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TLS Online TPP Program

#Question id: 19172

Select the correct statement for Column Chromatography from the following options.

#Unit 13. Methods in Biology
  1. The lesser the polarity of solute, more strongly it will be adsorbed on a polar surface
  2. The greater the polarity of solute, more weakly it will be adsorbed on a polar surface
  3. The greater the polarity of solute, more strongly it will be adsorbed on a polar surface
  4. All of the mentioned option
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TLS Online TPP Program

#Question id: 5161

#General Aptitude

Find the unit digit of 83 × 87 × 93 × 59 × 61. 
TLS Online TPP Program

#Question id: 5162

#General Aptitude

Find 1/2 + 1/6 + 1/12 + 1/20 +------------------ +1/132=?
TLS Online TPP Program

#Question id: 5163

#General Aptitude

Find 1/(√9 - √8) + 1/(√8 - √7) +--------------------- + 1/(√5 - √4) = ?
TLS Online TPP Program

#Question id: 5164

#General Aptitude

When define a function f(N) = sum of digits of N , expressed as decimal number. E.g. F(137) = 1 + 3 + 7 = 11 : Evaluate f(2^7 3^5 5^6) .
TLS Online TPP Program

#Question id: 5165

#General Aptitude

A 3-digit number 4a3 is added to another 3-digit number 984 to give a 4-digit number 13b7,which is divisible by 11. Then (a+b)=? 
TLS Online TPP Program

#Question id: 5166

#General Aptitude

Which of the following is the largest ?