Here We have Provide Explanation for correct answer of Pharmacognosy Module 4. Other Module will be available on our telegram Channel. So don’t forget to join our telegram channel.
Disclaimer: This answer key is provided as a reference only to help you review your own work and identify areas for improvement. It is not intended to be a substitute for independent learning or a guarantee of correctness.
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Q 1 Portion to be taken for section cutting for LEAF is
a) Midrib b) Base c) Bark d) Margin
Check Answer
a) Midrib
Q 2 In case of stemor root, selected portion of drug shiuld have diameter of approx
a) 3 -5mm b) 4 – 8cm c) 5-9cm d) 5-10mm
Check Answer
d) 5-10mm
Q3. Microtome utilized for
a) Soaking b) Section c) Trimming d) None of the above
Check Answer
b) Section
Q4. For selection of specimen for pharmacognosy study leaf advised for
a) Mature b) Disease free c) Healthy d) All of the above
Check Answer
d) All of the above
Q5. Internode are is used for section cutting of _________ part of a plant
a) Leaf b) Root c) Stem d) Fruit
Check Answer
c) Stem
Q6. Cholral hydrate used for
a) Washing b) Clearing c) Soaking d) None of the above
Check Answer
d) None of the above
Q7. Long time soaking example
a) Manjishta b) Shatavari c) Aguru d) Ashwagandha
Check Answer
a) Manjishta
Q8. Specian softing process
a) Soaking b) Drying c) Hammring d) None of the above
Check Answer
a) Soaking
Q9. Cryostat advance form of
a) Sacking b) Sectioning c) Boiling d) Soaking
Check Answer
b) Sectioning
Q 10 Processing of remove certain cell contnts called as
a) Clearing b) Soaking c) Drying d) Cleaning
Check Answer
a) Clearing
Q11. _________ dissolves fixed oils in the processing of specimen
a) Ether b) Cedar wod oil c) Caustic alkali d) HCl
Check Answer
b) Cedar wod oil
Q12. I_______ will help to remove many common cell contents including chlorophyll, with no marked distortion of tissues
a) NaOH b) Chloral hydrate c) Safranin d) Sudan
Check Answer
b) Chloral hydrate
Q13. Macerating reagents are used for dissociation is used to concentrate the more resistant elements EXCEPT
a) Stone cells b) Xylem vessels c) Parenchyma d) Fivre
Check Answer
c) Parenchyma
Q14. ________ is an example of block of pith used for facilitating section cutting of leaf
a) Grape b) Tomato c) Orange d) Potato
Check Answer
Potato
Q15. Ideal fixative agent for tissues is ____________
a) Safranin b) Formalin c) Pholorglucinol d) Water
Check Answer
b) Formalin
Q16. Microtome sectioniong range
a) 0 to 50 micron b) 100 to 200 micron c) 200 to 300 micron d) None of the above
Check Answer a) 0 to 50 micron
Q17. Reagent used for dehydration is _______
a) Safranin b) Ether c) Formalin d) Alcohol
Check Answer
d) Alcohol
Q18.Safranin stains cells
a) Oil b) Lignin c) Mucilage d) Crystal
Check Answer
b) Lignin
Q 19 Mucilage staining agent
a) Fast green b) Sudan III c) Ruthenium red d) Safranin
Check Answer
c) Ruthenium red
Q20. Canada balsam is used ___________ in step of slide preparation
a) Staining b) Softening c) Mounting and fixing d) Labellilng
Check Answer
c) Mounting and fixing
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