Astronomy Unsw - Phys 1160 Module 3 Answers

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PHYS1160-­Introduction  to  Astronomy  T1  2014
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UNSWA  -­  University  of  New  South  Wales SCI  -­  Faculty  of  Science PHYS  -­  School  of  Physics Module  3  (Weeks  5-­6)  —  Life  on  Earth  and  in  the  Solar  System PHYS1160-­5144_01311

Module  3  Quiz

Quiz  navigation
1 2 3 4 5 6 7 8 9 10 11

Started  on State Completed  on Time  taken Grade
Question  1 Correct Mark  5.00  out  of 5.00 Flag  question

Saturday,  19  April  2014,  4:38  PM Finished Saturday,  19  April  2014,  5:30  PM 51  mins  31  secs 100.00  out  of  a  maximum  of  100.00

12 13 14 15 16 Finish  review

Which  of  the  following  can  cause  mutations  in living  organisms? Select  one: A.  natural  selection B.  a  changing  environment C.  reproduction D.  ultraviolet  light  and  toxic  chemicals   Check

Correct
Marks  for  this  submission:  5.00/5.00.

Question  2 Correct Mark  5.00  out  of 5.00 Flag  question

The  human  species  Homo  sapiens  is  a  member of  which  of  the  following  taxonomic  divisions. SELECT  ALL  THAT  APPLY Select  one  or  more: A.  The  phylum  Chordata  (animals  with  a notchord)   B.  The  order  Monotremata  (monotreme mammals) C.  The  suborder  Anthropoidea,  including monkeys  and  apes   D.  The  domain  Archaea E.  The  domain  Eukarya   Check

Correct
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Question  3 Correct Mark  10.00  out  of 10.00 Flag  question

Prokaryotes  and  Eukaryotes  —  Living organisms  can  be  divided  into  the  Prokaryotes (including  the  domains  archaea  and  bacteria) and  the  Eukaryotes  (domain  eukarya).  Which  of the  following  features  are  those  of  Eukaryotes and  which  apply  to  the  Prokaryotes. Are  believed  to have developed through  the process  of endosymbiosis Cells  have  a nucleus

Eukaryotes

Eukaryotes

Cells  include structures such  as mitochondria and chloroplasts Fungi  belong to  this  group  of organisms Were  the  first living organisms  to evolve  the process  of photosynthesis Includes  most of  the organisms classified  as extremophiles

Eukaryotes

Eukaryotes

Prokaryotes

Prokaryotes

Check

Correct
Marks  for  this  submission:  10.00/10.00.

Question  4 Correct Mark  10.00  out  of 10.00 Flag  question

Evolution  —  Choose  the  word  or  words  that best  fills  the  blank  in  each  sentence Evidence supporting the  theory  of

artificial selection

the  theory  of evolution  is the substantial changes  to living organisms achieved through ________  in the  breeding of domesticated species. Darwin's theory  of evolution  is based  on  the mechanism  of ________  . For  evolution to  operate there  must  be both  heredity and ________  . The  process of  unzipping the  DNA double  helix and  making two  copies  of the  original  is called ________  . The  process of  copying  a sequence from  DNA  to RNA  is  called _________  . One  source  of the  variation needed  for evolution  to operate  is  the occurence  of ________  in genes  due  to copying errors  and transcription natural selection

variation

replication

mutation

errors  and environmental factors.

Check

Correct
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Question  5 Correct Mark  5.00  out  of 5.00 Flag  question

Some  of  the  earliest  fossil  evidence  for  life  on Earth,  in  the  form  of  stromatolites  and microfossils  has  been  found  in: Select  one: A.  The  Isua  region  in  Greenland B.  the  Pilbara  region  of  Western  Australia   C.  The  Ediacara  hills  in  South  Australia D.  Shark  Bay  in  Western  Australia Check

Correct
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Question  6 Correct Mark  5.00  out  of 5.00 Flag  question

The  Miller-­Urey  experiment  is  important because Select  one: A....
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