Question

1.Boojho wishes to contribute in reducing air pollution .Which vehicle should be used for going to school?
A) Car B) school bus C) autorickshaw. D) scooter

2.Which of the following method is used to increase friction?
A) polishing B) roughening the surface C) streamlining D) lubrication

please tell perfect answer i am confused

Answer 1

Answer:

1. d. scooter because it doesn't cause air pollution, it doesn't use gas or fumes to run

2. b. roughening the surface

Explanation:

Answer 2

Answer:

1st Ans - B. School bus

2nd Ans - D. Lubrication

Explanation:

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