Class 8 Online Courses

Chapter 7: Class 8 Science Exam Tests

Class 8 Science MCQs - Chapter 7

Man Impact on Ecosystem Multiple Choice Questions PDF Download - 1

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Man Impact on Ecosystem Questions & Answers PDF Download: MCQ Quiz 1

MCQ 1: The dodo became extinct in

A) 1681
B) 1961
C) 1896
D) 1861

MCQ 2: Smoke particles and harmful gases released in air produces a

A) smoke
B) haze
C) fog
D) smog

MCQ 3: Environment can be kept clean and green by using

A) less energy
B) environment friendly technology
C) protecting wildlife
D) all of them

MCQ 4: Fertilizers supports growth of

A) algae
B) fruit plants
C) vines
D) pines

MCQ 5: If untreated waste water will be directly spill in to rivers, sea and lakes it may

A) contaminate
B) polluted
C) spread diseases
D) all of them

Man Impact on Ecosystem Learning App & Free Study Apps

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Man Impact on Ecosystem App (Android & iOS)

Man Impact on Ecosystem App (Android & iOS)

8th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)

7th Grade Science App (Android & iOS)

7th Grade Science App (Android & iOS)