Management of Natural Resources Part-1
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
1. What changes can you make in your habits to become more environment-friendly?
Ans. (a) Plant one tree on every birthday.
(b) Stop using polythene bags.
(c) Switch off unnecessary lights and fans.
(d) Take bus instead of personal vehicles.
(e) Use CFL in place of bulbs.
1. Why should we conserve forests and wildlife?
Ans. Forests present a wide biological diversity. They are essential for ecological diversity, to prevent floods and to influence rainfall. Forests help in protection of soil and in retaining sub-soil water.
NCERT Solutions for Class 10 Science Management of Natural Resources Part 1
2. Suggests some approaches towards the conservation of forests.
Ans. (a) Afforestation
(b) Check on indiscriminate cutting of trees.
(c) Check on forest fires
(d) Check on overgrazing.
1. Find out about the traditional systems of water harvesting/management in your region.
Ans. The traditional system of water conservation differs from region to region for example.
(a) Khadin, tanks and nadis in Rajasthan
(b) Bandharas and tals in Maharashtra
(c) Ahars and pyenes in Bihar
(d) kattas in Karnataka
2. Compare the above system with the probable systems in hilly/mountainous areas or plains or plateau regions.
Ans. In hilly/mountainous areas mostly in Himachal Pradesh, kulhs are used to take water to several villages down the hillside. In largely level terrain, water harvesting structures are mainly crescent shaped earthen embankments or low straight concrete and rubble check dams built across seasonally flooded gullies. They are different from pits and ponds as they store running water.
3. Find out the source of water in your region/locality. Is water from this source available to all people living in that area?
Ans. In Delhi, the source of water in Yamuna. Water from this source is available mostly to all people in Delhi.