Advertisements
Advertisements
प्रश्न
List some of the common wastes produced in mining operation and mention how these can be reused.
Advertisements
उत्तर
Common wastes produced in mining operation:
Coal, Dust, Iron, Copper, Zinc, etc.
Reusing of wastes produced in mining operation:
During operation of getting minerals, a large quantity of waste material is produced. This waste material is called mine tailing. It is the left over. The mine tailing can be mixed with materials to produce tiles and masonry cement.
APPEARS IN
संबंधित प्रश्न
Identify biodegradable waste from the following:
peels of vegetables and fruits, metallic cans, broken plastic toys, broken glass cover, grass, paper, ball point pen refill
List waste products produced from an industry.
What things does waste contain?
Provide a suitable term that expresses the meaning of the following statement.
Greeting cards made from newspaper.
Read the poem written below and then answer the questions from the information gathered from the book or elsewhere.
Name the two kinds of waste that need to be separated from each other in two different waste bins.
What happens when insecticides, motor oil, paints are poured down the drain?
Answer the following question in one or two words or sentences:
Who, out of the following should properly dispose of the garbage – father, mother, elder brother, younger sister?
Write one difference between biodegradable and non-biodegradable wastes. List two impacts of each type of the accumulated waste on environment if not disposed off properly.
Which of the following is non-biodegradable?
