KCET 2012 Biology Question Paper with Answer Key PDF (May 21)

KCET Questions

• 1.

  All veins carry deoxygenated blood except

  • pulmonary vein
  • hepatic vein
  • hepatic portal vein
  • renal vein
  View Solution

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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 $HCl$
  View Solution

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• 3.

  Which one of the following has the regular tetrahedral structure ?

  • $XeF_4$
  • $[Ni(CN)+4]^{2-}$
  • $BF^-_4$
  • $SF_4$
  View Solution

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• 4.

  In Entamoeba histolytica, the presence of chromatid bodies is characteristic of

  • precystic stage
  • mature quadrinucleate stage
  • trophozoite stage
  • mature binucleate stage
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• 5.

  In Leucosolenia, food is stored in

  • archaeocytes
  • choanocytes
  • amoebocytes
  • porocytes
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• 6.

  After absorbring a slowly moving neutron of Mass mN (momentum $\approx$ 0) a nucleus of mass M breaks into two nuclei of masses $m_1$ and $5m_1$ ($6\, m_1 = M + mN$ ) respectively. If the de Broglic wavelength of the nucleus with mass $m_1$ is $\lambda$, the de Broglie wevelength of the nucleus will be:

  • $5\,\lambda$
  • $\lambda $\5
  • $\lambda$
  • $25\,\lambda$
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