Human Activities and Ecosystem MCQs Quiz Worksheet PDF Download

Practice human activities and ecosystem MCQs in science quiz for online learning test. Man impact on ecosystem quiz questions has multiple choice questions (MCQ), human activities and ecosystem test to practice as the dodo became extinct in. Answer key help with choices as 1681, 1961, 1896 and 1861 problem solving for competitive exam, viva prep, interview questions worksheets. Free science revision notes to practice human activities and ecosystem quiz with MCQs to find questions answers based online learning tests.

MCQs on Human Activities and Ecosystem Quiz PDF Download

MCQ. The dodo became extinct in

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

A

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

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

B

MCQ. Fertilizers supports growth of

  1. algae
  2. fruit plants
  3. vines
  4. pines

A

MCQ. 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

D

MCQ. When forests are cleared on a very large scale by cutting or burning them down it is

  1. forestation
  2. deforestation
  3. plantation
  4. incantation

B