Question 1. Bhopal Gas Tragedy (leakage of methyl isocyanate ‘MIC’) accident happened on?
(A) 2 December, 1982
(B) 3 December, 1985
(C) 3 December, 1984
(D) 4 December, 1986
Question 2. ‘Green Muffler’ is related to?
(A) Soil pollution
(B) Air pollution
(C) Noise pollution
(D) Water pollution
Question 3. Polythene bags cannot be destroyed because they are made of?
(A) Unbreakable molecules
(B) Inorganic compounds
Question 4. The gas which leaked from Union Carbide factory, Bhopal was?
(A) Carbon monoxide
(C) Methyl isocyanate (MIC)
(D) Sulphur dioxide
Question 5. Which one of the following is biodegradable?
Question 6. Which of the following is not destroyed by bacteria?
(A) Cow dung
(C) Food ingredients
Question 7. Which one of the following is a bioindicator of air pollution?
(C) Money plant
Question 8. Which of the following takes maximum time to decay?
(A) Cigarette bud
(B) Leather shoe
(C) Photo film
(D) Plastic bag
Question 9. A water body having high BOD indicates that its water is?
(A) Receiving minerals
(B) Being aerated
(C) Being contaminated by sewage
Question 10. Biological Oxygen Demand (BOD) is an indication of pollution in?
(A) Aquatic environment
(D) All of the above
Question 11. BOD is maximum in the Ganga river between?
(A) Haridwar and Kanpur
(B) Kanpur and Allahabad
(C) Allahabad and Patna
(D) Patna and Uluberia
Question 12. The water pollution in a river is determined by measuring the dissolved amount of?
Question 13. Which of the following is not a water pollutant?
(D) Sulphur dioxide
Question 14. Bioremediation means?
(A) Elimination of toxic pollutant from environment by organisms
(B) Biocontrol of pathogens and pests
(C) Transplantation of organs in the body
(D) Diagonosis of diseases by the help of micro-organisms
Question 15. Chernobyl accident is related with?
(A) Nuclear accident
(D) Acid rain
Question 16. The problem of water pollution with Arsenic is maximum in?
(C) Madhya Pradesh
(D) West Bengal
Question 17. The most polluted city of India is?
Question 18. The most toxic metal pollutant of automobile exhaust is?
(D) None of these
Question 19. Which of the following rivers is called ‘biological desert’ on account of its pollutants?
Question 20. Which was the seasonal factor responsible for intense cold in Northern India in January, 2012?
(B) Atmospheric pollution
(C) La Nina
(D) Al Nino
Question 21. Which one of the following is used to clean polluted environment?
Question 22. Which of the following is used as an adulterant of a mustard seed?
(A) Argimon seed
(B) Papaya seed
(C) Cumin seed
(D) Coriander seed
Question 23. Which one of the following countries receive the most acid rain?
Question 24. Cigarette smoke contains?
(A) Carbon monoxide dioxycine
(B) Carbon monoxide and nicotine
(C) Carbon monoxide and benzene
(D) Dioxycine and benzene
Question 25. Asian Brown Cloud, 2002 was mainly spread over?
(A) East Asia
(B) South-East Asia
(C) South Asia
(D) West Asia