Question

7. The following is an antibiotic
a) Sodium bicarbonate b) streptomycin c) alcohol d) yeast
8. Which of these is called as artificial silk?
a)rayon b) polyester c) nylon d) none of these
9. A sample of gas was found to burn with a pop sound. Which of the followin
given this result
dioxide​

Answer 1

7.

answer is streptomycin

8. none of these

9. hydrogen is a sample of gas found to burn with a Pop