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Posted By: Lenin Member Level: Diamond Posted Date: 03 Jun 2008
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2004 Kerala Agricultural University M.Sc BioTechnology Sample Questions Question paper
PART A (Section I)
1. The intensity ratio of two waves is 1 : 16. The ratio of their amplitude is
(a) 1 : 16 (b) 1 : 4
(c) 4 : 1 (d) 2 : 1
2. Which one of the following is not known?
(a) HC1O (b) HFO
(c) CIF (d) ICN
3. Which of the following is non-reducing sugar?
(a) Sucrose (b) Maltose
(c) Fructose (d) None of the above
4. The reason of exhibiting Tyndall effect by colloidal particles is
(a) reflection of light (b) refraction of light
(c) polarization of light (d) scattering of light
SECTION - II
1. (13.625)10 = ( )2
(a) 1111.1011
(b) 1101.101
(c) 1011.111
(d) 1001.001
2. Find a three-digit number with base 7 which is same if we write the number in reverse order with base 11
(a) (632)7 (b) (543)7
(c) (342)7 (d) (361)7
3. The largest perfect square number of four digits with base 5 is
(a) 4411 (b) 3401
(c) 4301 (d) 4311
4. If the length of a simple pendulum is increased by 44%, then what is the appropriate change in the period?
(a) 10% (b) 22%
(c) 11% (d) 6%
Section - III
1. Which type of base pair separates first when DNA is denatured by heating?
(a) AT (b) GC
(c) AT and GC together (d) No base
2. The female gametophte in Angiosperms is
(a) ovule (b) nucellus
(c) embryo sac (d) carpel
3. A family with sympodial stem is
(a) Vitaceae (b) Cucurbitaceae
(c) Rhamnaceae (d) Liliaceae
PART - B
1. Example of episome involved with conjugation of E. coli is
(a) R factor (b) F factor
(b) Sigma factor (d) Rho protein
2.Which of the following bonds is absent in DNA?
(a) Hydrogen bond
(b) Van der Waals’ interaction
(c) Disulphide bond
(d) Hydrophobic interaction
3. Causal oganism of rinder pest in cattle is
(a) bacteria (b) fungus
(c) virus (d) mycoplasma
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