Class 10 Biology MCQs - Chapter 7

Man and Environment Quiz Questions and Answers PDF - 7

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The Quiz: Process which converts the nitrogen gas into the nitrates is called; "Man and Environment" App Download iOS & Android (Free) with answers nitrogen fixation, carbon fixation, oxygen fixation and nitrate fixation to learn e-learning courses. Study flows of materials and ecosystem energy quiz questions, download Amazon eBook (Free Sample) for online learning.

Man and Environment Questions & Answers PDF Download: MCQ Quiz 7

MCQ 31: The process which converts the nitrogen gas into the nitrates is called

carbon fixation
nitrogen fixation
oxygen fixation
nitrate fixation

MCQ 32: The process in which there is the utilization of nitrates by organisms is called

assimilation
denitrification
ammonification
nitrification

MCQ 33: The representation of biomass energy present in different levels of the food chain is classified as

food chain pyramid
food web pyramid
biomass pyramid
ecological pyramid

MCQ 34: The coal burning in the air leads to

oxygen and sulphur dioxide
methane and nitrogen dioxide
dust and nitrogen
dust and smoke

MCQ 35: The representation of biomass for per unit area at various trophic levels graphically is classified as

pyramid of numbers
pyramid of primary consumers
pyramid of biomass
pyramid of decomposers

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