Module 2- Biochemistry And Pharmacognosy

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Quizzes Created: 2 | Total Attempts: 29,666

Questions: 8 | Attempts: 5,063 | Updated: Mar 22, 2023

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Module 2- Biochemistry And Pharmacognosy - Quiz

The questions are from the BREX PHARMACY REVIEW. This is made to test if you acquire knowledge during the the review proper.

Questions and Answers

1.

Which of the following is not an acyclic volatile oils?
- A.
  
  Geraniol
- B.
  
  Menthol
- C.
  
  Linalool
- D.
  
  Citronellal
Correct Answer
B. Menthol

Explanation
Mnemonics for this:
Ah! Ci GeLi (Acyclic: Citronella, Geraniol, Linalool)
MonoMeTer (Monocycli: Menthol, Terpineol)
Die & Born ( Dicyclic: Borneol)

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3
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2.

He is the one who coined the term Pharmacognosy.
- A.
  
  Fluckiger
- B.
  
  Paracelsus
- C.
  
  C.A. Seydler
- D.
  
  J.A. Schimdt
Correct Answer
C. C.A. Seydler

Explanation
keywords:
Fluckiger- scope
paracelsus- classify plants
J.A. Schimdt- Lerbuch der Materia Medica

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3.

This obtained in the partial hydrolysis of starch during the germination of barley. (use in preparation of beer)
- A.
  
  Lactulose
- B.
  
  Maltose
- C.
  
  Lactose
- D.
  
  Sucrose
Correct Answer
B. Maltose

Explanation
Lactulose- sem-synthetic sugar prepared from the alkaline rearrangement of lactose.
Maltose- "beer sugar"
Lactose- "milk sugar"
Sucrose- "table sugar" ," beet sugar"

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4.

Which of the following is not a nitrogenous base of pyrimidine.
- A.
  
  Cytosine
- B.
  
  Thymine
- C.
  
  Uracil
- D.
  
  Guanine
Correct Answer
D. Guanine

Explanation
mnemonics:

PurGA (Purine: Guanine & Adenine)
PyCUT (Pyrmidine: Cytosine, Uracil & Thymine)

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4
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5.

Structure of carbohydrate that is more stable.
- A.
  
  Fischer
- B.
  
  Haworth
- C.
  
  Chair
- D.
  
  Boat
Correct Answer
C. Chair

Explanation
mnemonics:
more sTABLE - (partner ng table is chair)

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6.

Artemisinin from Quinghaosu which is Artemesia Annua is used as:
- A.
  
  Antipyretic
- B.
  
  Antimalarial
- C.
  
  Anti-anxiety
- D.
  
  Carminative
Correct Answer
B. Antimalarial

Explanation
hint: QUINghaosu --> QUINidine (antimalarial)

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1
0
7.

How many percent (%) of Castor Oil is added to collodion to make flexible collodion.
- A.
  
  3%
- B.
  
  2%
- C.
  
  10%
- D.
  
  5%
Correct Answer
A. 3%

Explanation
mnemonics:

CONTENT OF FLEXIBLE COLLODION:
3%- (3 syllables: CAS-TOR-OIL)--> FOR FLEXIBILITY
2%- (2 syllables: CAM-PHOR)--> FOR WATER PROOFING
10% (tandaan na lang : Salicylic acid)

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2
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8.

A marine gum from Brown seaweeds (Macrocystis pyrifera).
- A.
  
  Algin
- B.
  
  Carageenan
- C.
  
  Agar
- D.
  
  Danish Agar
Correct Answer
A. Algin

Explanation
mnemonics:

algin- si Kuya ALGENE color BROWN and malaki yung muscles (MACROcystis) and maraming pera (pyriFERA)

pinilit...

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7
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Module 2- Biochemistry And Pharmacognosy

Which of the following is not an acyclic volatile oils?

He is the one who coined the term Pharmacognosy.

This obtained in the partial hydrolysis of starch during the germination of barley. (use in preparation of beer)

Which of the following is not a nitrogenous base of pyrimidine.

Structure of carbohydrate that is more stable.

Artemisinin from Quinghaosu which is Artemesia Annua is used as:

How many percent (%) of Castor Oil is added to collodion to make flexible collodion.

A marine gum from Brown seaweeds (Macrocystis pyrifera).