UPSC 2013 CDS 1 GK Paper
© examsiri.com
Question : 106 of 120
Marks:
+1,
-0
Consider the following statements regarding antibiotics:
1. They are used to destroy disease-causing bacteria.
2. They can be applied to the skin, swallowed or injected to fight microorganisms inside the body.
3. They are effective against disease-causing viruses.
4. The first antibiotic to be discovered was tetracycline.
Which of the statements given above is/are correct?
1. They are used to destroy disease-causing bacteria.
2. They can be applied to the skin, swallowed or injected to fight microorganisms inside the body.
3. They are effective against disease-causing viruses.
4. The first antibiotic to be discovered was tetracycline.
Which of the statements given above is/are correct?
Go to Question: