Biology

Management of Natural Resources

Question:

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]

Answer:

Equitable distribution of resources means ensuring benefits from the development of resources to all human beings.
There should be equitable distribution of resources because every living being has an equal right on the natural resources of the earth. If anybody is using them excessively, it means somewhere else somebody is being deprived of it Factors which work against equitable distribution of resources are:

  1. Advancement and development of society.
  2. Energisation and materialization.
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Management of Natural Resources

Q 1.

Define:

  1. Biomass
  2. Anaerobic degradation [Foreign]

Q 2.

(a) Name the major industries which are based on forest produce.
(b) State the main aim of the management of forests and wildlife.
(c) Name the four main stakeholders in the management of forest resources.

Q 3.

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

Q 4.

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

Q 5.

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

Q 6.

Name any two forest products, each of which is the basis for some industry. [Delhi(C)]

Q 7.

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

Q 8.

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

Q 9.

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

Q 10.

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

Q 11.

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

Q 12.

(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 13.

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 14.

What is the main purpose of rainwater harvesting ?

Q 15.

What is meant by sustainable management? The environmentalists are insisting upon “sustainable natural resource management”. State its four advantages. [All India (C)]

Q 16.

Name the person who is most remembered for the protection of Khejri trees in Rajasthan.

Q 17.

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

Q 18.

What measures would you take to conserve electricity in your house ?

Q 19.

State any five steps to reduce the consumption of coal and petroleum products.

Q 20.

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

Q 21.

State two changes you can make in your habits to reduce the consumption of electricity or water. [All IndiaiC)]

Q 22.

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

Q 23.

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

Q 24.

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 25.

(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 26.

Suggest some approaches towards the conservation of forests.

Q 27.

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

Q 28.

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

Q 29.

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

Q 30.

What measures would you take to conserve electricity in your house?

Q 31.

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

Q 32.

Give two examples each of the following:

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

Q 33.

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

Q 34.

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

Q 35.

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 36.

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

Q 37.

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

Q 38.

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

Q 39.

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

Q 40.

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

Q 41.

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

Q 42.

Name the major programme started to replenish forests.

Q 43.

Name the bacteria whose presence in water indicates the contamination with disease-causing micro-organisms.

Q 44.

Which fossil fuel is conserved :Which fossil fuel is conserved :
(a) when we save on electricity ?
(b) when we use bicycle for covering short distances instead of a motorbike ?

Q 45.

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

Q 46.

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 47.

What is meant by “sustainable development” ?

Q 48.

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

Q 49.

Is water conservation necessary ? Give reasons.

Q 50.

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