Question

2. Match the following:
Column A
Column B
(a) Global warming

(i) Hydrated ferric
oxide

(b)Acid rain

(ii) Manganese dioxide

(c) Rust

(iii) Carbon dioxide

(d) Catalyst

(iv) Methane

(e) Photosynthesis

(v) Nitrogen dioxide
​

Answer 1

Answer:

by which we can match the answer

Answer 2

Answer:

a-4, b-5, c-1, d-2, e-3

Explanation:

methane is global warming gas, //Nitrogendioxide is Acid rain agent//iron reacts with oxygen it forms ferric oxide//MgO acts as catalyst it alters rate of reaction//Carnondioxide is agent of photosyntesis