Q.3) Attempt any 6:- 15 miks 1. How is hydro-electric power generation more convenient than other energy consuming power generation plants? 2. What are the different ways that shows biodiversity conservation helps to conserve environment? 3. What is population explosion? Enlist at list 4 demerits 4 What is radioactive pollution? What are its adverse after effects?
Answers
Answer:
1.Hydroelectric power plants do not use up resources to create electricity nor do they pollute the air, land or water, as other power plants may. Hydroelectric power has played an important part in the development of world's electric power industry.
2.Biodiversity can be conserved by:
I) Preventing the cutting of trees.
ii) Putting a ban on hunting of animals.
iii) Efficient utilisation of natural resources.
iv) Protected areas should be developed for animals where no human activities are allowed.
3.Due to population explosion, India is in the developing stage of demographic transition. Enough resources are not available and people are unable to get infrastructural facilities. The lack of employment opportunities is hindering the economic development of the country. The high population has also lessened the per capita income.
4.Development of Diseases due to Radioactive Pollution Exposure. The most common disease that arises in people that have been exposed to radioactive pollution is cancer. Other dangerous diseases that might be brought on by exposure to radioactive waste include anaemia, leukaemia, haemorrhages, and cardiovascular diseases.