist 
D)  physiological ecologist 
E)  population biologist

Question 6

Emergent properties are

Accepted Answer

A)  characteristics of nonliving matter. 
B)  exclusive to atoms but not molecules. 
C)  neither exclusive to molecules nor compounds. 
D)  characteristics that depend on the level of organization of matter but do not exist at lower levels of organization. 
E)  exclusive to multicellular organisms.

Question 7

Explain the need for a null hypothesis, especially in ecology and evolution.What does a null hypothesis accomplish?

Accepted Answer

The answer of Explain the need for a null hypothesis,...

Question 8

The difference between living and nonliving matter depends not only on the kinds of atoms and molecules present, it also depends on ____.

Accepted Answer

A)  their electrons 
B)  their chemical interactions 
C)  their compounds 
D)  their organization and interactions 
E)  their chemical complexity

Question 9

____ contain DNA, but are not considered to be alive because they cannot reproduce independently of their host.

Accepted Answer

A)  Prions 
B)  Eukaryotes 
C)  Prokaryotes 
D)  Viruses 
E)  Cells

Question 10

Cats, dogs, and fish are consumers that have the ability to move actively from one place to another.These organisms belong to the ____ kingdom.

Accepted Answer

A)  Plantae 
B)  Fungi 
C)  Animalia 
D)  "Protist" 
E)  Bacteria

Question 11

If a biologist searches for explanations about natural phenomena solely to satisfy his or her curiosity and advance our collective knowledge of living systems, then, this researcher is a(n):

Accepted Answer

A)  applied researcher. 
B)  basic researcher. 
C)  general researcher. 
D)  simple researcher. 
E)  scientist.

Question 12

Applied researchers conduct their work to:

Accepted Answer

A)  solve specific practical problems. 
B)  solve any problem they face. 
C)  answer all questions. 
D)  advance our collective knowledge of living systems. 
E)  prove hypotheses.

Question 13

Use the figure above for the following question(s).
-In the illustration, which group is the most inclusive group?

Accepted Answer

A)  Canis familiaris 
B)  Animalia 
C)  Chordata 
D)  Mammalia 
E)  Eukarya

Question 14

An approach in which scientists make observations about the natural world, develop tentative explanations about what they observe, and then test those explanations by collecting more information is referred to as ____.

Accepted Answer

A)  science 
B)  education 
C)  the scientific method 
D)  the method 
E)  the biological method

Question 15

Which of the following is NOT a logical hierarchy of biological organization?

Accepted Answer

A)  cells, tissues, organs, organ systems, organisms 
B)  family, order, class, phylum, kingdom 
C)  cells, molecules, organelles, tissues, systems 
D)  molecules, cells, tissues, organ systems, populations 
E)  organisms, populations, communities, ecosystems, biosphere

Question 16

Mutations

Accepted Answer

A)  are the basis of variability among individuals. 
B)  are the basis of homogeneity in a population. 
C)  are always bad for populations. 
D)  are always good for populations. 
E)  are always harmful for individuals.

Question 17

It is through ____ that we further our knowledge of living things.

Accepted Answer

A)  ideologies 
B)  biological research 
C)  philosophy 
D)  ethics 
E)  logic

Question 18

Photosynthesis and cellular respiration are examples of ____.

Accepted Answer

A)  anabolism 
B)  catabolism 
C)  synthesis 
D)  metabolism 
E)  cleavage

Question 19

Inheritance

Accepted Answer

A)  is the process by which genetic information is transmitted to offspring. 
B)  occurs only in animals. 
C)  is a process by which proteins are transmitted to offspring. 
D)  is not a biological process. 
E)  is the process by which genetic information is transmitted to offspring and occurs only in animals

Question 20

When conducting descriptive research, a scientist primarily uses:

Accepted Answer

A)  control data. 
B)  data. 
C)  experiments. 
D)  observational data. 
E)  experimental data.

Exam 1: Introduction to Biological Concepts and Research