,15 .............. isxthexabilityxofxanxorganismxtoxadjustxtoxchangesxinxitsxinternalxandxexternalxenvironments
(A) Responsiveness
(B) Movement
(C) Locomotion
, (D) Allxofxabove
AnsxA DiffxHard Pagex15
16. Anatomicxstructuresxandxphysiologicalxprocessesxallowxrunnersxtoxcoordinatexthexactionxofxmusclexg
roupsxandxsweatxinxresponsextoxrisingxinternalx………..x.
(A) Bodyxtemperature
(B) Bloodxpressure
(C) Hormonexlevel
(D) Allxofxabove
AnsxAxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx DiffxHard
.................. Pagex16x17
.................. isxallxofxthexchangesxthexbodyxgoesxthroughxinxlife.
(A) Development
(B) Growth
(C) Reproduction
(D) Allxofxabove
AnsxA DiffxMedium Pagex16
18. Developmentxincludesxthexprocessxofx……….x.
(A) Differentiation
(B) Growth
(C) Repair
(D) Allxofxabove
AnsxD DiffxMedium Pagex16
19. HumansxhavexbeenxadaptingxtoxlifexonxEarthxforxatxleastxthexpastx………….x.
20. Atmosphericxairxisxonlyxabout ............. percentxoxygen,xbutxthatxoxygenxisxaxkeyxcomponentxofxthe
chemicalxreactionsxthatxkeepxthexbodyxalive,xincludingxthexreactionsxthatxproducexATP
(A) 20
(B) 30
(C) 40
(D) 60
AnsxA DiffxMedium Pagex17
21. Controlledxhypothermiaxoftenxisxused,xforxexample,xduringxopen-heartxsurgeryxbecausexit ............ the
metabolicxneedsxofxthexbrain,xheart,xandxotherxorgans,xreducingxthexriskxofxdamagextoxthem.
(A) Decreases
(B) Increases
(C) Remainsxconstant
(D) Nonexofxabove
AnsxA DiffxMedium Pagex18