Question

Every variety of crude oil contains _____________ in excess.

(i) sulphur (ii) oxygen (iii) nitrogen (iv) nickel

(f) Asphyxiants cause death by

(i) drowning (ii) suffocation (iii) wounds (iv) cancer​

Answer 1

Answer:

$\fbox\pink{A}\fbox\blue{n}\fbox\purple{s}\fbox\green{w}\fbox\red{e}\fbox\orange{r}$

Answer 2

Answer:

sulphur

Explanation: