Class 8 Science MCQs - Chapter 7

Man Impact on Ecosystem Multiple Choice Questions (MCQ Quiz) PDF Download - 1

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The Book Man impact on ecosystem Multiple Choice Questions and Answers (MCQs), man impact on ecosystem quiz answers PDF 1 to study online courses, class 8 science tests. Practice Human Activities and Ecosystem MCQs, man impact on ecosystem quiz questions and answers for online schools. The App Man Impact on Ecosystem MCQ e-Book PDF Download: human activities and ecosystem, conserving environment test prep for online elementary school courses.

The Multiple Choice Question (MCQ Quiz): The dodo became extinct in PDF, "Man Impact on Ecosystem MCQ" App Download (Free) with 1961, 1681, 1896, and 1861 choices for online schools. Solve human activities and ecosystem quiz questions, download Google eBook (Free Sample) for online courses.

Class 8 Science: Man Impact on Ecosystem MCQs Questions PDF Download

MCQ: The dodo became extinct in

A) 1681

B) 1961

C) 1896

D) 1861

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

A) smoke

B) haze

C) fog

D) smog

MCQ: Environment can be kept clean and green by using

A) less energy

B) environment friendly technology

C) protecting wildlife

D) all of them

MCQ: Fertilizers supports growth of

A) algae

B) fruit plants

C) vines

D) pines

MCQ: 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

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