CBSE Class 12 Environmental Issues Multiple Choice Questions with Answers. MCQ Questions Class 12 Environmental Issues with Answers Is Prepared Based on Latest Exam Pattern. Students can solve NCERT MCQ questions Class 12 Environmental Issues with Answers to know their preparation level.
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MCQ Questions Class 12 Environmental Issues with Answers - Set - 5
Question 1:
Which of the following is not one of the prime health risks associated with greater UV radiations through the atmosphere due to depletion of stratospheric ozone?
(a) Damage to eyes
(b) Increased liver cancer
(c) Increased skin cancer
(d) Reduced immune system
Correct Answer – (B)
Question 2:
Deforestation causes
(a) soil erosion
(b) soil pollution
(c) noise pollution
(d) air pollution
Correct Answer – (A)
Question 3:
Which among the following is likely to have the highest levels of D.D.T. depositions in its body?
(a) Sea gull
(b) Phytoplankton
(c) Eel
(d) Crab
Correct Answer – (A)
Question 4:
Most hazardous metal pollutant of automobile exhausts is
(a) mercury
(b) cadmium
(c) lead
(d) copper.
Correct Answer – (C)
Question 5:
Which of the following are most suitable indicators of SO2 pollution in the environment?
(a) Algae
(b) Fungi
(c) Lichens
(d) Conifers
Correct Answer – (C)
MCQ Questions Class 12 Environmental Issues With Answers
Question 6:
The highest DDT concentration in aquatic food chain shall occur in
(a) phytoplankton
(b) seagull
(c) crab
(d) eel
Correct Answer – (B)
Question 7:
Which of the following is biodegradable pollutant?
(a) Plastic
(b) Asbestos
(c) Sewage
(d) Polythene
Correct Answer – (C)
Question 8:
Formation of ozone hole is maximum over
(a) Europe
(b) Africa
(c) India
(d) Antarctica.
Correct Answer – (D)
Question 9:
Which of the following organism is likely to have more concentration of D.D.T. in its body?
(a) Top carnivores
(b) Primary producers
(c) Herbivores
(d) Carnivores
Correct Answer – (A)
Question 10:
Minerals and metals are
(a) biodegradable resources
(b) renewable
(c) non-renewable
(d) renewable and non-renewable resources
Correct Answer – (D)
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