The mode of Action of the Copper Ions in an IUD is to Decrease the Movement of the Sperms. - Biology

The mode of action of the copper ions in an IUD is to           

A. increase the movement of sperms. 

B. decrease the movement of the sperms. 

C. make the uterus unsuitable for implantation. 

D. make the cervix hostile to the sperms.

B. decrease the movement of the sperms. 

Explanation:

The mode of action of the copper ions in an IUD is to decrease the movement of the sperms.

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Class 12 Biology Sample Paper Solution-2021-22