Class 10 Biology MCQs - Chapter 7

Man and Environment Multiple Choice Questions (MCQs) PDF Download - 17

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The Man and environment Multiple Choice Questions (MCQs) with Answers PDF (Man and Environment MCQs PDF e-Book) download Ch. 7-17 to study Grade 10 Biology Course. Learn Man and Environment Quiz Questions and Answers to study online certification courses. The Man and Environment MCQs App Download: Free Grade 10 Biology Study App for levels of ecological organization, interactions in ecosystems, biology worksheets grade 10, ecological pyramid, pollution: consequences and control test prep for free online courses.

The MCQ: Nitrogen fixation is the conversion of nitrogen gas to; "Man and Environment" App Download [Free] with answers: nitrites, nitrates, nitric acid, and nitric oxide to study online certification courses. Solve Levels of Ecological Organization MCQ Questions, download Google eBook (Free Sample) for free online courses.

Man and Environment MCQs with Answers PDF Download: Quiz 17

MCQ: 81

Nitrogen fixation is the conversion of nitrogen gas to

nitrates
nitrites
nitric acid
nitric oxide

MCQ: 82

The organisms who kills, attacks and feeds others are called

prey
predators
assimilators
competitors

MCQ: 83

The excess burning of fossil fuels leads to increased carbon dioxide which results in

greenhouse effect only
global warming only
acidic rain
green house effect and global warming

MCQ: 84

The ecological pyramid concept was proposed by Charles Elton in

1927
1930
1935
1938

MCQ: 85

The ultraviolet rays in the radiations of the sun are absorbed by

troposphere
thermosphere
stratosphere
ozone

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