Pollutions Quiz with Answers : Environment and Ecology Set 2

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

(C) Polymers

(D) Proteins

Question 4. The gas which leaked from Union Carbide factory, Bhopal was? 

(A) Carbon monoxide

(B) Methane

(C) Methyl isocyanate (MIC)

(D) Sulphur dioxide

Question 5. Which one of the following is biodegradable? 

(A) Plastic

(B) Polythene

(C) Mercury

(D) Rubber

Question 6. Which of the following is not destroyed by bacteria?

(A) Cow dung

(B) Leafs

(C) Food ingredients

(D) Plastic

Question 7. Which one of the following is a bioindicator of air pollution? 

(A) Lichen

(B) Fern

(C) Money plant

(D) Dodder

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

(D) Atrophic

Question 10. Biological Oxygen Demand (BOD) is an indication of pollution in?

(A) Aquatic environment

(B) Soil

(C) Air

(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?

(A) Chlorine

(B) Nitrogen

(C) Ozone

(D) Oxygen

Question 13. Which of the following is not a water pollutant?

(A) Zinc

(B) Copper

(C) Nickel

(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

(B) Earthquake

(C) Flood

(D) Acid rain

Question 16. The problem of water pollution with Arsenic is maximum in?

(A) Haryana

(B) Rajasthan

(C) Madhya Pradesh

(D) West Bengal

Question 17. The most polluted city of India is?

(A) Ankleshwar

(B) Lucknow

(C) Ludhiana

(D) Raipur

Question 18. The most toxic metal pollutant of automobile exhaust is?

(A) Copper

(B) Lead

(C) Cadmium

(D) None of these

Question 19. Which of the following rivers is called ‘biological desert’ on account of its pollutants?

(A) Yamuna

(B) Periyar

(C) Damodar

(D) Mahanadi

Question 20. Which was the seasonal factor responsible for intense cold in Northern India in January, 2012?

(A) Deforestation

(B) Atmospheric pollution

(C) La Nina

(D) Al Nino

Question 21. Which one of the following is used to clean polluted environment? 

(A) Oxygen

(B) Rain

(C) Nitrogen

(D) Air

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? 

(A) China

(B) Japan

(C) Norway

(D) USA

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