Question

Which of the following statements is/are incorrect?
(I) Coal is formed from the remains of both plants and animals.
(II) Naphthalene balls are used as mosquito repellent.
(III) Coke is a constituent of petroleum.
(A) (I) and (II) (B) (I), (II) and (III)(C) Only (I) (D) None of these

Answer 1

Answer:

the answer is option C . Coal is formed from the remains of both plants and animals .

Explanation:

becausebecause naphthalene balls are used as moth and Cockroach repellent not as mosquito repellent and Coke is a constituent of coal not petroleum.

Answer 2

Answer:

It should be II and III

Explanation: