9th Class Chemistry Chapter 10 English Medium Online MCQ Test With Answer

Practice 9th Class Chemistry Chapter 10 “Environmental Chemistry” online with this MCQ test. This chapter focuses on the impact of chemicals on the environment, including pollution, green chemistry, and sustainable practices. Students will learn about air, water, and soil pollution, their causes, effects, and preventive measures. By attempting these multiple-choice questions, learners can strengthen their understanding of environmental issues, chemical reactions affecting nature, and ways to reduce pollution. Each question comes with a correct answer to help students assess their knowledge and improve weak areas. Online practice enhances learning and ensures better preparation for exams.

MCQ's Test For Chapter 10 "Environmental Chemistry"

Try The MCQ's Test For Chapter 10 "Environmental Chemistry"

  • Total Questions12

  • Time Allowed15

Start Test Download PDF

Environmental Chemistry

00:00
Question # 1

Global warming is because of

Question # 2

Whcih factor deermines the severity of a pollutant.

Question # 3

Carbon monoxide is harmful to us because.

Question # 4

Which one of the following is not a green house effect?

Question # 5

Which components are essential for the cormation of photochemical smog.

Question # 6

How many % of marine mammals are at the risk of chokig on plastic.

Question # 7

People of which age groups are most affected by the air pollution .

Question # 8

How many tons of ice have lost since 1990?

Question # 9

A group of gases hat maintains temperature of atmosphere is

Question # 10

Catalytic converters convert.

Question # 11

Which gas is atmosphere acts as a glass wall of a green house.

Question # 12

Whcih gas is emitted due to volcanic eruption.

Submit

Prepare Complete Set Wise Chapter 10 "Environmental Chemistry" MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of Chapter 10 "Environmental Chemistry" MCQ`s Test

  • B
    BNVB 25 - Oct - 2025 00 Min 01 Sec 12/12
  • C
    CH HADI 25 - Oct - 2025 01 Min 31 Sec 12/12
  • M
    M. Abdullah 24 - Dec - 2025 04 Min 29 Sec 12/12
  • U
    Umar Hayat 05 - Feb - 2026 01 Min 03 Sec 11/12
  • A
    Aayan Ahmed khan 09 - Aug - 2026 01 Min 10 Sec 11/12
  • S
    Shair ali Kamran Saadali Kamran 06 - Oct - 2025 01 Min 16 Sec 11/12
  • A
    Arooj Roojay 21 - Nov - 2025 01 Min 55 Sec 11/12
  • A
    ali ahmed 25 - Jan - 2026 02 Min 01 Sec 10/12
  • A
    Ajwa Asif 26 - Jan - 2026 01 Min 29 Sec 9/12
  • A
    Abdullah Iqbal 12 - Jan - 2026 01 Min 45 Sec 9/12
  • E
    Eshal 02 - Apr - 2026 01 Min 52 Sec 9/12
  • P
    Palk Fatima 15 - Jan - 2026 02 Min 55 Sec 9/12
  • R
    Raoasad 06 - Apr - 2026 01 Min 57 Sec 8/12
  • A
    Adil Adeel 27 - Feb - 2026 02 Min 38 Sec 8/12
  • I
    Insha Waheed 26 - Oct - 2025 06 Min 57 Sec 8/12

9th Class (English Medium) Chemistry (New Book) Chapter 10 Important MCQ's

Sr.# Question Answer
1 How many tons of ice melts every year?
A. 0.2 trillion
B. 3.2 trillion
C. 1.2 trillion
D. 2.2 trillion
2 The pereceangage of SO2 released by the combustion of coal and petroleum products is.
A. 40%
B. 80%
C. 60%
D. 70%
3 The Earth's atmosphere is getting hotter beacuse of.
A. Increasig concentration of CO
B. Increasig concentration of CO2
C. Increasig concentration of O3
D. Increasig concentration of SO2
4 Concentration of which gas in the atmosphere is decreased by photosynthesis in plants.
A. Oxygen
B. Nitrogen
C. Carbon dioxide
D. Water vapours
5 Global warming causes rising of the sea level. The cause of global warming is.
A. SO2 gas
B. O3 gas
C. NO3 gas
D. CO2 gas
6 Buildings are being damaged by acid rain because it attcks.
A. Calcium sulphate
B. Calcium carbonate
C. Calcium oxalate
D. Calcium nitrate
7 Normally rain water is weakly acidic becasue of.
A. SO2 gas
B. CO2 gas
C. NO2 gas
D. SO gas
8 People of which age groups are most affected by the air pollution .
A. Children
B. Young Adults
C. Cancer patient
D. Both children and aged people
9 Which is not a poisonous gas.
A. CO
B. Ozone
C. Carbon di oxide
D. All of these
10 Which gas is responsible for warming the atmosphere.
A. Nitrogen
B. Hydrogen
C. Carbon dioxide
D. Helium

Test Questions