Class 10 Online Courses

Chapter 6: Class 10 Chemistry Exam Tests

Class 10 Chemistry MCQs - Chapter 6

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

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Environmental Chemistry I Atmosphere MCQ Quiz PDF Download: chemistry Test 1

MCQ 1: 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 2: 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 3: 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 4: The atmosphere is divided into how many layers?

A) two
B) three
C) four
D) five

MCQ 5: 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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