Class 10 Biology MCQs – Practice Test 30 (Chapter 7)

Man and Environment MCQ with Answers PDF Download – Test 30

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The Man and environment Multiple Choice Questions (MCQ Quiz) with Answers PDF (Man and Environment MCQ PDF e-Book) download Ch. 7-30 to learn Class 10 Biology Course. Study Flows of Materials and Ecosystem Energy Multiple Choice Questions and Answers (MCQs) PDF, Man and Environment Quiz Questions and Answers to study online courses. The Class 10 Biology MCQ App Download: Free Man and Environment App to learn flows of materials and ecosystem energy, levels of ecological organization, biology: pollution test prep for online courses.

The MCQ: For all ecosystems, the major source of energy is; "Class 10 Biology MCQ" App (Android, iOS) with answers: universe, galaxies, sun, and moon to study online courses. Practice Flows of Materials and Ecosystem Energy MCQ Questions, download Apple Book (Free Chapter) for distance learning classes.

Man and Environment MCQ – Practice Test 30 PDF Download

MCQ 146: For all ecosystems, the major source of energy is:

galaxies
universe
sun
moon

MCQ 147: The perfect biogeochemical cycle is:

nitrogen cycle
sulphur cycle
carbon cycle
oxygen cycle

MCQ 148: Unwanted, unpleasant sounds are called:

bad sounds
noise
unpleasant sounds
unwanted sounds

MCQ 149: The consumers of an ecosystem are classified as:

herbivores only
carnivores only
aquatic carnivores
herbivores and carnivores

MCQ 150: The nitric acid (HNO₃) and nitrous acid (HNO₂) are combined with different salts to produce:

nitrates
nitric acid and hydrogen
carbon and oxygen
carbon dioxide

Man and Environment MCQ App & e-Book – Class 10 Biology Entrance Exam

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Coordination and Control MCQs

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