Geography

Coral reefs are built by and made up of thousands of tiny animals—coral “polyps”—that are relatedto anemones and jellyfish.   Different types of coral reefs:   Fringing reefs are reefs that grow directly from a shore. They are located very close to land,and often form a shallow lagoon between the beach and the main body … Read more DMPQ: What are coral reefs? Discuss the different types of coral reefs. What are favourable conditions for growth and development of coral reefs? (geography)

Rainwater harvesting is the process to capture and store rainfall for its efficient utilization and conservation to control its runoff, evaporation and seepage. Some of the benefits of rainwater harvesting are: It increases water availability It checks the declining water table It is environmentally friendly It improves the quality of groundwater through dilution, mainly of … Read more DMPQ: What do you mean by Rainwater harvesting ?

It is a kind of irrigation method which saves water and fertilizer by allowing water to drip slowly to the roots of the plants, either onto the soil surface or directly onto the root zones, through a network of valves, pipes , emitters etc. It is done through narrow tubes that deliver water directly to … Read more DMPQ :What is drip irrigation? Explain the benefits of drip irrigation. ( Geography)

Merits: Most of the canals provide perennial irrigation. This saves the crops from drought conditions and helps in increasing the farm production. Canals carry a lot of sediments brought down by the rivers. The sediments is deposited in the agriculture fields which adds to the fertility. Some of the canals are parts of multipurpose project … Read more DMPQ: What are the merits and demerits of canal irrigation? (Geography)

Use of food additive or processing aid No article of food shall contain any food additive or processing aid unless it is in accordance with the provisions of this Act and regulations made thereunder. Explanation– For the purposes of this section, “processing aid” means any substance or material, not including apparatus or utensils, and not … Read more DMPQ: Highlight the provisions of Food Safety And Standards Act, 2006.

Dynamic Theory: Flohn (1951) according to Flohn, the monsoon is a global phenomenon due to global shift in pressure belts. The shift in pressure belts bring the ITC much more into the northern margin is around 30 degrees north over the Indian subcontinent. This brings the SE trades over the Indian subcontinent as south westerly … Read more DMPQ: Explain the modern theories of the origin of monsoon.

  The cost of recharge to sub-surface reservoir is lower than surface reservoirs. The aquifer serves as a distribution system also. No land is wasted for storage purpose and no population displacement is involved. Ground water is not directly exposed to evaporation and pollution. Storing water under ground is environment friendly. It increases the productivity … Read more DMPQ: What are the advantages of Rain water Harvesting?

Types of Rural Settlements: Geographers have suggested various schemes of classification. If we group settlements found all over the country, these can broadly be grouped under four categories: Compact/clustered/nucleated settlement Semi-compact/Semi-clustered/fragmented settlement Hemleted settlement Dispersed settlement   Compact Settlements: As the name suggests, these settlements have closely built up area. Therefore in such settlements all … Read more DMPQ: Write a short note on different types of Rural settelement.

Tides The ocean’s surface rises and falls predictably attributable to changes in gravitative forces originating from the Moon and also the Sun. These changes in ocean surface level are called tides and are proof of the influence celestial bodies wear our planet. As a result of the Sun is farther away than the Moon, the … Read more DMPQ: Explain Tide. What are different types of tides?

Dams and flood control The efficiency of dams to withhold floods has always been put to question. Critics have also termed dams as harbinger of floods claiming that the essential scientific assessment for consistent release of water to avoid build up is rarely done. Absence of a standard operating procedure for releasing water from the … Read more DMPQ: Highlight the importance of Dams as a vehicle for flood control

Tsunami is a Japanese word for “Harbour wave”. They are also known as seismic sea waves. They are very long-wavelength water waves in oceans or seas. They are commonly referred to as tidal waves because of long wavelengths, although the attractions of the Moon and Sun play no role in their formation. They sometimes come … Read more DMPQ: What is Tsunami? What are the causes of Tsunami? (Geography)

According to Census 2011, 377.1 million Indian comprising 31.16 per cent of the country population live in urban areas. India’s urban populations is projected to grow to about 600 millions by 2031. Hence this urban surge has to be addressed through careful planning and policies. Indian govt. has launched various policies and scheme to deal … Read more DMPQ: Sustainable development goals 11 states that make cities inclusive, safe, resilient and sustainable. Discuss the step taken by the government to upgrade the urban amenities and give some solutions to address the problem of urban surge. (Envt.)

Critical infrastructure is a term used by the governments to describe assets that are essential for the functioning of a society and economy.  The term Critical infrastructure has been widely adopted to distinguish those infrastructure elements that, if significantly damaged or destroyed, would cause serious disruptions of the dependent system or organisation.   Storm, deluge … Read more DMPQ: What are critical infrastructure? Explain with examples. ( Economy)

The main achievements of Green Revolution may be summarized as under: The production and productivity of wheat, rice, maize, and bajra has increased substantially. India has become almost self-sufficient in the matter of staple foods. The double cropped area has increased; thereby intensification of the Indian agriculture has increased. In the areas where Green Revolution … Read more DMPQ: Write in brief on the achievements of Green Revolution in India

The definition of function varies across the disciplines. In political science it refers to duties, in mathematics it means the relationship between two variables and in geography it is synonymous to occupation. Geographers have classified towns on the basis of their site, situation, size, rank, location and relative elevation. Functional classification of towns attempts to categorize towns … Read more DMPQ: What are three main functional types of cities of India ? Give examples.

According to ICAR Indian soils are classified as:- Alluvial soils:-Alluvial soils are formed mainly due to silt deposited by Indo Gangetic Brahmaputra rivers. In coastal regions some alluvial deposits are formed due to wave action. Black soils:-The black soils are found mainly on the Deccan lava region covering large parts of Maharashtra, some parts of … Read more DMPQ:Discuss types of soils and their distribution in India

Most important sorts of ocean deposits are: Terrigenous Deposits Body of water Deposits. There are loose sediments, deposited on the ocean bottom. These are ocean deposits. They vary from location to location. The study of ocean deposits is vital in beneath standing the rocks exposed on the earth’s surface that were once set under ocean. … Read more DMPQ: Give a classification of ocean deposits on the basis of sources.

The atmosphere can be divided into five layers according to the diversity of temperature and density. (a) Troposphere :-It is the lowest layer of the atmosphere. The height of this layer is about 18 kms on the equator and 8 kms on the poles. The main reason of higher height at the equator is due … Read more DMPQ: Discuss the structure of Atmosphere.

Horse latitudes or subtropical highs are subtropical latitudes between 30 and 35 degrees both north and south where Earth’s atmosphere is dominated by the subtropical high, an area of high pressure, which suppresses precipitation and cloud formation, and has variable winds mixed with calm winds. The consistently warm, dry, and sunny conditions of the horse … Read more DMPQ: What do you mean by Horse Latitudes ? Explain the location.

According to economic survey, In a year where temperatures are 1 degree Celsius higher farmer incomes would fall by 6.2 percent during the kharif season and 6 percent during rabi in unirrigated districts. Similarly, in a year when rainfall levels were 100 millimetres less than average, farmer incomes would fall by 15 percent during kharif … Read more DMPQ: What are the ways via which effect of climate change can be mitigated on agriculture?

  Above the subtropical highs in the Northern Hemisphere, and below the subtropical highs in the Southern Hemisphere, winds blow from the west towards the east. These winds are thus called westerly winds, after the direction from whence the winds come. The westerlies generally blow between 30 ° and 60 ° latitude in both the … Read more DMPQ: Give an account of the following a) Westerlies b) Horse latitudes c) Doldrums d) Jet streams

The climate of japan is modified by insularity and also by meeting of the cold and warm ocean currents. It receives adequate rainfall from both the south east monsoon in summer and the north west monsoon in winter. During the north west monsoon dry cold wind from mainland Asia blows. But they gather moisture on … Read more DMPQ: Explain the climate of Japan. (geography)

Geographical distribution: The cool temperate eastern margin climate is an intermediate type of climate between the British and the Siberian type of climate. It has features of both the maritime and continental type of climate. The laurentian type of climate is found only in two regions. One is north eastern North America and the other … Read more DMPQ: Discuss the features of cool temperate eastern margin type of climate.

Atomic minerals are the most important among non-fossil energy resources. They are found in the slate rocks of the pre-Cambrian (Archean Schist) and Dharwar periods in India. Uranium and Thorium are major minerals for the production of atomic energy. Uranium is mined directly whereas for thorium is obtained mainly from monazite and limonite. Thorium is … Read more Give an account on the geographical distribution of Atomic minerals in India.

Availability of raw material like iron ore, coal , limestone etc. An efficient transportation and infrastructure facility for import and export of finished goods. Availability of service sector , heavy funding is required and hence adequate availability of capital, Human capital for managerial roles Demand for iron and steel or the market has to be … Read more What are the factors that influence the location of an iron and steel industry?

Shales are fine-grained sedimentary rocks formed of organic-rich mud at the bottom of ancient seas.Subsequent sedimentation and the resultant heat and pressure transformed the mud into shale and also produced natural gas from the organic matter contained in it. Over long spans of geologic time, some of the gas migrated to adjacent sandstones and was trapped in … Read more What is shale gas and fracking? Problems associated with shale gas extraction.

(a)Great lakes  Great Lakes of North America are a series of interconnected freshwater lakes which connect to the Atlantic Ocean through the Saint Lawrence Seaway.Consisting of Lakes Superior, Michigan, Huron, Erie, and Ontario . Superior, Huron, Michigan, Erie, and Ontario [In the order of largest to smallest].Lake Superior is the largest continental lake in the … Read more Give an account for the following: (map based questions) a) Great lakes b) Lake Baikal c) Lake Tanganyika d) Aral sea

Andes:  Longest continental mountain range in the world.  They are   found in South America. They formed due to ocean-continent collisions and subduction of oceanic crust beneath the south American plate. Mount Aconcagua is the highest peak.( 6962m) The rocky mountains:   They are fold mountains found in the western margi of the North American continent. They … Read more DMPQ: . Give the account of the following. ( World geography) a) Andes b) Rocky c) Great dividing range d) Drakesnberg

Sustainability means keeping an effort going continuously. So, sustainable agriculture means successful management of resources for agriculture to satisfy the changing human needs, while maintaining or enhancing the quality of environment and conserving natural resources. Sustainable agriculture can be achieved by adopting; Mixed farming Mixed cropping Crop rotation Crop selection Varietal improvement   Q3.               Coalitions government … Read more DMPQ: What is sustainable agriculture? How it can be achieved?(5 marker)( science)

Poultry is the rearing of domesticated fowl (chicken), ducks, geese, turkey and some varieties of pigeon for their meat and eggs. The specialized meat-producing poultry birds are called broilers while egg-laying poultry birds are called layers. The tremendous rise in the availability of poultry products is called Silver Revolution. Variety improvement is done by cross-breeding … Read more DMPQ: What is poultry farming? What are the desirable traits developed Obtained after cross breeding? ( Science)

The practice of cultivating two or more crops simultaneously on the same piece of land is called mixed cropping. During mixed cropping, if one crop faces adverse conditions or pathogen attack then the other crop can be saved.The basic objective in mixed cropping is to minimize the risk and insure against the crop failure due to … Read more What is Mixed cropping? What is the criteria for the selection of crops during mixed cropping? Write down the advantages of mixed cropping? (science)

Climate change is inevitable. The best strategy to deal with climate change is adoption of practices to make our farming more resilient. ICAR has launched a network of project called NICRA. It stands for National innovation on climate resilient agriculture. The salient features of NICRA are as follows:   It takes into account the critical … Read more To cope with climate challenge and to develop resilience of Indian agriculture covering crops, livestock and fisheries to climatic variability ICAR has started NICRA. Discuss the features of this project.( schemes)

The practice of growing two or more crops simultaneously in a same field in definite row pattern is called intercropping. The row pattern may be in the ratio of 1:1, 1:2, and 1:3. It means after one row of main crop, one, two, or three rows of intercrops can be grown. Objective of intercropping: The basic objective … Read more DMPQ: What is intercropping? Write down the advantages of intercropping?

Horticulture is the branch of agriculture concerned with intensively cultured plants directly used by man for food , for medicinal purpose or for aesthetic gratification.Horticulture is the science and art involved in the cultivation, propagation, processing and marketing of ornamental plants, flowers, turf, vegetables, fruits, and nuts.   The following are the benefits attached with … Read more DMPQ: What is Horticulture? What are its advantage as a means of source of income for farmers? ( scemes)

Use of  excessive pesticide has rendered the soil in poor shape.  According to the economic survey the prescribed ratio for N:P:K is 4:2:1. But farmers pattern of use of fertilisers is way distorted. Hence Pramparagat Krishi Vikas Yojana has been launched by GOI for promotion of commercial organic production through certified organic farming. Features of … Read more DMPQ: Organic farming is one of the solution for sustainable agriculture. In this context discuss the salient features of paramparagat Krishi vikas yojana. ( schemes)

Contract farming is a kind of system in which bulk purchaser enters into contract with farmers. It includes agro- processing, exporting and trading units.  They purchase a specified quantity of any agricultural commodity at pre agreed price. Sponsor provides all kind of production support to the contracted farmers. This include extension service also.     … Read more DMPQ: What is contract farming? What are its advantages? (economy)

    ( Draw MAP of India)   ? Agriculture: The region is primarily dependent on agriculture. The region is gifted with high skilled labor force, fresh water resources, local crop variants which are in high demand. These can be exploited to maximum use. Bringing evergreen revolution in North east. ? Horticulture: Sikkim is India’s … Read more DMPQ: North east has huge potential as an engine of growth. Comment (economy)

The word ?monsoon? comes from the Arabic word mausim, meaning season. Monsoons refer to a system of winds in the tropical regions under which the direction of winds is reversed completely between the summer and the winter seasons. Under this system, the winds blow from land to sea in winter and from sea to land … Read more DMPQ: Indian economy is a gamble of Monsoon. In this context explain the mechanism of monsoon?

Soil is defined as upper layer of the earth composed of loose surface material. It is a mixture of many substances including endless variety of minerals, remnants of plants and animals, water and air. It is the end product of continuing interaction between the parent material, local climate, plant and animal organisms and elevation of … Read more DMPQ: What is Soil? Given an account on the types of soil in India?

Variations of temperature, pressure and density are much larger in vertical directions than in horizontal. This strong vertical variations result in the atmosphere being stratified in layers that have small horizontal variability compare to the variations in the vertical. The atmosphere can be divided into five layers according to the diversity of temperature and density. … Read more DMPQ: Discuss the structure and stratification of the atmosphere?( geography)

There are three types of plate boundaries: Divergent Plate boundaries: where plates move away from each other. : These are oceanic ridges where new oceanic lithosphere is created by upwelling mantle that melts, resulting in basaltic magmas which intrude and erupt at the oceanic ridge to create new oceanic lithosphere and crust. As new oceanic … Read more DMPQ: What are different types of plate boundaries?( World Phy. Geo)

There are several reasons for this. First, the mountain topography in Karnataka is broader than the narrow topography of the Ghats in Maharashtra. Due to the greater width of the mountains, the rain bearing winds have to necessarily travel a longer distance and have more time for the drops to coalesce and precipitate as rainfall, … Read more DMPQ: Western Ghats in Karnataka receive more monsoon rainfall than Maharashtra and Kerala.Explain

Geysers are fountains of hot water and superheated steam that may spout up to a height of 150 feet from the earth beneath. The phenomenon are associated with a thermal or volcanic region in which b the water below is being heated beyond boiling point. The jet of water is emitted with an explosion, and … Read more DMPQ: Explain ‘Geysers’ and ‘Hot springs’?

The continental drift hypothesis was developed in the early part of the 20th century, mostly by Alfred Wegener. Wegener said that continents move around on Earth’s surface and that they were once joined together as a single supercontinent. While Wegener was alive, scientists did not believe that the continents could move. Alfred Wegener proposed that … Read more DMPQ: What is continental drift theory? Write down the evidence for continental drift?

Seasonality refers to both the seasonal variation of the suns position above the horizon and the changing daylength.  There are five reasons for seasons which are discussed here under: Earth’s revolution in its orbit around the sun: Earth completes its annual orbit in 365.24 days at a speed averaging 107,280 Km.hr in a counter clockwise … Read more DMPQ: What are the reasons for seasonality?

Sedimentary or detrital rocks :   They Formed as a result of denudation (weathering and erosion).These deposits through compaction turn into rocks. This process is called lithification. Sedimentary rocks Cover 75 per cent of the earth’s crust but volumetrically occupy only 5 per cent. They are layered or stratified of varying thickness. Example: sandstone, shale etc. … Read more DMPQ: What are sedimentary rocks? What are the its different types? List down the features of sedimentary rocks.

A fissure vent, also known as a volcanic fissure or eruption fissure, is a linear volcanic vent through which lava erupts, usually without any explosive activity. The vent is often a few meters wide and may be many kilometers long. Chinook : It is a local winds in steppe region. On the eastern slopes of the Rockies in Canada and U.S.A. a … Read more DMPQ: Please gave an account of the following in 50 words. a) fissure vent b) Chinook c) Fohn

An earthquake is the shaking or trembling of the earth’s surface, caused by the sudden movement of a part of the earth’s crust. The majority of earthquake occur at the point junction of major tectonic plates. The highly active regions are Pacific rim belt, Alpine belt , along oceanic ridges. The distribution is summarised as … Read more DMPQ: Give an account on the Distribution of Earthquake potential zone in the world.