KCET 2015 Biology Question Paper with Answer Key PDF (May 12)

KCET Questions

• 1.

  All veins carry deoxygenated blood except

  • pulmonary vein
  • hepatic vein
  • hepatic portal vein
  • renal vein
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• 2.

  Ammonia, on reaction with excess of chlorine, gives

  • $NCl _{3}$ and $HCl$
  • $N _{4}$ and $NH _{4} Cl$
  • $NCl _{3}$ and $NH _{4} Cl$
  • $N _{2}$ and $HCl$
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• 3.

  A vessel of one litre capacity containing $1$ mole of $SO_3$ is heated till a state of equilibrium is attained. $ {2SO3_{(g)} <=> 2SO2_{(g)} + O2_{(g)}}$ At equilibrium, $0.6 \,moles$ of $SO_2$ had formed. The value of equilibrium constant is

  • 0.18
  • 0.36
  • 0.45
  • 0.68
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• 4.

  A vessel at 1000 K contains $CO_2$ with a pressure of 0.5 atm. Some of the $CO_2$ is converted into CO on the addition of graphite. It the total pressure at equilibrium is 0.8 atm, the value of K is

  • 3 atm
  • 0.3 atm
  • 0.18 atm
  • 1.8 atm
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• 5.

  Alary muscle is associated with

  • heart & circulation
  • malpighian tubules & excretion
  • trachea & respiration
  • none of the above
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• 6.

  Among the following, the achiral amino acid is

  • 2-ethylalanine
  • 2-methylglycine
  • 2-hydroxymethylserine
  • tryptophan
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