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BSC 1005 Questions and Answers (100% Correct Answers) Already Graded A+

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BSC1005 Questions and Answers (100%
Correct Answers) Already Graded A+


what is science [ Ans: ] science is a process for understanding
the world through an intellectual activity, encompassing
observation, description, experimentation, and explanation of
natural phenomena.
What are the scientific method steps [ Ans: ] >Observe a
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phenomenon
>Propose an explanation for it
>Test the proposed explanation through a series of experiments
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>Accurate & valid,
or...
>Revised or alternative explanations proposed
key aspects of well-designed expiriments [ Ans: ] Controlled
experiments increase the power of our observations.
Treatment
any experimental condition applied to individuals
2. Experimental group
a group of individuals who are exposed to a particular treatment
3. Control group
a group of individuals who are treated identically to the
experimental group with the one exception: they are not exposed
to the treatment
4. Variables

, 2
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characteristics of your experimental system that are subject to
change
how can the scientific method be used to help make wise
decisions [ Ans: ] Through its emphasis on objective observation,
description, and experimentation, science is a pathway by which
we can come to discover and better understand the world
around us.
Major themes in biology [ Ans: ] >What is the chemical and
physical basis for life and its maintenance
>undestanding hot the world works
>How do organisms use genetic information to build themselves
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and to reproduce
what is the scientific method [ Ans: ] the scientific method
(observation, hypothesis, prediction, test, and conclusion) is a
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flexible, adaptable, and efficient pathway to understanding the
world because it tells us when we must change our beliefs.
how to make observations [ Ans: ] making observations using our
senses about the world, noting apparent patterns or cause-and-
effect relationships.
The Null Hypothesis [ Ans: ] A hypothesis that states a lack of
relationship between two factors; easier to disprove


A negative statement that proposes that there is no relationship
between two factors
alternative hypothesis [ Ans: ] supported or that it is highly
probable that an alternative is supported.
efficay [ Ans: ] the effectiveness or the ability to produce a
desired or intended result.
theories [ Ans: ] is an explanatory hypothesis for natural
phenomena that is exceptionally well-supported by empirical
data

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