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
Multiple Choice Type:
The most convenient reusable wastes are
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 are the most important steps in waste management?
What is a landfill?
Municipality provides two types of dustbins for garbage collection. One coloured with blue colour and other with green colour. From following wastes which you will put in the which dustbin?
Plastic materials, metals and glass items, wastes of plants and animals, peels of fruits and vegetables, dried leaves and twigs, remains of meat like flesh and bones.
Do you think it is better to use compost instead of chemical fertilizers? Why?
Which of the following is biodegradable?
What are the advantages of cloth bags over plastic bags during shopping?
What is meant by garbage?
List two classes into which garbage is classified.
