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Class 10 Biology Competitive Exam: Practice Test 5 (Chapter 7)

Man and Environment Multiple Choice Questions (MCQs) PDF Download - 5

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The Man and environment Multiple Choice Questions (MCQs) with Answers PDF (Man and Environment MCQs PDF e-Book) download Ch. 7-5 to study Class 10 Biology Course. Learn Man and Environment Quiz Questions and Answers to study e-learning courses. The Class 10 Biology MCQs App Download: Free Man and Environment App for conservation of nature, flows of materials and ecosystem energy, bacterias, 10th grade biology worksheets test prep for high school graduation certificate.

The MCQ: Small fish and crustaceans are also used to kill the larvae of; "Man and Environment" App Download [Free] with answers: aphids, butterfly, mosquitos, and pupa to study e-learning courses. Solve Conservation of Nature MCQ Questions, download Google eBook (Free Sample) for online schools.

Man and Environment MCQs with Answers PDF Download: Quiz 5

MCQ: 21

Small fish and crustaceans are also used to kill the larvae of

  1. butterfly
  2. aphids
  3. mosquitos
  4. pupa
MCQ: 22

The combination of atmospheric nitrogen with hydrogen under high temperature and pressure is classified as

  1. atmospheric oxygen fixation
  2. atmospheric nitrogen fixation
  3. industrial nitrogen fixation
  4. biological nitrogen fixation
MCQ: 23

The conversion of gaseous nitrogen into the nitrates with the help of bacteria is classified as

  1. biological oxygen fixation
  2. atmospheric oxygen fixation
  3. atmospheric nitrogen fixation
  4. biological nitrogen fixation
MCQ: 24

The process of denitrification returns nitrogen into the

  1. ecosystem
  2. atmosphere
  3. biosphere
  4. organism
MCQ: 25

The atmospheric gaseous nitrogen is converted during lightning and thunderstorms into

  1. oxides of carbon
  2. oxides of oxygen
  3. oxides of nitrogen
  4. nitric acid

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