Science Practice Quiz 121

Q1.Which device is mentioned for reducing particulate matter in the air when fitted to factory smoke stacks?

A. Catalytic converters B. Carbon filters C. Electrostatic precipitators D. Ozone generators

Q2.Which ISO certification does NTPC hold for its Environment Management System?

A. ISO 9001 B. ISO 14001 C. ISO 18001 D. ISO 27001

Q3.What does the challenge of sustainable development require?

A. Prioritizing economic growth over environmental concerns B. Integrating economic development with environmental concerns C. Focusing solely on environmental preservation D. Separating economic policies from ecological policies

Q4.To reduce noise pollution, what should generators be fitted with?

A. Exhaust filters B. Silencers C. Cooling systems D. Energy meters

Q5.Besides personal ear protection, what material can be used to reduce noise?

A. Reflective surfaces B. Sound amplifiers C. Noise absorbing material D. Vibrating panels

Q6.Which of the following is a method adopted by NTPC to preserve the natural environment by managing waste?

A. Maximising water consumption B. Minimising waste generation by maximising ash utilisation C. Disposing waste directly into rivers D. Increasing the use of non-renewable resources

Q7.What measure does NTPC take to nurture ecological balance and address afforestation?

A. Importing exotic plant species B. Providing green belts for nurturing ecological balance C. Clearing existing forests for development D. Reducing water usage for plants

Q8.Which of the following is a strategy employed by NTPC to reduce environmental pollution?

A. Increasing liquid waste discharge B. Avoiding ash pond management C. Implementing ash water recycling system D. Relying solely on external monitoring

Q9.What kind of monitoring and management does NTPC implement for all its power stations to preserve the environment?

A. Financial auditing and reporting B. Human resource management C. Ecological monitoring, reviews and on-line database management D. Marketing and sales analysis

Q10.What was the approximate quantity of liquid toxic wastes dumped in the city of Abidjan and its surrounding sea?

A. 50 tonnes B. 500 tonnes C. 5,000 tonnes D. 50,000 tonnes

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Science Practice Quiz 121