Management of Natural Resources Part-2
NCERT solutions for Class 10 Science Management of Natural Resources
NCERT Class 10 Science Chapter wise Solutions
- 1 – Chemical Reactions and Equations
- 2 – Acids, Bases and Salts
- 3 – Metals and Non-metals
- 4 – Carbon and Its Compounds
- 5 – Periodic Classification of Elements
- 6 – Life Processes
- 7 – Control and Coordination
- 8 – How do Organisms Reproduce?
- 9 – Heredity and Evolution
- 10 – Light Reflection and Refraction
- 11 – Human Eye and Colourful World
- 12 – Electricity
- 13 – Magnetic Effects of Electric Current
- 14 – Sources of Energy
- 15 – Our Environment
- 16 – Management of Natural Resources
2. Can you suggest some changes in your school which would make it environment friendly?
Ans. (a) Avoid unnecessary use of water coolers, heaters, fans and lights.
(b) Plantation of trees around the school
(c) Preparation of compost
(d) Water harvesting.
(e) Storing separately the articles that can be recycled.
3. We saw in this chapter that there are four main stakeholders when it comes to forests and wildlife. Which among these should have the authority to decide the management of forest produces? Why do you think so?
Ans. The local people who live in or around the forest area should have the authority to decide the management of forest produces. These people know various practices to use the resources in sustainable manner. These people have been using the forest and wild life resources since ancient times without harming or causing any damage to the environment.
4. How can you as an individual contribute or make a difference to the management of (a) forests and wildlife, (b) water resources and (c) coal and petroleum?
Ans. As an individual
(a) (i) I will not allow cutting of trees.
(ii) I shall plant one tree every year and watch it growing.
(b) (i) I shall use water judiciously.
(ii) I shall immediately repair leaky taps
(c) (i) I shall pool the car for going to office.
(ii) Every Sunday will be no car Sunday.
NCERT Solutions for Class 10 Science Management of Natural Resources Part 2
5. What can you as an individual do to reduce your consumption of the various natural resources?
Ans. The following measures can be taken:
(a) Save electricity by switching off unnecessary lights and fan.
(b) Walk or cycle whenever possible.
(c) Use CFL instead of bulbs
(d) Do not wastes food
(e) Repair leaky taps at the earliest instant.
NCERT Solutions for Class 10 Science Management of Natural Resources Part 2
6. List five things you have done over the last one week to-
(a) Conserve our natural resources.
(b) Increase the pressure on our natural resources.
Ans. (i) not wasted electricity.
(ii) Planted a tree
(iii) Used cloth bag for shopping.
(iv) Not used my car and used public transport.
(b) (i) I forgot to switch off room light and television set when I was away for two days.
(ii) Water kept running when I brushed the teeth and when shaved my beard.
(iii) Household garbage was thrown on the roadside.
(iv) I mixed biodegradable and non-biodegradable wastes.
NCERT Solutions for Class 10 Science Management of Natural Resources Part 2
7. On the basis of the issues raised in this chapter, what changes would you incorporate in your lifestyle in a move towards a sustainable use of our resources?
Ans. I shall
(i) Minimize use of fossils fuels by pooling of car and use of public transport.
(ii) Recycle plastic, paper, glass etc.
(iii) Provide for water harvesting
(iv) Plant more trees.
(v) Use the principle of three R’s.