Which of the following is correct about the part labelled X?
A It gives protection to the penis.
B It is a structure that produces sperms.
C It is a narrow duct that acts as a passage for urine only.
D It is a narrow duct that acts as a passage for both urine and sperms.
Refer to the given pictures (i) and (ii) and select the correct option regarding them.
AForce Q and force Z represent the same force.
BForce P will be larger when the weight of the object is less.
CForce Z and force X act to decrease the speed of the object.
DBoth A and B