D) Digestive food goes forward in alimentary canal
Explanation
Conditioned reflexes are acquired reflexes that is under the control of stimulus. The common examples are, sudden withdrawl of hands or feet, with a jerk, from sudden contact with hot or cold or sharp object, etc.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.