Advertisements
Advertisements
प्रश्न
What hazards does mining pose to the environment?
Advertisements
उत्तर
Hazards posed by mining include:
(a) Release of harmful gases such as methane.
(b) Elimination of existing vegetation and destruction of the genetic profile of the soil.
(c) Continuous mining at a place can displace or destroy wildlife and habitat.
APPEARS IN
संबंधित प्रश्न
We often observe domestic waste decomposing in the bylanes of our homes. List four ways to make the residents aware that the improper disposal of wastes is harmful to the environment and also for their own health.
What is meant by incineration? for what purpose is it used?
Match the items in Column I with as many times as possible in Column II.
|
Column I |
Column II |
|
1. Cow dung |
(i) Sugarcane |
|
2. Bagasse |
(ii) Raddiwalas |
|
3. Old newspapers |
(iii) Manure |
What does mining waste comprise of?
What are blue coloured bins used for?
How can the non-useful component be reused?
List waste products produced from an industry.
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.
"The change in packaging has resulted in waste becoming non-biodegradable." Giving two examples from daily life, justify this statement.
