NAS2 Challenge Exam Questions With Correct Answers

NAS2 Challenge Exam Questions With Correct
Answers

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



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

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)