We can treat an infectious disease by killing microbe. Justify the statement with suitable examples.

"Maintenance of personal and public hygiene is necessary for prevention and control of many infectious diseases." Justify the statement giving suitable examples.

"Maintenance of personal and public hygiene is necessary for prevention and control of many infectious disease." Justify the statement giving suitable examples.

Maintenance of personal and public hygiene is necessary for prevention and control of many infectious diseaes. Justify the staement giving suitable examples.

Maintenance of personal and public hygiene is necessary for prevention and control of many infectious diseaes. Justify the staement giving suitable examples.

The term ' desirable trait ' can mean different things for different plants. Justify the statement with suitable examples.