Download SGBAU BSc 2019 Summer 1st Sem Biochemistry Biomolecules n Nutrition Question Paper

Download SGBAU (Sant Gadge Baba Amravati university) BSc 2019 Summer (Bachelor of Science) 1st Sem Biochemistry Biomolecules n Nutrition Previous Question Paper

Time
: 'l?hrce Hours]
B.Sc. Parl-I (Scmestcr?I) Examination
IS : BIOCHEMISTRY
(Biomolecules and Nutrition)
AVV?l 634
[Maximum Marks : 80
Note :? All questions are compulsory and carry equal marks except question No. l carrying 8 marks.
1. (A) Fill in the blanks (V; mark each) :
(i) The charged molecule which is electrically neutral is known as V:
(ii) Nucleic acids are polymers of . ?/2
(iii) The Pyrimidine present in DNA but absent in RNA is . '/2
(iv) The vitamin required for carboxylation reaction is '/2
(B) Choose the correct alternatives :
(1) Which one of the following is not a basic amino acid ?
(a) Arginine (b) Histidine
(c) Lysine (d) Glycine ?2
(2) De?ciency of which one of the following causes Night blindness ??
(a) VitaminA (b) Vitamin K
(c) Vitamin C (d) Vitamin D V2
(3) Number of base pairs present in B-DNA are :
(a) 10 (b) 11
(c) 9 (d) 7 1/2
(4) One gram of carbohydrate produces :
(a) 4 K cal (b) 9 K cal
(c) 10 K cal (d) 3 K cal 1/:
(C) Answer in one sentence :
(3) De?ne essentials of Amino Acids 1
(b) De?ne RQ 1
(0) De?ne Acid Value 1
(d) De?ne Vitamin. 1
2. Describe structure and functions of cellulose, starch and chondriotin sulfate. 12
OR
Describe with examples Mutarotation, Optical Activity and Epimerism in Carbohydrates.
12
3. (:1) Discuss with examples Saponi?calion value and Iodine 'number of fats. 4
(b) Describe structure and functions 01? sphingomyelin. 4
(c) Describe structure and functions of Ergosterol. 4
OR
YBC?15208 1 (Contdi)

(p)
(q)
(r)
Discuss Nomenclature and structures of unsaturated fan) acids.
Discuss the ChemiSIry and hmmons of Gangliosides.
Explain Rancidily of fats.
4
4
4
4. Deseribc classi?cation of promns lwased on solubility; shape and composition and add a
note on Zwitlcr ionic structure of amino acids.
OR
12
Describe structure and functions of Myoglobin. Kcratins and add a note an salling out Of
Proteins.
5. (a)
(b)
(C)
(p)
(q)
(r)
6 (21) Draw the structure of A?l?P, (jl?i?. TTP and ("I'R
(b) Describe. in brief double Helml Structure of DNA.
(0) Dcscribe Hershey and Chase experiment.
OR
(p) Explain Pl'ysiological rule of Rile pigments.
(q) Explain chemistry of C'j.'t0:hmucs.
(r) Describe szructure and I'undions 0f t-RNAV
7 (21) Describe STruclure, funcrio :9 and :le?ciency nf Vixamin Bo?
(b) Describe Chemistry and functions 01' Hormones of Adrenal Medulla.
(c) Describc sources, da-Iy allowances and functions of Vitamin B12.
0R
(pf) Describc Ilormones m? l?ostsrin" Pituitary Gland.
((1) Describe classi?cation of Hmmoncs.
(r) Describe structure and function; Cf Vitamin D.
YBC?15208 ;
Explain the importance of Iodhe and Calcium in human nutrition.
Explain diet for old persons.
Describe in brief nuirimmll importance of proteins.
OR
Describe fatty liver.
Explain the concept 0! SBA and RQ.
Explain Nutritional importance of lipids.
h.)
12
4
4
4
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4;.