Download PTU B.Sc-MLS 2020 March 1st Sem 48050 Basics Of Biochemistry Question Paper

Download PTU (I.K. Gujral Punjab Technical University Jalandhar (IKGPTU) B.Sc MLS (B.Sc Medical Laboratory Sciences) 2020 March Previous Question Papers

1 | M-48050 (S2)-1649
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Sc.(MLS) (2014 to 2017) (Sem.?1)
BASICS OF BIOCHEMISTRY
Subject Code : BMLS-105
M.Code : 48050
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.

SECTION-A
1) Answer briefly :
a) Why should infected glass wares be sterilized before use?
b) What is N/10 HC1 solution?
c) What is a buffer?
d) What is S.I. unit of mass, time and length?
e) What is a primary standard?
f) What do you mean by C.G.S units of measurement?
g) Describe various parts of an analytical balance.
h) How to dry glassware?
i) How we calibrate pH meter?
j) What is Vant Hoff?s equation?
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1 | M-48050 (S2)-1649
Roll No. Total No. of Pages : 02
Total No. of Questions : 09
B.Sc.(MLS) (2014 to 2017) (Sem.?1)
BASICS OF BIOCHEMISTRY
Subject Code : BMLS-105
M.Code : 48050
Time : 3 Hrs. Max. Marks : 60
INSTRUCTION TO CANDIDATES :
1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks
each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students
have to attempt any TWO questions.

SECTION-A
1) Answer briefly :
a) Why should infected glass wares be sterilized before use?
b) What is N/10 HC1 solution?
c) What is a buffer?
d) What is S.I. unit of mass, time and length?
e) What is a primary standard?
f) What do you mean by C.G.S units of measurement?
g) Describe various parts of an analytical balance.
h) How to dry glassware?
i) How we calibrate pH meter?
j) What is Vant Hoff?s equation?
2 | M-48050 (S2)-1649
SECTION-B
2) Explain the basic technique of storage of chemicals.
3) Write short note on care and maintenance of analytical balance.
4) Differentiate endosmosis from ex-osmosis.
5) What steps are involved in the calibration of burettes?
6) Write short note on the responsibilities of the medical lab technologist.

SECTION-C
7) Discuss what are normal and molar solutions? How is standard solution prepared?
8) Explain the method of preparation of distilled water and its storage.
9) Write down the steps involved in the preparation of chromic acid solution for washing
purposes in biochemistry lab.










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