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Showing posts from April, 2012

Viva Voce #2

Hi, As I said in my previous post  Viva Voce #1 , my university practical exams are going on, out of the 4 practicals, now I completed 3 :) Today was a day of E.coli, as I got E.coli with all experiments :) Microbio is my favorite favorite subject, and the lab, I love to be in microbio lab with my microbial buddies :) :P Here we go with my microbiology practical exam :) I prepared well for my lab exam yesterday night. I made myself clear with all the concepts behind lab techniques and experiments. Had good confidence :) as this is my favorite lab :) I was given with a question paper saying: Major experiment:  Inoculate 10% of E.coli culture in nutrient broth of ph5 and check the growth rate by measuring turbidity and plot a graph. Minor experiment:  Perform gram staining of the given culture, observe shape, color and interpret the results. :) :) :)))) I got a biggggggggg smile when I saw this easy question paper and started with my experiment :) I cleaned and sterilized 

Viva voce #1

Hello! Here I go with my practical experience :) I'm doing my university practical examination this week. Completed 2 out of 4 practicals :) My mood got spoiled in my lab because of the moody chart!  But, successfully, did the viva voce  good for the 2 exams :) I shared some of my viva voce questions with answers as it might help someone searching for some answers (as I do every time, the day before exam) Chemical Engineering laboratory: I was given with a question : " Draw Moody chart for fluid flow through non circular pipe" with some specifications of pipe diameter. I got shocked, as I don't know what's a Moody chart! :( :( Non circular pipe?!!! Still again a great confusion! But, I managed to guess what was that non circular pipe! It is nothing but, "Annulus". We use to say " Fluid flow through annulus" , so, I got little confused with the twisted question! Then, the moody chart.. I didn't bother about that. I did the expe

Aluminium and my day

I got interest with this aluminium :) I ran for half a day for finding this Aluminium sulphate container in my department. Let me explain the lovely experiment with Aluminium and alizarine :) ( Don't continue reading if your not interested in biotech or chemicals, this is a damn boring post) Lowermost detection limit of Aluminium-Alizarine complex.  Aluminium Can :) :) :D :P An experiment, we did in our IMA (Instrumental Methods of Analysis). A sooper dooper experiment which I loved. This is because, me and one of my friend did it together while all others were doing record works. Mam explained me the procedure, I explained my friend the procedure and we did the experiment. I feel happy most times, when I'm provided with the responsibility. :) :D :P Initially, I found  very difficult to understand the principle behind the experiment, but, mam made it clear by explaining twice :) The principle is very simple as follows: Principle: Alizarine red dye and aluminiu

Hero villan

Every story has a hero and a villan (enemy). My story too have them. I love my hero, he is too smart and acts smart and good. But, this villan, he always troubles me, annoys me :( You wanna know who are they? If you imagined hero as a guy and villan as another guy, am sorry, as usual, I meant it related with my subject. The hero is antibody and villan is antigen :D :D :D My dad told me a story when I was too young ( hope I was doing 3rd class ) I got an wound in my right leg, I got fever because of the pain :( So, I didn't attend my classes that day. I was lying in my bed and dad was cleaning  and  dressing my wound. I was wearing a gown , it had a rope near the hip portion , I was chewing that rope. Dad started telling a story , " appaa kutty (dad's pet) , you should not chew your dress , your dress might have lots of germs, they are all villans (enemies) and they will fight against the soldiers in your body. I started wondering and asked him , " apaa (da