BIOLOGY 1201 EXAM 1 QUESTIONS AND ANSWERS 100% CORRECT
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BIOLOGY 1201
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BIOLOGY 1201
BIOLOGY 1201 EXAM 1 QUESTIONS AND ANSWERS 100% CORRECTBIOLOGY 1201 EXAM 1 QUESTIONS AND ANSWERS 100% CORRECTVBIOLOGY 1201 EXAM 1 QUESTIONS AND ANSWERS 100% CORRECT
What is life? - ANSWER-Life is recognized by what living things do and how they're organized
What are the seven observable characte...
BIOLOGY 1201 EXAM 1 QUESTIONS
AND ANSWERS 100% CORRECT
What is life? - ANSWER-Life is recognized by what living things do and how they're
organized
What are the seven observable characteristics of life? - ANSWER-1. Order
2. Evolutionary Adaptation
3. Regulation
4. Energy Processing
5. Growth and Developing
6. Response to the Environment
7. Reproduction
Why are all levels in a biological hierarchy important? - ANSWER-As we move from one
level of organization to the next there are properties we cannot observe from looking at
the level below it
What are emergent properties? - ANSWER-New properties that arise with each step
upward in the hierarchy of life, owing to the arrangement and interactions of parts as
complexity increases.
What is Reductionism? - ANSWER-the reduction of complex systems to simpler
components that are more manageable to study
What is systems biology? - ANSWER-constructing models for the behavior of whole
biological systems--and interactions across/between levels of biological organization
How does energy flow through an ecosystem? - ANSWER-Energy flows through an
ecosystems usually entering as light and exiting as heat
,How are structure and function correlated? - ANSWER-For example, the structure of a
bird's wing is adapted to fight
The lowest level of organization that can perform all activities required for life -
ANSWER-Cell
What is true of all cells - ANSWER-They are enclosed in a membrane and use DNA as
their genetic information
What are the differences between a Eukaryotic cell and a Prokaryotic cell? - ANSWER-
Prokaryotes have a nucleoid instead of a nucleus and are 10-100x smaller
Why are viruses not considered living by some people? - ANSWER-They use RNA
(they will use DNA at some point in their life though)
Does the product of a process inhibit or enhance that process? - ANSWER-Negative
feedback inhibits; Positive feedback enhances
What does evolution create in life? - ANSWER-Unity and Diversity
What ship did Darwin sail on? - ANSWER-The Beagle (1831-1836)
What did Darwin write? - ANSWER-"On the Origin of Species" (1859)
What caused Darwin to publish his findings? - ANSWER-Another scientist published a
book on evolution and Darwin expanded on it
What are the four steps in evolution? - ANSWER-1. Population w varied inherited traits
2. Elimination of individuals with certain traits
3. Reproduction of survivors
4. Increased frequency of traits that enhance survival
How does evolution create diversity? - ANSWER-Natural Selection
What is unity? - ANSWER-What we have in common w the diverse
How does evolution create unity - ANSWER-Only changes things it needs to survive
What are the 4 steps in the scientific method? - ANSWER-1. Observation
2. Generalization or Model
3. Predictions or Hypothesis
4. Test
Do you need to use the whole scientific method to be legitimate? - ANSWER-No
What is qualitative data? - ANSWER-descriptions rather than measurements
,What is quantitative data? - ANSWER-recorded measurements, which are sometimes
organized into tables and graphs
What is a controlled experiment? - ANSWER-compares an experimental group with a
control group
How many variables should differ from the control and experimental groups? -
ANSWER-one
What must observations and experimental results be in science? - ANSWER-repeatable
What are science and technology to each other? - ANSWER-Interdependent
What is science marked by? - ANSWER-Discoveries
What is technology marked by? - ANSWER-Inventions
Which of the following is NOT a requirement for a living system?
a. organization
b. cognition
c. interaction with the environment
d. reproduction
e. growth and development - ANSWER-b. cognition
The primary energy source for most life on Earth is:
a. the sun
b. gasoline
c. geothermal energy
d. energy bars
e. ATP - ANSWER-a. the sun
Studying the way different animals interact in a forest is an example of:
a. system biology
b. reductionism
c. hypotheses
d. deduction - ANSWER-a. system biology
What is an experiment? - ANSWER-a process that sets up a comparison between two
groups (control and experimental)
What is a hypothesis? - ANSWER-what the experiment is testing--a tentative statement
of fact that must be testable or falsifiable
What makes a hypothesis bad? - ANSWER-Cannot be tested
, What makes an experiment bad? - ANSWER-No control group
What is inductive reasoning? - ANSWER-drawing conclusions based on specific
observations
What is deductive reasoning? - ANSWER-using general premises to make specific
predictions
What does a scientific hypothesis lead to? - ANSWER-predictions that can be tested by
observation or experimentation
What does failure to falsify a hypothesis mean? - ANSWER-Possible traction; doesn't
automatically prove
What does it mean to prove a hypothesis? - ANSWER-To come to a mass consensus
What is a theory? - ANSWER--Broader in scope than hypothesis
-General, can lead to testable hypothesis
-Supported by large body of evidence in comparison to a hypothesis
(NOT A HYPOTHESIS)
What is the goal of science? - ANSWER-to understand natural phenomena
What is the goal of technology? - ANSWER-to apply scientific knowledge for some
specific purpose
Which of the following is NOT a part of the scientific method?
a. doing experiments
b. observations
c. formulation of models
d. belief
e. formulating hypotheses - ANSWER-d. belief
Which of the following is a characteristic of living things?
a. ability to use tools
b. ability to replicate
c. ability to move
d. ability to pass BIOL 1201 - ANSWER-b. ability to replicate
Studying climate change is an example of:
a. systems biology
b. reductionism
c. evolution
d. all of the above - ANSWER-a. systems biology
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