Biology

Management of Natural Resources

Question:

Give one example to show how the participation of local people can lead to the efficient management of forests.

Answer:

People participation in the management of forests can help in increasing forest produce as well as in their conservation. Participation of local people in the management of forest leads to the revival of degraded sal forest. In 1972, the West Bengal Forest Department formulated a novel scheme to revive the degraded sal forest by involving the local people. The forest officer A. K. Banerjee involved the villagers of the area around the forest in the protection of 1272 hectares of degraded Sal forest. In return for help in protecting the forest, the villagers were given employment in both silviculture and harvesting operations of the forest, 25 percent of the final harvest produce, and were allowed to collect firewood and fodder from the forest area on a nominal payment. With the active and willing participation of local people around the forest, the degraded sal forest of Arabari became thick and green within ten years.

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Management of Natural Resources

Q 1.

Suggest any four changes that you would like to incorporate in the life style of students of your age to move towards a sustainable use of available resources. [All India Delhi 2008(C)]

Q 2.

List any four disadvantages of using fossil fuels for the production of energy. [All India]

Q 3.

How would these advantages differ from the advantages of using a long-term perspective in managing our resources?

Q 4.

What is the main purpose of rainwater harvesting ?

Q 5.

Give two examples each of the following:

  1. Renewable sources of energy
  2. Non-renewable sources of energy. [All India]

Q 6.

List two advantages associated with water harvesting at the community level.

Q 7.

Name any four categories of people who depend on the forest resources, mentioning major needs of each category. [Foreign]

Q 8.

Write the full names of (a) CFL, and (b) CFC.

Q 9.

Is water conservation necessary ? Give reasons.

Q 10.

Name the products of combustion of fossil fuels like coal and petroleum products. How do they affect us and our environment ?

Q 11.

What are non-renewable resources of energy? Give two examples of such resources. [Delhi]

Q 12.

Define:

  1. Biomass
  2. Anaerobic degradation [Foreign]

Q 13.

Which of the two is a better option, (i) to collect rainwater in ponds or artificial lakes, or (ii) to let it recharge groundwater by water harvesting? List two advantages of the option to justify your answer. [Foreign]

Q 14.

What is silviculture ? What are its advantages ?

Q 15.

Why should we conserve forests and wildlife ?

Q 16.

What changes can you make in your habits to become more environment-friendly?

Q 17.

Suggest some approaches towards the conservation of forests.

Q 18.

State two reasons each of conserving (a) forest and (b) wildlife. [All India(Q)]

Q 19.

Why is the process of ‘reuse’ better than that of ‘recycling’ ?Why is the process of ‘reuse’ better than that of ‘recycling’ ?

Q 20.

Why should we conserve forests and wildlife?

Q 21.

Suggest three ways to maintain a balance between environment and development to survive. [Delhi]

Q 22.

What is ‘Chipko Movement’? Why should we conserve forests? [All India]

Q 23.

State any four personal choices you would like to make to reduce energy consumption without affecting the quality of life or work explaining how each one of them would help you to do so. [Foreign]

Q 24.

Write a short note on ‘Chipko Andolan’ (Hug the Trees Movement).

Q 25.

Although coal and petroleum are produced by the degradation of biomass, even then we need to conserve them. Why ?

Q 26.

Suggest a few measures for controlling carbon dioxide levels in the atmosphere.

Q 27.

List any two causes of our failure to sustain availability of underground water.[Foreign]

Q 28.

How did ‘Chipko Andolan’ ultimately benefit the local people? Describe briefly. [Foreign]

Q 29.

Name the major programme started to replenish forests.

Q 30.

Name two factors which can be used to find whether river water has been contaminated.

Q 31.

Name a clean gaseous fuel other than LPG and natural gas.

Q 32.

(a) What is meant by rainwater harvesting ? Name some of the ancient structures used for rainwater harvesting by the rural people.
(b) What are the various advantages of water stored in ground ?

Q 33.

Although coal and petroleum are produced by degradation of biomass, yet we need to conserve them. Why?

Q 34.

(a) Locate and name the water reservoirs in figures (a) and (b).
(b) Which has an advantage over the other and why?
ncert-exemplar-problems-class-10-science-chapter-16-management-natural-resources-1
ncert-exemplar-problems-class-10-science-chapter-16-management-natural-resources-2

Q 35.

State the meaning of “sustainable management”. Reuse is better than recycling. How? [Foreign]

Q 36.

With which process are the following ancient structures associated ?
Kulhs, Eris, Surangams, Kattas, Pynes

Q 37.

State whether the following statement is true or false :
Chipko Andolan was associated with the conservation of wild animals such as tigers and lions.

Q 38.

What is meant by “sustainable development” ?

Q 39.

Describe briefly the ‘khadin’ system of rainwater harvesting practised in Rajasthan.

Q 40.

What are the three R’s to save the environment ? Explain with one example of each.

Q 41.

(a) What is a natural resource ? Name three important natural resources.
(b) Why do we need to manage our natural resources ?

Q 42.

(a) State the advantages of constructing dams across the rivers.
(b) Describe some of the problems associated with the construction of dams.

Q 43.

Why do you think there should be equitable distribution of resources? What forces would be working against an equitable distribution of our resources?

Q 44.

List any two traditional systems of water harvesting. [Foreign]

Q 45.

What are the two kinds of natural resources? [Delhi(C)]

Q 46.

State an instance where human intervention saved the forests from destruction. [Delhi(Q)]

Q 47.

Why must we conserve our forests? List any two causes for deforestation to take place. [Delhi]

Q 48.

How do advantages of exploiting natural resources with short-term aims differ from the advantages of managing our resources with a long ¬term perspective? [Foreign]

Q 49.

List four advantages of water stored in the ground. [Delhi]

Q 50.

“Burning fossil fuels is a cause of global warming.” Justify this statement. [Delhi]