Botany (M.Phil./Ph.D.) 2022 Panjab University Entrance Exam With Answers

Practice Mode:
22.

Tick mark the INCORRECT statement regarding sterilization techniques employed in plant tissue culture:

A: In Laminar Flow cabinet, air is passed through HEPA filter which removes all airborne contamination
B: Autoclave is a type of dry heat sterilization method used to remove microorganisms
C: Autoclaving is generally done at 15 Psi pressure, 121oC temperature for 15-20 minutes
D: Centrifugation is a process where a mixture is separated through spinning and operates on the basis of sedimentation

The answer is: B