Crowhurst felt this was a safest approach to finish a competition as well as marketplace his inventions. If a open piers aren't agreeable good 1t0h for weif your vessel is unclosed to object by the window.
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Answer the following questions in about 30 words: i Explain how water becomes a renewable resource. Answer: Freshwater is mainly obtained from surface run off and ground water. This water is continually being renewed and recharged through the hydrological cycle. All water Ncert Solutions For Class 10th Geography Chapter 5 Min moves within the hydrological cycle ensuring that water is a renewable resource.
Answer: Water scarcity means shortage of water. It occurs when water availability does not match the demand for water. The main causes of water scarcity are:. Answer: Advantages of Multi-purpose river projects:. Question 3. Answer the following questions in about words: i Discuss how rainwater harvesting in semi-arid regions of Rajasthan is carried out.
These tanks are as large as a big room and are a part of the well-developed rooftop rainwater harvesting system. The tanks are usually constructed inside the main house or the courtyard. They are connected to the sloping roofs of the houses through a pipe.
The rain falling on the rooftops travels down the pipe and is stored in these tanks. The first spell of rain is usually not collected as this water cleans the roofs and pipes.
The rainwater from the subsequent showers is then collected. The rainwater collected in the tanks is used till the next rainfall making it an extremely reliable source of drinking water when all other sources are dried up, particularly in the summers. The rainwater is considered the purest form of natural water. What is multipurpose river valley project? State different purposes of these projects? Why the scarcity of water is increasing in our country day by day?
Enlist the reasons behind it? Important Terms related to 10th Geography Chapter 3 1. One Mark Questions with Answers 1. Answer of 1 Mark Questions 1. All water that is used primarily ends up in the sea. From there, it enters the hydrological cycle in the form of water vapour. Freshwater is renewed by this cycle when precipitation occurs. Hence, water is a renewable resource. What is water scarcity and what are its main causes?
Water scarcity or water stress occurs when water availability is not enough to match the demand for water. It is caused by an increase in population, growing demand for water, and unequal access to it.
Compare the advantages and disadvantages of multi-purpose Ncert Solutions For Class 10th Geography Chapter 1 University river projects. Multipurpose river projects help in irrigation, electricity production, flood control, inland navigation and fish breeding. However, the reservoirs destroy local flora and fauna. Many native villages are submerged, and people lose their livelihood, with little or no hope of rehabilitation.
Discuss how rainwater harvesting in semi-arid regions of Rajasthan is carried out. Houses in the semi � arid regions of Rajasthan have traditionally constructed tanks for storing drinking water. They are big and are a part of the well-developed rooftop rainwater harvesting system. The tanks are constructed inside the main house or the courtyard, and are connected to the sloping roofs of the houses through a pipe.
The rain falling on the rooftop travels down and is stored in the tanks. The first spell of rain is not collected as this water cleans the roof and the pipes. The rainwater from the subsequent spells is collected. This water is used till the next rainy season, and is a reliable source of water even after other sources have dried up. The tanks also help in cooling the houses as rooms built around them have generally low temperatures due to conduction.
Describe how modern adaptations of traditional rainwater harvesting methods are being carried out to conserve and store water.
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