Biology

Management of Natural Resources

Question:

Name two fossil fuels.

Answer:

Coal and Petroleum.

previuos
next

Management of Natural Resources

Q 1.

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

Q 2.

Is water conservation necessary? Give reasons.

Q 3.

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

Q 4.

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

Q 5.

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 6.

What is the main purpose of rainwater harvesting ?

Q 7.

In a village in Karnataka, people started cultivating crops all around a lake which was always filled with water. They added fertilisers to their field in order to enhance the yield. Soon they discovered that the water body was completely covered with green floating plants and fishes started dying in large numbers.  Analyse the situation and give reasons for excessive growth of plants and death of fish in the lake.

Q 8.

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 9.

Give two examples each of the following:

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

Q 10.

Fill in the following blanks with suitable words :Fill in the following blanks with suitable words :
(a) LPG is a ……………fuel but biogas is not a…………. fuel.
(b) Glaciers are a source of…………………..
(c) One of the main aim of management of forests and wildlife is to conserve the……………….which we haveinherited.
(d) Khadin is a traditional………………………..harvesting system in Rajasthan.
(e) When a fuel burns in an insufficient supply of air, then some poisonous gas called ……………………….. is also produced.

Q 11.

Name the rivers with which the following dams are associated :
Name the rivers with which the following dams are associated :
(a) Tehri Dam
(b) Sardar Sarovar Dam
(c) Bhakra Dam

Q 12.

What is meant by “sustainable development” ?

Q 13.

What is meant by wildlife? How is wildlife important for us? [Foreign]

Q 14.

What is a dam? Write two main advantages and two ill-effects of constructing a big dam. [Delhi(C)]

Q 15.

List the products of combustion of fossil fuels. What are their adverse effects on the environment? [All India]

Q 16.

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

Q 17.

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

Q 18.

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

Q 19.

What is the name of the process in which rainwater falling on the earth is stopped from flowing and made to percolate into the ground ?

Q 20.

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

Q 21.

What would be the advantages of exploiting resources with short-term aims?

Q 22.

Suggest some approaches towards the conservation of forests.

Q 23.

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

Q 24.

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

Q 25.

List any four advantages of water harvesting. [All India; Foreign]

Q 26.

Define:

  1. Biomass
  2. Anaerobic degradation [Foreign]

Q 27.

What are the main uses of coal and petroleum products ?

Q 28.

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

Q 29.

Why should we conserve forests and wildlife?

Q 30.

What is an equitable distribution of resources in a society and why is it necessary? State any two factors which work against an equitable distribution of resources. [Foreign]

Q 31.

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

Q 32.

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

Q 33.

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 34.

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

Q 35.

Apart from the availability of forest products, name two other things which are affected by the destruction of forests.

Q 36.

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

Q 37.

Choose one term from the following which include all others :
coal, natural gas, fossil fuels, petroleum

Q 38.

Why should fossil fuels like coal and petroleum be used judiciously ?

Q 39.

(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 40.

(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 41.

In the context of conservation of natural resources, explain the terms reduce, recycle and reuse. From among the materials that we use in daily life, identify two materials for each category.

Q 42.

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

Q 43.

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

Q 44.

What is water harvesting? Mention any two water harvesting structures. [Delhi]

Q 45.

What is meant by exploitation of resources with short-term aims? List its four advantages. [Delhi(C)]

Q 46.

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

Q 47.

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

Q 48.

List three problems which arise due to construction of big dams. Suggest a solution for these problems. [All India]

Q 49.

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 50.

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