STD 8 GUJ CH 18 SVADHYAY

7 8 18 57 ?

STDs lead to

Expand the terms: STD, GIFT, AI and VD.

What are STDs? Name two STDs. How can they be prevented?

STD stands for

(a) Expand STDS (b) Cite any two examples for STDs. (c) Suggest any two methods for the prevention of STDs.

All reproductive tract infections RTIs are STDs, but all STDs but all STDs are not RTIs. Justify with example

What do you mean by "STD" ? Give some measures of STD prevention.

The total number of electrons in 1.6 g of CH_(4) to that in 1.8 g of H_(2)O