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NAS2 CHALLENGE EXAM QUESTIONS WITH 100% CORRECT ANSWER
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NAS2 CHALLENGE EXAM QUESTIONS WITH 100% CORRECT ANSWER NAS2 CHALLENGE EXAM QUESTIONS WITH 100% CORRECT ANSWER
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NAS2 CHALLENGE EXAM 2024-2025QUESTIONS WITH 100% CORRECT ANSWER
Purpose of Scientific Method - CORRECT ANSWER solve a problem or answer
a question
Question, Hypothesis, Experiment, Observe & Record, Analyze, Conclude -
CORRECT ANSWER steps of scientific method
Independent variable - CORRECT ANSWER a variable that stands alone and
isn't changed by the other variables you are trying to measure, change or
controlled
example: age
dependent variable - CORRECT ANSWER a variable dependent on other
factors, tested or measured
example: test score - factors that go into a score you receive on a test
control group - CORRECT ANSWER does not receive treatment and used to
compare or measure the other subjects
experimental group - CORRECT ANSWER exposed to changes in
independent variable
,NAS2 CHALLENGE EXAM 2024-2025
QUESTIONS WITH 100% CORRECT ANSWER
anatomy - CORRECT ANSWER branch of science concerned with bodily
structure of living organisms; structure
physiology - CORRECT ANSWER science dealing with the functions of living
things or their organs
level of organization - CORRECT ANSWER living things arranged from the
simplest to most complex are:
organelle
cells
tissues
organs
organ systems, organism
populations communities
ecosystem
biosphere
requirements for life - CORRECT ANSWER Cellular organization
Reproduction
Metabolism
, NAS2 CHALLENGE EXAM 2024-2025
QUESTIONS WITH 100% CORRECT ANSWER
Homeostasis
Heredity
Response to stimuli
Growth and development
Adaptation through evolution
survival needs - CORRECT ANSWER Food, oxygen, water, body temperature,
atmospheric pressure (oxygen/carbon dioxide exchange)
homeostasis - CORRECT ANSWER relatively constant internal physical and
chemical conditions that organisms maintain
receptor - CORRECT ANSWER senses environmental stimulus and sends info
to control center
control center - CORRECT ANSWER hypothalamus
signals effector
effector - CORRECT ANSWER responds to stimuli
example: muscle contracting
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