State any four conditions essential for the generation of hydroelectric power. -Geography

1 Answer

Answer :

The four essential conditions for the generation of hydroelectric power are :  1. There should be a perennial flow of large volumes of water.  2. The water should fall from a sufficient height. It may be in the form of a natural waterfall or a fall obtained by constructing a dam across the river. It may also be obtained by diverting the water from one river basin to another. 3. A readily available market is an essential requirement for generating hydroelectric power as electricity cannot be stored. 4. It also requires a huge capital investment as it is a capital intensive activity.

Related questions

Description : (i) Give two reasons why the rivers of the northern mountains are more important for the generation of hydroelectric power in India. -Geography

Last Answer : (i) The rivers of the Northern mountain are more important for the generation of hydroelectric power in India because : The rivers of Northern India are perennial, as they are ... Eastern part of the mountainous region constituting the Brahmaputra basin has the highest power generating potential.

Description : State two geographical conditions essential for the construction of canal irrigation. -Geography

Last Answer : Canal Irrigation can be done in areas of low level relief, deep fertile soils, perennial source of water and extensive command area.

Description : Nuclear power generation capacity in India is (A) 3000 MW (B) 10000 MW (C) More than hydroelectric power generation capacity (D) More than thermal power generation capacity

Last Answer : (A) 3000 MW

Description : In which of the electric power generation system, the operating cost is minimum? (A) Thermal (B) Nuclear (C) Hydroelectric (D) Fast breeder reactor

Last Answer : (C) Hydroelectric

Description : Electric power is less expensive at night because: w) more hydroelectric generation is brought on line at night. x) there is less demand at night. y) pollution control is less stringent at night. z) power plants are more efficient at night.

Last Answer : ANSWER: X -- THERE IS LESS DEMAND AT NIGHT.

Description : Give geographical reasons for the following: 1. Regular pruning is essential for tea bushes. -Geography

Last Answer : 1. Pruning is done to keep the shrub at a convenient height of about 40 to 50 cm. It encourages the growth of new shoots with softer leaves. 2. Roasting is done to improve the flavour and taste ... , that is, they do not need much rainfall. Because of this feature, millets are called DRY' crops.

Description : Mention two factors which are essential for the development of tube well irrigation. -Geography

Last Answer : Two factors for development of tubewell irrigation: (i) Cheap supply of Electricity. (ii) High underground water label.

Description : (i) Name the largest cotton producing state in India. (ii) What are the geographical conditions required for the growth of cotton? -Geography

Last Answer : (i) Gujarat. (ii) Temperature: 20°C to 30°C. Rainfall: 50 cm to 100 cm.

Description : State the climatic conditions of the tropical evergreen forests in India. -Geography

Last Answer : The climatic conditions of the tropical evergreen forests in India are : 1. Rainfall-above 200 cms. 2. Temperature – 24°C average, 24°C – 27°C. 3. Humidity 70%.

Description : State two ways in which Cotton industry in India is influenced by climate conditions. -Geography

Last Answer : The two ways in which Cotton Industry in India is influenced by climatic conditions are: 1. Cotton yam produced in a humid region is finer and more durable. 2. Cotton threads do not easily break in humid climate.

Description : (a) What are the climatic conditions required for the cultivation of coffee in India ? (b) Which state leads in the production of coffee ? -Geography

Last Answer : (a) Coffee plant requires hot and humid climate with 15°C to 30°C and 150-200 cm rainfall. Frost is injurious to the growth of coffee plants. (b) Karnataka.

Description : State three favourable conditions responsible for the growth of the jute industry in West Bengal. -Geography

Last Answer : Three favourable conditions are : (i) Raw material is easily available from Ganga-Brahmaputra delta. (ii) Abundant water is available of retting and washing from River Hoogly. (iii) Coal for power is easily available from Raniganj.

Description : Name a state which produces short staple cotton. Which climatic and soil conditions favour the cultivation of cotton in the state mentioned ? -Geography

Last Answer : Maharashtra. Climate condition: Temperature: 20°C to 32°C at least 200 frost free climate. Rainfall: Between 50 cm to 120 cm abundant sunshine is required during ripening. Soil: Black Cotton soil is ideal.

Description : Mention any three geographical conditions that favour rail transport in the Northern Plains of India. -Geography

Last Answer : 1. The area of Northern Plain is densely populated region with highly developed agriculture and industry. 2. Large scale urbanization and industrialization have created a great demand for the rail transport. 3. The flat plains which is suitable for the construction of railways.

Description : (i) What are the climatic conditions required for wheat cultivation in India ? -Geography

Last Answer : (i) Climate Conditions required for Wheat Cultivation in India: For wheat cultivation, a temperature of 10°C at the time of sowing and 15°C - 20°C at the time of ripening. Also, annual ... main wheat-growing areas of China are the Great Plain including Wei Ho Valley and the Shantung Peninsula.

Description : (i) Mention the climatic conditions required for growing coconut in India. (ii) Name two areas of coconut production in Sri Lanka. -Geography

Last Answer : (i) Climatic conditions required for growing coconut: Temperature – 25° C to 30° C. Rainfall – 125 to 130 cm well distributed. Frost and draught are very harmful to coconut. (ii) Two areas of coconut production in Sri Lanka are : 1. Nigombo 2. Kurunegala

Description : What are the two climatic conditions required for the cultivation of ground-nuts in India? -Geography

Last Answer : Two climatic conditions are : 1. Temperature 20° C to 30° C. 2. Rainfall 50 to 70 cm, groundnut is highly susceptible to frost, prolong draught, continuous rain and stagnant water. Dry winter is needed at the time of ripening.

Description : (i) What geographical conditions are required for the growth of wheat? -Geography

Last Answer : (i) The cultivation of wheat requires a temperature of 10°C while sowing and 15°C- 20°C during repening. Average annual rainfall of 50-70 cm is also suitable for the cultivation of crops. (ii) ... a Rabi crop-therefore, winter wheat is grown whereas in China both winter and spring wheat are grown.

Description : 1. Mention two conditions required for the growth of Littoral Forest. -Geography

Last Answer : 1. Forests occur in and around the deltas, estuaries and creeks prone to tidal forests. Trees can survive both fresh as well as brackish water. 2. Nilgri region receives rainfall of 150 to 180 cm so moist deciduous forests dominate the region. Trees shed their leaves during the dry season.

Description : Mention three differences in the geographical conditions and cultivation of rice and wheat. -Geography

Last Answer : Differences in the geographical conditions and cultivation of rice and wheat : Rice Wheat Requires temperature between 22°C to 32°C. Requires temperature between 10°C to 15 Requries rainfall between ... Requires rainfall between 50 to 100 cm Requires flooded fields. Requires well drained fields.

Description : Mention two differences in the climatic conditions which prevail over Kerala and Uttar Pradesh in the month of June. -Geography

Last Answer : (i) In the month of June, Kerala has temperature range between 26°C to 32°C, as it has a moderating influence of the sea, but Uttar Pradesh has intense heat. Temperature around 48°C is not ... Arabian Sea branch approach this region and bring about a change in the weather towards the rainy season.

Description : Name the process by which laterite soil is formed. What climatic conditions are responsible for its formation ? -Geography

Last Answer : Laterite soils are formed by Leaching'. Leaching is a process in which the nutrients of the soil get percolated down below the soil due to heavy rainfall, leaving behind the top soil ... climatic condition responsible for it is high temperature and heavy rainfall with alternate dry and wet period.

Description : (i) What are the geographical conditions necessary for the cultivation of groundnuts ? -Geography

Last Answer : (i) Geographical conditions necessary for the cultivation of ground nuts : 1. It requires a tropical or sub-tropical climate. 2. Rainfall should be between 50 to 75 cm and temperature should be ... rains, stagnant water and frost. (iii) Two non edible oil seeds grown-castor and linseed.

Description : Vast majority of people are compelled to live under abject poverty and sub-human conditions. -Geography

Last Answer : Human values (i) To provide equal access to opportunities (ii) Access to resources, health and education (iii) To empower the people to make choices.

Description : How is rubber important for the Indian economy? What conditions are required for its cultivation? Name two states where it is produced. -Geography

Last Answer : Rubber plays a crucial role in the Indian economy. It provides the principal raw material for manufacturing over 35000 varieties of products ranging from toy balloons to giant size tires. It ... most of the rubber plantations in India and major districts include Kottayam, Quilon, and Kozhikode.

Description : Under what conditions do you think resources can become developed resources? -Geography

Last Answer : Developed resources are those resources which are suitable for utilisation after a careful survey of their quantity and quality. The conditions under which resources can become developed are that ... sufficient knowledge of limitations and availability of the resource is required to develop them.

Description : Describe the geographical conditions required for the growth of rice. -Geography

Last Answer : This Kharif crop requires high temperature, (above 25°C) and high humidity with annual rainfall over 100 cm. In the areas of less rainfall, it grows with the help of irrigation. Rice is ... in areas of less rainfall such as Punjab, Haryana and western Uttar Pradesh, and parts of Rajasthan.

Description : Name one important beverage crop and specify the geographical conditions required for its growth. -Geography

Last Answer : Tea is also an important beverage crop introduced in India, along with coffee. The tea plant grows well in tropical and sub-tropical climates. It requires deep and fertile well-drained ... through the year. Frequent showers evenly distributed over the year ensure continuous growth of tender leaves.

Description : Examine the diversity in the availability of resources in India. Give examples. Or Why is a balanced resource planning essential in India? ( Why is it necessary for a balanced resource planning at the national ,state regional and local levels?)

Last Answer : a) There are regions in India which are rich in certain type of resources but are deficient in some other resources. There are some regions in India which can be considered self sufficient in ... area of Ladakh has very rich cultural heritage but is deficient in water, infrastructure and minerals.

Description : What are the four major physical divisions of North America? -Geography

Last Answer : 1. Western Cordilleras or the Rocky mountains. 2. The Great Central Plains or Central lowlands. 3. The Eastern Highlands or Appalachian Mountains. 4. The Canadian or Laurentian Shield.

Description : Give any four characteristics of arid soils of India. -Geography

Last Answer : Arid soils have surface horizons with several unique characteristics. Arid soil can be classified as a group of soils belonging to the aridisol order of USDA classification. Some important characteristics of ... there is no rain to wash soluble salts. These soils are very infertile in nature.

Description : Name the four Indian geological eras in their chronological order. -Geography

Last Answer : The four Indian geological eras in their chronological order are the Archean era (Early Pre-Cambrian), the Purana era (Late Pre-Cambrian), the Dravidian era (400- 570 million years old), and the Aryan era (400 million years old to the present).

Description : Mention any four aims of the revised Forest Policy of 1988. -Geography

Last Answer : 1. To maintain environmental stability though massive afforestation and social forestry programmes. 2. To check on soil erosion in the catchment areas of the rivers, lakes and reservoirs and ... with involvement of women to achieve the objectives and minimize pressure on the existing forest.

Description : Mention four effects of a rapidly growing population on development. -Geography

Last Answer : 1. Fast growing population has its own implications because it nullifies all achievements in economic and social spheres and is largely responsible for environmental degradation. 2. It is ... suffers from hunger, starvation and malnutrition and does not have access to proper healthcare.

Description : Mention the four seasons that prevail in India stating the months for each. -Geography

Last Answer : 1. The cold weather season starts in November and continues till March. 2. The hot weather season start in March and ends in May. 3. The season of the advancing monsoon starts in June and lasts until September. 4. The season of the retreating monsoon starts in October and Novemeber.

Description : Give the names of four important types of iron ore found in India -Geography

Last Answer : Magnetite, Hematite, Limonite and Siderite.

Description : (i) Give the four figure grid reference of the settlement of Hamirpura. -Geography

Last Answer : (a) (i) 0123-Settlement of Hamirpura. (ii) 078187-Temple in the Settlement of Jolpur. (b) (i) Unlined well. (ii) North-West. (c) (i) Settlement pattern in 0725-Dispersed Settlement pattern in Idarla-Nucleated. (ii) ... L B = 3 km 10 km = 30 km2 (j) (i) Longitude. (ii) Spot height 302 m.

Description : Name four petrochemical products. -Geography

Last Answer : Four petrochemical products are : (1) PVC pipes (2) Polythene bags (3) Synthetic fibre (4) Plastic products.

Description : Define the term Human Development? Why is human development necessary? Explain any four reasons. -Geography

Last Answer : (a) Human Development is the development that enlarges people's choices and improves their lives. This concept was introduced by Dr. Mahbub-ul-Haq. (b) (i) People are central to all ... there is an addition to the existing conditions. Development will occur when positive change growth take place.

Description : When was Bharmaur region of Himachal Pradesh notified as a tribal area? Discuss any four characteristics of this region. -Geography

Last Answer : Bharmaur region of Himachal Pradesh was notified tribal area on 21 Nov. 1975. (i) Bharmaur is inhabited by Gaddi, a tribal community who have maintained a distinct identity in the Himalayan region ... . (v) The economy is based on agriculture and allied activities such as sheep and goat rearing

Description : Define Human Geography. Give four examples of elements of material culture created by humans using the resources provided by nature. -Geography

Last Answer : (A) Human geography is the synthetic study of relationship between human societies and earth's surface. (B) (i) Human beings interact with their physical environment with the help of ... they developed better understanding of natural laws-The concepts of friction and heat helped us discover tire.

Description : Mentions any four characteristics of forest soils. -Geography

Last Answer : Forest soils are found in mountainous regions where there is an abundance of forests. Frequent rains have made this soil very fertile and rich with humus. The nature and texture of the ... to the cycling of nutrients. The rocks from which these soils originated from are crystalline, metamorphic.

Description : Describe any four features of Indian tourism as a trade. -Geography

Last Answer : The tourism in India has grown in the past three decades. a) People from other countries visit India to see historical places. This has increased the foreign exchange in our country. ... handicrafts and cultural pursuits. c) Helps in spreading knowledge about our culture throughout the world.

Description : Explain any four problems faced by cotton textile industries in India. -Geography

Last Answer : The Cotton textile industry is agro-based Industry and provides living to many farmers, cotton ball pluckers and workers. The factors that responsible for its localization are : 1. Availability of ... output of labour is also one challenge. This could be addressed by making the labourers efficient.

Description : What is resource planning? Why is it essential? ( Explain any three reasons responsible for making resource planning in India. )

Last Answer : i) Resource planning is a technique or skill of proper utilization of resources. ii) An equitable distribution of resources has become essential for a sustained quality of life and global ... is essential to prevent environmental pollution and to avoid wastages in the exploitation of resources.

Description : Name the essential component of resources. What is its role in the resource transformation?

Last Answer : Human beings are the essential components of resources. Human beings interact with nature through technology and create institutions to accelerate economic development. They transform materials available in our environment into resources by using technology and use them.

Description : Koyna Hydroelectric Power is located in which state?

Last Answer : Maharastra

Description : State the need of surge tank in hydroelectric power plant.

Last Answer : It is the tank provided in the path of penstock to avoid pulsating discharge at inlet of turbines. To reduce effect of water hammer surge tanks are provided. During flow of ... reservoir to turbine through penstock pressure surges are created to compensate these surges surge tank is provided.

Description : State the advantages and disadvantages of hydroelectric power plant.

Last Answer : Advantages of Hydroelectric power plant:-  1. There is no air pollution and other environmental problems. 2. The fuel (water) is available freely. 3. No fuel transportation cost so; there is ... , this can force the relocation of large numbers of riverside cities, towns, villages & people.

Description : State the purpose of surge tank and spill way in hydroelectric power station.

Last Answer : Surge tank :- A surge tank is the small reservoir or tank. It is open at the top. It is installed near Vale house of turbine. It avoids water hammer effect when load on turbine reduces. (It ... ; during floods etc. In this way spill way avoids damage of dam due to excess pressure of water.