Mock Test

Exam: BPSC Subject: General Science Topic: Environmental Science

Total Questions: 20

Q1. Which of the following is NOT a type of environmental pollution?

Air Pollution Water Pollution Soil Pollution Sound Pollution
Q2. What is the primary mechanism of disinfection by chlorine in water treatment?

Oxidation of cell membranes Disruption of enzyme activity Damage to nucleic acids (DNA/RNA) All of the above
Q3. The 'green belt' concept in urban planning is used to:

Encourage urban sprawl Prevent uncontrolled expansion of cities into surrounding rural areas Maximize land use for construction Replace parks with factories
Q4. Which organization is dedicated to safeguarding public health and the environment?

National Audubon Society Physicians for Social Responsibility The Wilderness Society Union of Concerned Scientists
Q5. The 'Margin of Exposure' (MOE) in toxicological risk assessment is calculated as:

NOAEL / exposure level LOAEL / exposure level Benchmark Dose (BMD) / exposure level Exposure level / NOAEL
Q6. An EIA for a large dam project would most critically assess impacts on:

Local fashion trends Downstream river ecosystems and agricultural land The global stock market Popular music genres
Q7. Which of these is a potential benefit of implementing an EMS?

Increased waste generation Reduced compliance costs with environmental regulations Higher energy consumption Decreased employee engagement
Q8. Which of the following is a core concern of environmental sociology?

The study of ancient civilizations and their environmental impact. The analysis of the relationship between society and the natural environment. The exploration of extraterrestrial life and its potential environmental effects. The development of sustainable technologies in isolation from social factors.
Q9. When auditing an environmental management system, auditors look for:

Evidence of planned and systematic activities Random operational data Customer complaints only Marketing brochures
Q10. Which soil contaminant is a byproduct of various industrial processes, including metal smelting and the production of plastics, and can cause liver and kidney damage?

Asbestos Lead (Pb) Arsenic (As) Chromium (Cr)
Q11. When analyzing the spatial distribution of endangered species, which statistical approach is most suitable for identifying 'hotspots' of high species richness and concentration?

Simple linear regression Kriging for density estimation Spatial join and aggregation with kernel density estimation Time series analysis
Q12. The temporal resolution of a remote sensing satellite dictates its ability to:

Capture fine spatial details. Observe subtle spectral variations. Revisit the same geographical area over a specific time interval. Penetrate atmospheric constituents.
Q13. The experience of viewing Environmental Art can be:

Passive and detached Active and immersive Intellectual only Visually overwhelming
Q14. Gary Snyder's 'ecolibrium' concept suggests:

A focus on individualistic nature appreciation and escape from society. A harmonious balance between human activities and the natural world, achieved through ecological understanding and spiritual integration. The absolute preservation of wilderness areas, forbidding any human presence. The use of technology to overcome environmental limitations.
Q15. A story about plastic pollution in the oceans would typically fall under which category of environmental journalism?

Economic development Social justice Marine conservation Political science
Q16. The catalytic converter in vehicles significantly reduces emissions of CO, NOx, and unburned hydrocarbons. Which of the following catalytic reactions is LEAST likely to occur in a typical three-way catalytic converter?

Oxidation of CO to CO2 Reduction of NOx to N2 Oxidation of hydrocarbons to CO2 and H2O Reduction of CO2 to CO
Q17. What is the primary role of decomposers in an ecosystem?

To produce organic matter from inorganic substances. To break down dead organic matter and return nutrients to the soil. To control the population size of herbivores. To convert solar energy into chemical energy.
Q18. Which of the following would be considered a 'contaminant' in ERA?

Clean air Potable water A toxic chemical released into a river Natural sunlight
Q19. Fossil fuels, such as coal and oil, are reservoirs of which element?

Nitrogen Sulfur Carbon Phosphorus
Q20. Social media plays a significant role in environmental communication by:

Limiting information spread. Facilitating rapid dissemination of information and advocacy. Discouraging public engagement. Promoting misinformation anonymously.

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