VPTAC Pharma Quiz-24 (MCQ)

1. If [OH]=10^-12 , than pH is

A. 12             B. 2               C. Cannot Predicted                 D. None of this

2. In a reverse phase mode, the mobile phase usually is

A. Polar           B. Polar solvent         C. Non polar            D. Polar buffer

3. Aprotic solvent are

A. Basic         B. Neutral              C. Acidic              D. Having both acidic & basic

4. Which of the following is detected by mass spectrometer

A. Radical             B. Anion              C. Neutral ion                  D. Positive ion

5. Fats are highly soluble in:

A. Alcohol             B. Chloroform             C. Hoy water           D. Acetic acid

6. Flax seed is the synonym of:

A. Cotton seed     B. Linseed           C. Caster seed          D. Rape seed

7. Kuth is a Synonym of:

A. Santonica           B. Valerian          C. Saussurrea       D. Artemisia vulgaria

8. Centella asiatica is the source of:

A. Adhatoda               B. Rasna             C. Brahmi           D. Arjuna bark 

9. Higher alcohol present in waxes is

A. Benzyl                   B. Ethyl                C. Methyl              D. Cetyl

10. DNA does not contain

A. Thymin           B. Uracil        C. Adenine        D. Deoxyribose

1.B    2.A    3.B    4.D    5.B  6.B    7.C    8.C    9.D    10.B