MCQOPTIONS
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MCQOPTIONS
This section includes 87 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The Ramsar convention is associated with the conservation of |
| A. | bio fuels |
| B. | forests |
| C. | wet lands |
| D. | dry lands |
| Answer» D. dry lands | |
| 2. |
Which of the following is not a water pollutant? |
| A. | Zinc |
| B. | Copper |
| C. | Nickel |
| D. | Sulphur dioxide |
| Answer» C. Nickel | |
| 3. |
Global-500 Award is given for achievement in the field of |
| A. | environmrnt protection |
| B. | movement agaist narcotics |
| C. | movement against terrorism |
| D. | population control |
| Answer» B. movement agaist narcotics | |
| 4. |
Which one of the following is not related to water pollution ? |
| A. | Eutrophication |
| B. | Nitrification |
| C. | Biological Oxygen Demand (BOD) |
| D. | Oil slicks |
| Answer» C. Biological Oxygen Demand (BOD) | |
| 5. |
Earth summit was held in |
| A. | Chicago |
| B. | Copenhagen |
| C. | Rio de Jneiro |
| D. | London |
| Answer» D. London | |
| 6. |
Acid rain is caused due to air pollution by |
| A. | carbon dioxide |
| B. | carbon monoxide |
| C. | methane |
| D. | nitrous oxide and sulphur dioxide |
| Answer» E. | |
| 7. |
The highest chemical pollution is caused by the industrial effluents of |
| A. | leather industry |
| B. | paper industry |
| C. | rayon industry |
| D. | taxtile industry |
| Answer» B. paper industry | |
| 8. |
Which of the following Megacities of India generates the largest solid waste per capita annually ? |
| A. | Bengalore |
| B. | Chennai |
| C. | Delhi |
| D. | Mumbai |
| Answer» D. Mumbai | |
| 9. |
To meet Euro II emission standards, what should be the sulphur content in the ultra low sulphur diesel ? |
| A. | 0.05 percent or less |
| B. | 0.10 percent |
| C. | 0.15 percent |
| D. | 0.20 percent |
| Answer» B. 0.10 percent | |
| 10. |
The Ozone layer restricts |
| A. | visible light |
| B. | infrared radiation |
| C. | X-ray and Gamma rays |
| D. | ultraviolet radiation |
| Answer» E. | |
| 11. |
Which one of the following is related to ozone formation ? |
| A. | Photosynthesis process |
| B. | Photochemical process |
| C. | Chemosynthesis process |
| D. | Hydrolysis process |
| Answer» C. Chemosynthesis process | |
| 12. |
Eco-Mark is given the Indian products that are |
| A. | Pure and unadulterated |
| B. | Rich in proteins |
| C. | Environment-friendly |
| D. | Economically viable |
| Answer» D. Economically viable | |
| 13. |
Chipko movement was basically against |
| A. | Water pollution |
| B. | Noise pollution |
| C. | Deforestation |
| D. | Cultural Pollution |
| Answer» D. Cultural Pollution | |
| 14. |
The non-biotic pollution of underground water is |
| A. | bacteria |
| B. | algae |
| C. | arsenic |
| D. | viruses |
| Answer» D. viruses | |
| 15. |
Global Warming is caused due to the emission of |
| A. | Nitrogen |
| B. | Carbon dioxide |
| C. | Carbon Monooxide |
| D. | Hydrocarbon |
| Answer» C. Carbon Monooxide | |
| 16. |
Which one of the following adopted "Agenda 21"? |
| A. | First Earth Summit |
| B. | Summit on Sustainable Development |
| C. | Montreal Protocol |
| D. | Kyoto Protocol |
| Answer» B. Summit on Sustainable Development | |
| 17. |
The use of fossil fuels is responsible for the increase in the amount of which gas in the atmosphere ? |
| A. | Nitrogen |
| B. | Carbondioxide |
| C. | Ozone |
| D. | Argon |
| Answer» C. Ozone | |
| 18. |
The major combustible component of gobar (cow dung) gas is |
| A. | methane |
| B. | carbon dioxide |
| C. | hydrogen |
| D. | propane |
| Answer» B. carbon dioxide | |
| 19. |
Consider the following 1. Carbon dioxide2. Oxides of Nitrogen3. Oxides of SulphurWhich of the above is/are the emission/emissions from coal combustion at thermal power plants? |
| A. | Only 1 |
| B. | 2 and 3 |
| C. | 1 and 3 |
| D. | 1, 2 and 3 |
| Answer» E. | |
| 20. |
REDD Plus Programme is concerned with which of the following ? |
| A. | Nuclear Non-Proliferation Treaty (NPT) |
| B. | Convention on Biological Diversity (CBD) |
| C. | Millennium Development Goals (MDG) |
| D. | Earth Summit |
| Answer» C. Millennium Development Goals (MDG) | |
| 21. |
Consider the following statements about Montreal Protocol1. The Vienna Convention on the ozone layer and the subsequent Montreal Protocol on substance that depleted the ozone layar, adopted in 1987.2. The protocol provided for a multilateral fund to assist developing countries cover their incremental costs in eliminating CFCs or ODS.Which of the statements given above is/are correct? |
| A. | Only 1 |
| B. | Only 2 |
| C. | Both 1 and 2 |
| D. | Neither 1 or 2 |
| Answer» D. Neither 1 or 2 | |
| 22. |
Consider the following statements 1. According to IPCC, Methane is more than 20 times as effective as CO2 at trapping heat in the atmosphere2. Methane is more than 50 times as effective as CO2 in depletion of Ozone layer3. Methane is derived from sources such as rice paddies, bovine flatulence, bacteria in bogs and fossil fuel productionWhich of the statements given above is/are correct? |
| A. | 1, 2 and 3 |
| B. | 1 and 3 |
| C. | Only 2 |
| D. | Only 3 |
| Answer» C. Only 2 | |
| 23. |
Earlier, leaded petrol used to be the most widespread, through easily preventable, source of urban air pollution in the world. According to WHO (World Health Organisation). 15-18 million children in the developing countries are already suffering from permanent brain damage due to lead poisoning. Why is tetra-ethyl lead added to petrol? |
| A. | It prevents engine knocking |
| B. | Reduces vehicular emissions |
| C. | Increase life of motor tyres |
| D. | None of the above |
| Answer» B. Reduces vehicular emissions | |
| 24. |
Which of the following are correctly matched?1. Viena : Protection convention : of ozone layer2. Stockholm : Hazardous wastes convention : and their disposal3. Rotterdam : Hazardous convention : chemicals4. Basel : persistent organic convention : pollutions |
| A. | 1 and 2 |
| B. | 1 and 3 |
| C. | 2, 3 and 4 |
| D. | 1, 2 and 4 |
| Answer» C. 2, 3 and 4 | |
| 25. |
Buddha Nullah has been the main source of pollution of which among the following rivers? |
| A. | Chambal |
| B. | Sutlej |
| C. | Yamuna |
| D. | Gandak |
| Answer» C. Yamuna | |
| 26. |
The hockey stick graph indicates |
| A. | increase in population |
| B. | increase in urban areas |
| C. | increase in sea level |
| D. | increase in global temperature |
| Answer» E. | |
| 27. |
Which of the following gases is related from rice fields in the most prominent quantities? |
| A. | Carbon dioxide |
| B. | Methane |
| C. | Carbon monoxide |
| D. | Sulphur dioxide |
| Answer» C. Carbon monoxide | |
| 28. |
The gas leaked out in Bhopal gas tragedy |
| A. | Carbon monoxide |
| B. | Ethyle isocynate |
| C. | Methyl iscoynate |
| D. | SO |
| E. | and NO |
| Answer» D. SO | |
| 29. |
Which of the following is chief air pollutant ? |
| A. | CO |
| B. | CO |
| C. | N |
| D. | S |
| Answer» B. CO | |
| 30. |
Carbon monoxide is harmful to human beings as it is |
| A. | Carcinogenic |
| B. | Antagonistic to CO |
| C. | With higher affinity for haemogobin as compared to oxygen |
| D. | Destructive to O |
| Answer» D. Destructive to O | |
| 31. |
Which of the following gas do not considered as polluting agent of air ? |
| A. | CO |
| B. | CO |
| C. | NO |
| D. | SO |
| Answer» B. CO | |
| 32. |
Pollutant produced from vehicles which cause mental diseases is |
| A. | NO |
| B. | SO |
| C. | Pb |
| D. | Hg |
| Answer» D. Hg | |
| 33. |
Consider the following statements 1. Kyoto protocol came into force in the year 20052. Kyoto protocol deals primarily with the deplation of the ozone layer3. Methane as a green house gas is more harmful than carbon dioxideWhich of the statements given above is/are correct. |
| A. | 1 & 2 |
| B. | 1 and 3 |
| C. | 1 only |
| D. | 3 only |
| Answer» C. 1 only | |
| 34. |
World environment day is |
| A. | 28th Feb. |
| B. | 5th June |
| C. | 7th June |
| D. | 10 April |
| Answer» C. 7th June | |
| 35. |
Buddha Nullah |
| A. | Chambal |
| B. | Sutlej |
| C. | Yamuna |
| D. | Gandak |
| Answer» C. Yamuna | |
| 36. |
REDD Plus Programme |
| A. | Nuclear Non-Proliferation Treaty (NPT) |
| B. | Convention on Biological Diversity (CBD) |
| C. | Millennium Development Goals (MDG) |
| D. | Earth Summit |
| Answer» C. Millennium Development Goals (MDG) | |
| 37. |
Consider the following statements about |
| A. | Only 1 |
| B. | Only 2 |
| C. | Both 1 and 2 |
| D. | Neither 1 or 2 |
| Answer» D. Neither 1 or 2 | |
| 38. |
Earlier, leaded |
| A. | It prevents engine knocking |
| B. | Reduces vehicular emissions |
| C. | Increase life of motor tyres |
| D. | None of the above |
| Answer» B. Reduces vehicular emissions | |
| 39. |
Global Warming |
| A. | Nitrogen |
| B. | Carbon dioxide |
| C. | Carbon Monooxide |
| D. | Hydrocarbon |
| Answer» C. Carbon Monooxide | |
| 40. |
Which one of the following is related to |
| A. | Photosynthesis process |
| B. | Photochemical process |
| C. | Chemosynthesis process |
| D. | Hydrolysis process |
| Answer» C. Chemosynthesis process | |
| 41. |
Which one of the following is not related to |
| A. | Eutrophication |
| B. | Nitrification |
| C. | Biological Oxygen Demand (BOD) |
| D. | Oil slicks |
| Answer» C. Biological Oxygen Demand (BOD) | |
| 42. |
Earth summit |
| A. | Chicago |
| B. | Copenhagen |
| C. | Rio de Jneiro |
| D. | London |
| Answer» D. London | |
| 43. |
Global-500 Award |
| A. | environmrnt protection |
| B. | movement agaist narcotics |
| C. | movement against terrorism |
| D. | population control |
| Answer» B. movement agaist narcotics | |
| 44. |
Acid rain is |
| A. | carbon dioxide |
| B. | carbon monoxide |
| C. | methane |
| D. | nitrous oxide and sulphur dioxide |
| Answer» E. | |
| 45. |
To meet |
| A. | 0.05 percent or less |
| B. | 0.10 percent |
| C. | 0.15 percent |
| D. | 0.20 percent |
| Answer» B. 0.10 percent | |
| 46. |
Which one of the following adopted |
| A. | First Earth Summit |
| B. | Summit on Sustainable Development |
| C. | Montreal Protocol |
| D. | Kyoto Protocol |
| Answer» B. Summit on Sustainable Development | |
| 47. |
The major combustible component of |
| A. | methane |
| B. | carbon dioxide |
| C. | hydrogen |
| D. | propane |
| Answer» B. carbon dioxide | |
| 48. |
Eco-Mark |
| A. | Pure and unadulterated |
| B. | Rich in proteins |
| C. | Environment-friendly |
| D. | Economically viable |
| Answer» D. Economically viable | |
| 49. |
Chipko |
| A. | Water pollution |
| B. | Noise pollution |
| C. | Deforestation |
| D. | Cultural Pollution |
| Answer» D. Cultural Pollution | |
| 50. |
Spraying of DDT produce pollution of |
| A. | Air |
| B. | Air and water |
| C. | Air and soil |
| D. | Air, water and soil |
| Answer» E. | |