If you are preparing for CBSE Class 12 Board Exam Term 1 which will be an objective type questions paper, then you need to practice multiple choice questions of Class 12 Biology Chapterwise. In this article of AKVTutorials, you will get MCQ Questions for Class 12 Biology Chapter 16 Environmental Issues with Answer Keys
MCQ Questions for Class 12 Biology Chapter 16 Question No 1:
The agents that bring undesirable change in the environment arc called
Option A : Pollution
Option B : Fragments
Option C : Pollutants
Option D : None of these
Show/Hide Answer
Option B : Pollutants
MCQ Questions for Class 12 Biology Chapter 16 Question No 2:
Which metal inactivates a catalytic converter?
Option A : Gold
Option B : Iron
Option C : Silvers
Option D : Lead
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Option D : Lead
MCQ Questions for Class 12 Biology Chapter 16 Question No 3:
Presence of large amount of nutrients in water cause excessive growth of
Option A : Lotus
Option B : Fungal bloom
Option C : Bacterial bloom
Option D : Algal bloom
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Option D : Algal bloom
MCQ Questions for Class 12 Biology Chapter 16 Question No 4:
DDT can cause
Option A :Eutrophication in aquatic plants
Option B : Biomagnification in aquatic plants
Option C : Cultural eutrophication in aquatic plants
Option D : None of the above
Show/Hide Answer
Option B : Biomagnification in aquatic plants
MCQ Questions for Class 12 Biology Chapter 16 Question No 5:
The powder of recycled modified plastic is called
Option A :Polythene
Option B : Polyblend
Option C : Polyster
Option D :Alone of the above
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Option B : Polyblend
MCQ Questions for Class 12 Biology Chapter 16 Question No 6:
The greenhouse gases are
Option A :Hydrogen and oxygen
Option B : Oxygen and nitrogen
Option C :Helium and argon
Option D : Carbondioxide and methane
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Option D : Carbondioxide and methane
MCQ Questions for Class 12 Biology Chapter 16 Question No 7:
Acid rain comes under which type of pollution
Option A : Water pollution
Option B : Air pollution
Option C : soil pollution
Option D : sound pollution
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Option C : Soil pollution
MCQ Questions for Class 12 Biology Chapter 16 Question No 8:
Bhopal gas tragedy of 1884 took place because methyl isocyanate reacted with
Option A : DDT
Option B : Ammonia
Option C : CO2
Option D : Water
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Option C : co2
MCQ Questions for Class 12 Biology Chapter 16 Question No 9:
Nutrient enrichment of water bodies causes
Option A : Stratification
Option B : Eutrophication
Option C :Succession
Option D : None of these
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Option A : Eutrophication
MCQ Questions for Class 12 Biology Chapter 16 Question No 10:
Natural air pollutant are
Option A : Pollen grains
Option B : Gases of volcanic eruption
Option C : Aerosol
Option D : Fluorides
Show/Hide Answer
Option B : Gases of volcanic eruption
