Mock Test

Exam: BPSC Subject: General Science Topic: Environmental Science

Total Questions: 20

Q1. Which of the following is a common tool for assessing socio-economic impacts in an EIA?

Geographic Information Systems (GIS) Ecological niche modeling Community surveys and stakeholder consultations Remote sensing satellite imagery
Q2. The '$K_m$' (Michaelis constant) in the Monod growth model for microorganisms in biological wastewater treatment represents:

The maximum specific growth rate of microorganisms. The substrate concentration at which the specific growth rate is half of the maximum. The substrate concentration at which growth ceases. The yield coefficient of the microorganisms.
Q3. Which ethical framework emphasizes the intrinsic value of all living beings, regardless of their utility to humans?

Anthropocentrism Utilitarianism Biocentrism Egoism
Q4. A researcher is analyzing air quality data and wants to determine if there is a significant difference in particulate matter concentration between industrial and residential areas. Which statistical test is most suitable?

Pearson correlation Independent samples t-test Paired samples t-test Mann-Whitney U test
Q5. Under the Water (Prevention and Control of Pollution) Act, 1974, what specific standard is mandated for the discharge of sewage and industrial effluents into inland surface waters, considering biological oxygen demand (BOD) and chemical oxygen demand (COD)?

BOD must not exceed 10 mg/L and COD must not exceed 30 mg/L. BOD must not exceed 20 mg/L and COD must not exceed 100 mg/L. BOD must not exceed 30 mg/L and COD must not exceed 250 mg/L. BOD must not exceed 5 mg/L and COD must not exceed 20 mg/L.
Q6. The concept of 'carrying capacity' in environmental science is most closely related to which aspect of sustainable development?

Economic growth Social inclusion Environmental limits Technological innovation
Q7. Which of the following best describes the ecological niche of a species?

Its physical location within an ecosystem Its role and interactions with the biotic and abiotic factors in its environment The set of resources it consumes The geographical area it occupies
Q8. Which layer of the Earth's atmosphere protects us from harmful ultraviolet (UV) radiation from the sun?

Troposphere Stratosphere Mesosphere Exosphere
Q9. What is the primary ethical question regarding resource depletion?

How quickly can we extract all available resources? Who benefits most from resource extraction? What are our responsibilities concerning the finite nature of resources? How can we maximize resource consumption?
Q10. Which of the following is a key component in the nitrogen cycle, responsible for converting atmospheric nitrogen into ammonia?

Nitrifying bacteria Denitrifying bacteria Nitrogen-fixing bacteria Ammonifying bacteria
Q11. What is a habitat?

A type of pollution The natural home or environment of an animal, plant, or other organism A manufactured product A weather pattern
Q12. The concept of 'nitrogen saturation' describes a state where ecosystems receive more nitrogen than they can effectively assimilate. Which is a potential consequence of nitrogen saturation in temperate forests?

Increased biodiversity of nitrogen-fixing bacteria Decreased susceptibility to insect outbreaks Increased susceptibility to frost damage and disease Reduced leaching of nitrate into groundwater
Q13. What is the primary ethical challenge posed by the concept of 'anthropocene' in environmental ethics?

The idea that humans have always been a natural part of Earth's geological processes. The recognition of humanity's profound and often destructive impact on Earth's geological, ecological, and atmospheric systems. The need to protect human populations from natural disasters. The ethical imperative to explore and colonize other planets.
Q14. The concept of 'Sustainable Development' emerged as a response to:

Economic recession Environmental degradation Political instability Social unrest
Q15. Which of the following is considered an 'indirect' impact in EIA?

Noise from construction equipment Habitat fragmentation due to a road Disposal of construction waste Direct alteration of river flow
Q16. Which technology is used to capture and store carbon dioxide?

Desalination plants Carbon capture and storage (CCS) Incineration Recycling centers
Q17. Which term refers to the regular and systematic collection of environmental data to track changes over time?

Environmental auditing Environmental impact assessment Environmental surveillance Environmental remediation
Q18. A philosopher advocating for 'conservation' would typically emphasize:

Unrestricted use of natural resources Sustainable management and protection of natural resources The elimination of all human interaction with nature Exploitation of natural resources for maximum profit
Q19. Which prominent environmental advocacy group, founded in 1970, is renowned for its legal expertise in environmental law and its work in litigating against polluters and influencing environmental policy in the United States?

Earthjustice Sierra Club Natural Resources Defense Council (NRDC) Environmental Working Group (EWG)
Q20. The 'Tragedy of the Commons' describes a situation where:

Private property leads to resource depletion Shared resources are overexploited due to individual self-interest Government regulation prevents resource abuse Technological innovation solves resource scarcity

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