Advertisements
Advertisements
प्रश्न
उत्तर
Recycling is a type of green technology that uses old materials to make new products. It is environment-friendly technology.
APPEARS IN
संबंधित प्रश्न
Write any two measures to conserve water.
Solar water – heater works on renewable energy system
Write a short note on pressure cooker.
Suggest control measures of noise pollution
Fill in the blank:
______________ is a greenish coloured poisonous gas.
Choose the correct alternative and rewrite the following:
Twenty dry raisins were soaked in 50 ml of water and kept for one hour at 500 C. Which out of the following is the correct observation?
Give one example of Reuse.
Write the advantages of recycling.
Give two examples of efficient technology.
What is nano-technology?
Discuss the role of eco-efficiency technology.
Discuss the concept of eco-friendly technology.
Discuss the role of eco-friendly technology.
Give two examples of eco-friendly technology.
