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ASSIGNMENT 02 - MCQ by DR. KOLHE B. G. on, T.Y.B.Sc - Paper I "BIOLOGICAL TECHNIQUES"
Department of Zoology, HPT Arts & RYK Science College Nashik Multiple Choice Questions By Dr. Kolhe B. G. on,
T.Y.B.Sc
- Paper I "BIOLOGICAL TECHNIQUES"
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01)
Chromatography was introduced by ______________
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1 point
J. P. Martin
R.L.M.Synge
Mikhail Tswett
None of the above
02)
The mobile phase which passes through a chromatographic column and removes the sample components from the stationary phase is called ______________
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1 point
Eluent
Ion exchanger
Eluate
None of the above
03)
__________of chromatography, solvent moves upward through the paper by capillary action.
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1 point
Ascending mode
Descending mode
Radial mode
Two dimentional mode.
04)
_____________ of chromatography, the solvent travels 1 cm center (mid point) towards the periphery of circular chromatography paper?
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1 point
Ascending mode
Descending mode
Radial mode
Two dimensional mode
05)
Molecular exclusion chromatography is also known as _______________.
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1 point
gell filtration
Molecular sieve
ion exchange
i and ii
06)
______________ is the study of nature, function, and diseases of the blood and of blood forming organs.
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1 point
Hematology
Micrometry
Blood count
Microscopy
07)
The intervals between the moment when bleeding starts and the moment when bleeding stops is called ________________.
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1 point
blood count
bleeding time
clotting time
only iii
08) Examination of bone marrow consist of evaluating which of the following components?
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1 point
the peripharal blood
the bone marrow aspirate smear
bone marrow tissue section
all of these
09)
Duke method is used to measure _____________.
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1 point
bleeding time
clotting time
both i and ii
only b
10)
The graduations of stage micrometers are apart.
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1 point
1 µ
10 µ
1 µm
10 µm
11) Is an instruments in which rays of light are reflected by a prism to produced and image on a sheet of paper, from which a drawing can be made.
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1 point
Compound microscope
Phase contrast microscope
Camera lucida
Micrometer
12)
__________ is the process for the prevention of all cellular and structural elements in as present to natural condition.
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1 point
Procurement
Fixation
Dehydration
Embedding
13)
Noncoagulant chemical
________________.
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1 point
Nitric acid
Glutaldehyde
Osmium tetraoxide
Both ii and iii
14)
Property of coagulant agent _____________.
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1 point
It increases the ability of tissue to get stained
It changes the form of protein into mesh work
It is used to counteract the shrinkage effect on tissue
All of the above
15)
It should have a rapid rate of penetration so at to prevent post mortem effect of organ. This is a property of good _________.
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1 point
Fixative
Clearing agent
Coagulant chemical
Dehydrating agent
16)
To preserve the anatomy of tissue which type of is used
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1 point
Histochemical fixative
Microanatomical fixative
Cytoplasmic fixative
None of the above
17) Property of mordent_________.
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1 point
It increases the ability of tissue to get stained
It helps to remove the water from tissue
It is used to remove alcohol from tissue
None of the above
18)
__________ is the coagulant.
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1 point
Acetic Acid
Potassium dichromate
Formaldehayde
Picric acid
19) The coagulation of protein due to ________ called thermoregulation.
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1 point
Fixation by vapours
Freeze drying
Heat
Freezing substitution
20) The time for the fixation depends on the __________.
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1 point
The rate of penetration
Action and nature of tissue
The size of tissue
All of the above
21)
The process of elimination of water from fixed tissues is called ________.
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1 point
Dehydration
Dealkalization
Fixation
Deparafinisation
22)
Dehydrating agents __________.
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1 point
Pyridine
Toluene
Xylene
Benzene
23)
Dealcoholization process is carried out to remove _________.
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1 point
Alcohol only
Alcohol and to introduce stain
Alcohol and to introduce parrafin iv.
None of the above
24)
______ is a clearing agent.
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1 point
Pyridine
Toluene
Glutaldehyde
Picric acid
25) To increase the refractive index of tissue which agents are used ________.
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1 point
Dehydrating agents
Clearing agents
Dealcolising agent
Both ii and iii
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