KCET 2004 Biology Question Paper with Answer Key PDF (May 18)

KCET Questions

• 1.

  Which one of the following is an amphoteric oxide?

  • $ZnO$
  • $Na _{2} O$
  • $SO _{2}$
  • $B _{2} O _{3}$
  View Solution

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• 2.

  In Leucosolenia, food is stored in

  • archaeocytes
  • choanocytes
  • amoebocytes
  • porocytes
  View Solution

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• 3.

  Acetaldehyde gives orange coloured precipitate on treatment with

  • 2, 4-DNP
  • $NH_2OH $
  • $NaHSO_3$
  • NaOH
  View Solution

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• 4.

  Among the following, the achiral amino acid is

  • 2-ethylalanine
  • 2-methylglycine
  • 2-hydroxymethylserine
  • tryptophan
  View Solution

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• 5.

  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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• 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
  • $\lambda$
  • $25\,\lambda$
  View Solution