Class 8 Courses

Chapter 7: Class 8 Science Exam Tests

Class 8 Science MCQs - Chapter 7

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

The Man impact on ecosystem Multiple Choice Questions (MCQs) with Answers PDF, man impact on ecosystem MCQs PDF Download e-Book Ch. 7-1 to study Grade 8 Science Course. Learn Man Impact on Ecosystem Quiz Questions and Answers to learn online certification courses. The Man Impact on Ecosystem MCQs App Download: Free learning app for human activities and ecosystem, conserving environment test prep for online elementary school courses.

The Multiple Choice Question (MCQ Quiz): Dodo became extinct in; "Man Impact on Ecosystem" App Download (Free) with answers: 1961; 1681; 1896; 1861; to learn online certification courses. Solve Human Activities and Ecosystem MCQ Questions, download Google eBook (Free Sample) for online courses.

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

MCQ 1:

The dodo became extinct in

  1. 1681
  2. 1961
  3. 1896
  4. 1861
MCQ 2:

Smoke particles and harmful gases released in air produces a

  1. smoke
  2. haze
  3. fog
  4. smog
MCQ 3:

Environment can be kept clean and green by using

  1. less energy
  2. environment friendly technology
  3. protecting wildlife
  4. all of them
MCQ 4:

Fertilizers supports growth of

  1. algae
  2. fruit plants
  3. vines
  4. pines
MCQ 5:

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

  1. contaminate
  2. polluted
  3. spread diseases
  4. all of them

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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 (iOS & Android)

6th Grade Science App (Android & iOS)

6th Grade Science App (Android & iOS)

Earth Science App (Android & iOS)

Earth Science App (iOS & Android)