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Environmental resources include_________.
These are of different types like:
Socio-economic resources which includes farms, parks, etc.
Cultural resources like archaeological sites. Natural resources like plains, soil, vegetation and wildlife.
Which of the following is/are considered a renewable source of energy?
(i) Wind Energy
(ii) Solar Energy
(iii) Nuclear Energy
Energy generated by using wind, tides, solar, geothermal heat, and nuclear energy are renewable and inexhaustible sources of energy.
Solar energy: Energy from the sun is called solar energy and it is the most abundant source of energy.
Wind energy: Energy generated by wind. India ranks fifth in wind energy generation. Energy obtained from radioactive elements is called nuclear energy. Name is so called because the nucleus of the atom releases energy by emitting radiation. Such atoms which release energy are called radioactive elements.
A common example of an individual-owned and a community-owned resource is _______.
(i) Individual: Resources owned by an individual. Example-land owned by a farmer.
(ii) Community: There are resources which are accessible to all the members of the community. Ponds can be owned by a community (villagers) and also by an individual.
Which of the following combinations is wrong?
Orissa is the largest producer of manganese ore in India. Four uses of manganese are: It is used in the manufacturing of steel and ferro manganese alloy. It is also used in iron industries as it is used in the manufacturing of iron.
Assertion: Fossil fuels are an important source of energy.
Reason: Fossil fuels provide energy to different industries.
The major energy sources are fossil fuels such as coal, petroleum and natural gases. They are an important source of energy for modern technology. Fossil fuels are used in industry, thermal plants, agricultural operations, automobiles etc.
Biotic resources are those obtained from the_____.
Which is a renewable resource?
Which of the following can be termed as mechanical failure in wells run dry?
(i) Broken pumps of the wells will cause leakage of water, and it will lead to wastage of water which in turn dry up the wells.
(ii) Electric system failure will lead to wastage of water since water will not reach the destination and starts leaking in the middle of the pipeline.
(iii) Mud, minerals, stones, etc. get accumulated in the well, they will absorb the well water and, well in turn, run dry.
In a society,human beings are_________.
Which of the following is an inexhaustible resource?
Which of the following is not a natural resource?
Electricity though produced from natural resources it requires different processes to generate electricity and hence is not a natural resource.
Coal and petroleum are examples of_________.
Coal, iron ore, petroleum, diesel etc. are examples of_____.
One of the historical factors causing damage to our resources was__________.
The history of colonization reveals that rich resources in colonies were the main attractions for the foreign invaders. It was primarily the higher level of technological development of the colonizing countries that helped them to exploit resources of other regions and establish their supremacy over the colonies.
For example: The teak plantation in South India had destroyed the habitat of several species during that time.