Chapter 5: Green Skills II — Online MCQ Test
INFORMATION TECHNOLOGY · Grade 10 · CBSE(NCERT)
Practice Chapter 5: Green Skills II with a free chapter-wise online MCQ test.
This chapter covers: Sustainable Development Green Economy Green Jobs Natural Resources Conservation Environmental Protection Climate Change Waste Management Renewable Energy.
AI-generated questions from basic to board-exam level, with instant results and explanations.
Chapter 5: Green Skills II — Important Questions & Answers
Sustainable development means development that meets the needs of the present without compromising the ability of ________ to meet their own needs.
- A. future generations
- B. only industries
- C. only urban people
- D. government departments
Answer: A. future generations
Sustainable development focuses on fulfilling present needs while protecting resources and opportunities for future generations.
Sustainable development focuses on fulfilling present needs while protecting resources and opportunities for future generations.
Which of the following is a renewable source of energy?
- A. Coal
- B. Petroleum
- C. Solar energy
- D. Natural gas
Answer: C. Solar energy
Solar energy is renewable because it is naturally replenished and does not get exhausted like fossil fuels.
Solar energy is renewable because it is naturally replenished and does not get exhausted like fossil fuels.
The 3Rs of waste management stand for:
- A. Read, Record, Report
- B. Reduce, Reuse, Recycle
- C. Repair, Remove, Replace
- D. Renew, Restore, Return
Answer: B. Reduce, Reuse, Recycle
The 3Rs are Reduce, Reuse and Recycle, which help minimise waste and conserve resources.
The 3Rs are Reduce, Reuse and Recycle, which help minimise waste and conserve resources.
Which gas is mainly responsible for global warming due to excessive human activities?
- A. Oxygen
- B. Carbon dioxide
- C. Nitrogen
- D. Helium
Answer: B. Carbon dioxide
Carbon dioxide is a major greenhouse gas released by burning fossil fuels, contributing to global warming.
Carbon dioxide is a major greenhouse gas released by burning fossil fuels, contributing to global warming.
Riya switches off lights and fans when leaving a room. Which sustainable practice is she following?
- A. Energy conservation
- B. Deforestation
- C. Overconsumption
- D. Landfilling
Answer: A. Energy conservation
Switching off unused electrical appliances saves energy and supports sustainable use of resources.
Switching off unused electrical appliances saves energy and supports sustainable use of resources.
Which of the following is NOT a sustainable practice?
- A. Using public transport
- B. Harvesting rainwater
- C. Using disposable plastic bags daily
- D. Segregating waste at source
Answer: C. Using disposable plastic bags daily
Daily use of disposable plastic bags increases waste and pollution, making it unsustainable.
Daily use of disposable plastic bags increases waste and pollution, making it unsustainable.
A village uses biogas produced from cattle dung for cooking. Which two benefits are most directly achieved?
- A. More plastic waste and higher coal use
- B. Waste utilisation and reduced dependence on firewood
- C. Increased deforestation and air pollution
- D. Higher use of petrol and diesel
Answer: B. Waste utilisation and reduced dependence on firewood
Biogas uses organic waste productively and reduces the need for firewood, helping conserve forests and reduce smoke.
Biogas uses organic waste productively and reduces the need for firewood, helping conserve forests and reduce smoke.
A factory wants to become more environment-friendly. Which combination of actions best supports a green economy?
- A. Increase coal use, discharge untreated waste, ignore recycling
- B. Use renewable energy, treat wastewater, reduce waste
- C. Cut costs by removing pollution controls
- D. Produce more goods using more raw materials without efficiency
Answer: B. Use renewable energy, treat wastewater, reduce waste
A green economy encourages resource efficiency, pollution control and renewable energy while supporting economic activity.
A green economy encourages resource efficiency, pollution control and renewable energy while supporting economic activity.
A town plans four projects. Which project best satisfies the idea of sustainable development?
- A. Build a coal power plant without pollution control to create quick jobs
- B. Install solar streetlights and train local youth to maintain them
- C. Cut a forest for a mall and promise to clean the area later
- D. Use more groundwater for lawns during summer
Answer: B. Install solar streetlights and train local youth to maintain them
Solar streetlights reduce emissions and training local youth creates green jobs, balancing environmental and economic benefits.
Solar streetlights reduce emissions and training local youth creates green jobs, balancing environmental and economic benefits.
Which option is the best example of the order of preference in the 3Rs for managing an old notebook?
- A. Throw it away, buy a new one, then recycle if possible
- B. Use blank pages first, then reuse remaining paper, then recycle the rest
- C. Burn it first, then reuse the ash, then recycle the cover
- D. Recycle it immediately even if many pages are blank
Answer: B. Use blank pages first, then reuse remaining paper, then recycle the rest
The preferred order is Reduce, Reuse and then Recycle; using blank pages first reduces new paper use before recycling.
The preferred order is Reduce, Reuse and then Recycle; using blank pages first reduces new paper use before recycling.