Course
Code:
BM120
Date:
Q.
No.
Time:
Instructions:
Instructions:
08/12/2022
School:
School
of
Science
Program/s:
BMS
Year
1st
Examination year: December-
2022
Examination:
End
Semester
Examination
8:30 am to 10:30 am
Course
Name:
Cell
Biology
Write
each
answer
on
a
new
page
Q.1
Q1
Do
as
directed
(12M)
Semester:I
Draw
neat
and
well-labelled
diagrams
wherever
required
Write each answer
on
a
new
page.
Use
of
a
calculator
is
permitted/not
permitted.
COs=Course
Outcome
mapping.
#
BTL=Bloom's
Taxonomy
Level
mapping
Details
A.
Choose
the
correct
option
from
the
options
given
below
(3Marks)
1.Which
part
of
the
compound
microscope
helps
in
gathering
and
focusing
light
rays
on
the
specimen
to
be
viewed?
a)
Eyepiece
lens
b)
Objective
lens
c)
Condenser
lens
d)
Magnifying
lens
2.
In
fluorescence
microscopy,
which
of
the
following
removes
all
light
except
the
blue
light?
a)
Exciter
filter
b)
Barrier
filter
c)
Dichroic
mirror
d)
Mercury
arc
lamp
3.
Which
of
the
following
do
not
have
a
nucleus
a)
Nerve
Cell
b)Muscle
cell
c)
RBC
Enrollment
No
d)WBC
B.
Fill
in
the
blanks
with
the
appropriate
answer
(5Marks)
4.
At
the
nuclear
envelope,
the
1.Total
Magnification
can
be
obtained
by
adjusting
the
Magnifying
power
of
and
Total
Marks:
40
Total Pages: 2
2.
In
the
nucleus,
the
lipid
bi-layers
are
separated
by
a
thin
space
known
as
the
3.
The
heterochromatin
is
composed
of
transcriptionally
active
regions
that
has
the
structural
and
functional
characteristics
of
the
heterochromatin
and
type
laminins
provide
a
stiffness
to
the
nucleus,
and
helps
in
chromatin
remodelling
during
replication.
Marks
COs
12
BTL'
BT1,
CO1,2,3,4|
BT2,
BT3
