Class 10 Chemistry MCQs - Chapter 6

Environmental Chemistry I Atmosphere Multiple Choice Questions (MCQ Quiz) PDF Download - 1

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Class 10 Chemistry: Environmental Chemistry I Atmosphere MCQs Questions PDF Download

MCQ: How much cooler does the air get for every 1 km increase in altitude in the troposphere?

A) 2 degrees

B) 6.5 degrees

C) 8 degrees

D) 10 degrees

MCQ: Which of the following is produced when electrical discharges pass through oxygen in the air?

A) chlorofluorocarbons

B) methane

C) ozone

D) lead compounds

MCQ: What is the source of lead compounds?

A) aerosol sprays foams

B) exhaust fumes of motor vehicles

C) incomplete burning of wood

D) none of above

MCQ: The atmosphere is divided into how many layers?

A) two

B) three

C) four

D) five

MCQ: How much higher can be the temperature inside a greenhouse as compared to the outside?

A) 20 °C higher

B) 10 °C to 15 °C higher

C) 5 °C higher

D) 25 °C higher

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