Solapur University Question Paper,CELL BIOLOGY AND BIOSTATISTICS Paper – I : Cell Biology,2014 Question Paper, B.Sc. – I (Semester – I) Biotechnology (New)

Solapur University Question Paper
B.Sc. – I (Semester – I) Biotechnology (New) Examination, 2014
 CELL BIOLOGY AND BIOSTATISTICS
Paper – I : Cell Biology
Day and Date : Wednesday, 11-6-2014 Total Marks : 50
Time : 3.00 p.m. to 5.00 p.m.
N.B. : 1) All questions are compulsory.
2) Figures to the right indicate full marks.
3) Draw neat labelled diagram wherever necessary.
1. Rewrite the sentences by using correct alternative. 10
1) Bacteria carry extrachromosomal elements in the form of small, circular and
closed DNA molecules called
a) Bacterial Chromosome b) Plasmid DNA
c) Bacterial DNA d) Phagmid
2) is known as powerhouse of cell.
a) Golgi complex b) Mitochondria
c) Ribosomes d) Nucleus
3) The plasma membrane of plant cell is surrounded by a rigid cell wall made
by
a) Cellulose b) Nucleoplasm
c) Plasmid d) Cosmid
4) Na K / ATPase + + − pump is an example of
a) Passive transport b) Active transport
c) Simple diffusion d) Facilitated diffusion
P.T.O.
Seat
No.
SLR-DN – 48 -2-
5) The process in which water molecules enter into the cell is known
 as
a) Endosmosis b) Exosmosis
c) Plasmolysis d) Water transport
6) are the proteins, which are embedded within lipid layer of membrane
acts as a carrier or transporter.
a) Amylase b) Lipases
c) Permeases d) Pectin
7) In most organisms is the start or initiation codon.
a) UUG b) ACA
c) GGA d) AUG
8) The longest phase of meiotic division is
a) Prophase – I b) Metaphase – I
c) Anaphase – I d) Telophase – I
9) is the cell organelle containing hydrolytic enzymes.
a) Mitochondria b) Lysosomes
c) ER d) Golgi complex
10) A defect in protein transport into peroxisome leads to syndrome.
a) Down’s b) Klinefelter’s
c) Zellweger d) Turner’s
-3- SLR-DN – 48
2. Answer any five of the following : 10
1) Define cell growth.
2) What are Microvilli ?
3) Write the characteristics of PPLO’s.
4) Sketch and label the diagram of Nucleus.
5) Enlist 4 differences between prokaryotes and eukaryotes.
6) Write the functions of centriole.
3. A) Answer any two of the following : 6
1) Describe Anaphase of mitosis.
2) Write a note on intracellular compartment.
3) Describe bulk transport.
B) Describe the ultrastructure of plasma membrane. 4
4. Answer any two of the following : 10
1) Define giant chromosome. Describe in detail polytene chromosome.
2) Give generalised structure of animal cell.
3) Describe the stages of prophase – I of meiosis – I.
5. Answer any two of the following : 10
1) What is protein trafficking ? Explain protein transport occurs in Mitochondria.
2) Describe an account of passive diffusion.
3) Describe in brief types of cell signalling.
___________________
SLR-

B.Sc. – I (Semester – I) Biotechnology (New),2014 Question Paper,Fundamentals of Chemistry and Biophysics BIOPHYSICS (Paper – II),Solapur University Question Paper

Solapur University Question Paper
B.Sc. – I (Semester – I) Biotechnology (New) Examination, 2014
Fundamentals of Chemistry and Biophysics
BIOPHYSICS (Paper – II)
Day and Date : Tuesday, 10-6-2014 Total Marks : 50
Time : 3.00 p.m. to 5.00 p.m.
N.B. 1) All questions are compulsory.
2) Figures to the right indicate full marks.
3) Draw neat diagrams wherever necessary.
4) Use of logarithmic table is allowed.
1. Select correct alternative from the following : 10
i) Viscosity of liquid ___________________ with increase in temperature.
a) Decreases b) Increases
c) Does not change d) None of these
ii) If the frequency of waves is above ___________________ then they are called
ultrasonic waves.
a) 20 Hz b) 1 KHz
c) 2 KHz d) 20 KHz
iii) When an angle of incidence ‘i’ is equal to 25°, by the law of reflection an
angle of reflection is equal to ___________________
a) 45° b) 50°
c) 30° d) 25°
iv) Cgs unit of viscosity is ___________________
a) Newton b) Poise
c) Erg d) Hertz
P.T.O.
Seat
No.
SLR-DN – 47 -2-
v) Young’s modulus is the property of ___________________
a) Only solids b) Only liquids
c) Solids and liquids d) Liquids and gases
vi) By Brewster’s law, polarising angle (ip) and refractive index ( ) μ are related
as ___________________
a) ( ) p μ = tan i b) ( ) p μ = Sin i
c) ( ) p μ = cos i d)
p
i
1
μ =
vii) ___________________ indicates the resistance offered by the material when an
attempt is made to change in its shape.
a) Young’s modulus b) Modulus of rigidity
c) Bulk modulus d) None of these
viii) If water flows through a horizontal canal calmly then the type of flow is
___________________
a) Circular b) Turbulent
c) Streamline d) None of these
ix) For constructive type of interference of light, the path difference between two
monochromatic light waves reaching at a point is___________________
a) nλ b) 2 nλ
c) ( ) 2 n +1 λ d) ( ) 2
2n 1 λ
+
x) Angle of contact between pure water and clean glass is___________________
a) 90° b) Zero
c) 120° d) 50°

 -3- SLR-DN – 47
2. Answer any five of the following : 10
1) Define : a) Stress b) Strain
2) What is Doppler effect ?
3) State any two applications of a Laser source of light.
4) Define : a) Range of molecular attraction
b) Sphere of influence
5) State the properties of ultrasonic waves.
6) Define coefficient of viscosity.
3. A) Attempt any two of the following : 6
1) How beats are formed ? State any two applications of beats.
2) Describe the process of pumping used in production of laser.
3) Explain streamline flow and turbulent flow of a liquid.
B) What is elasticity ? Explain the importance of elasticity. 4
4. Attempt any two of the following : 10
1) What are ultrasonic waves ? Explain in brief any two applications of them.
2) Describe the working of venturimeter.
3) Discuss the factors affecting surface tension.
5. Attempt any two of the following : 10
1) Write a note one Nicol prism.
2) Describe Jaeger’s method for measurement of surface tension.
3) What do you mean by
a) Young’s modulus
b) Bulk modulus
c) Modulus of rigidity ?
state the relation between them.
___________________