Description : Contour Bunding is adopted where
Last Answer : Ans.Land slope (6 %) and in areas where average annual rainfall is < 600 mm.
Description : Contraction of this is an effective method of rainwater harvesting in the foothills A. Recharge pit. B. Bund. C. Recharge Trench. D. Contour bunding.
Last Answer : C. Recharge Trench
Description : The remedies to soil erosion are : I. Contour bunding II. Regulation of land use III. Cutting of trees IV. Allowing grazing of animals (1) I, III (2) I, II (3) III, IV (4) II, III
Last Answer : I, II
Description : The natural environment refers to - (1) The living organisms and non-living objects or factors in an area undisturbed by human activity (2) The atmosphere in a forest (3) The plants and animals in a forest (4) The atmosphere of an area-a forest, lake or an ocean
Last Answer : (1) The living organisms and non-living objects or factors in an area undisturbed by human activity
Description : Some people in Manipur live in houses bunt on floating islands of weeds and decaying vegetation held together by suspended slit. These islands are called (a) Tipis (b) Barkhans (c) Phoomdis (d) Izba
Last Answer : Ans: (c)
Description : Exotic plants refer to imported vegetation while endemic refers to inexpensive plant species -Social Science
Last Answer : False (This statement is not correct)
Description : Tropical moist deciduous vegetation la to be found in Sahyadris, north-east plateau of the Peninsula and in the Shiwaliks. Which of the following is not a tree species of this group? (a) Teak (b) Sal (c) Sandalwood (d) Deodar
Last Answer : Ans: (d)
Description : Which one of the following is not essentially a species of the Himalaya vegetation? [IAS 2008] (a) Juniper (b) Mahogany (c) Silver fir (d) Spruce
Last Answer : Ans: (b)
Description : All the ecosystems taken together in a geographical area form a bigger unit called: (1) biosphere (2) territory (3) biome (4) community
Last Answer : (3) biome Explanation: Biome is a large naturally occurring community of flora and fauna adapted to the particular conditions in which they occur. For example, Tundra region.
Description : Explain why particles of a colloidal solution do not settle down when left undisturbed, while in the case of a suspension they do? -Maths 9th
Last Answer : The colloidal particles are smaller and not heavy. They always remain in a state of zig-zag motion, called Brownian movement, which counters the force of gravity acting on colloidal particles and ... particles of suspension are larger, heavy and have less movement, thus settle down due to gravity.
Description : Which of the following regions has almost all prevalent types of natural vegetation in India? (a) The Coastal Plains (b) The Deccan Plateau (c) The Himalayas (d) The Ganga Plain
Description : Which of the following is the most important factor in soil formation? (a) Relief (b) Climate (c) Natural vegetation (d) Rock cover
Description : A natural region has the similarity of – (1) climate and natural vegetation (2) climate and occupation (3) soil and drainage (4) economic base and reces
Last Answer : (1) climate and natural vegetation Explanation: A Natural region is a basic geographic unit. Usually it is a region which is distinguished by its common natural features of geography, geology and ... These regions have been categorized on the basis of surface features, climate and veget at ion.
Description : Best way to conserve our water resources : (1) Rain water harvesting (2) Sustainable water utilization (3) Encouragement of natural regeneration of vegetation (4) All of the options mentioned here
Last Answer : (4) All of the options mentioned here Explanation: Water conservation encompasses the policies, strategies and activities to manage fresh water as a sustainable resource, to protect the water ... use and natural regeneration of vegetation are some of the holistic ways for conserving water.
Description : To which natural vegetation belt do Sal and Teak trees belong? (1) Temperate forests (2) Equatorial forests (3) Tropical deciduous forests (4) Mixed forests
Last Answer : (3) Tropical deciduous forests Explanation: The tropical and subtropical dry broadleaf forest biome, also known as tropical dry forest, is located at tropical and subtropical latitudes. Deciduous trees ... rosewood, belong to the moist deciduous forests which shed their leaves in the dry season.
Description : The typical natural vegetation above 3600 metres on the Himalaya is – (1) alpine grassland (2) alpine forests (3) coniferous forests (4) subtropical pine forests
Last Answer : (1) alpine grassland Explanation: The typical natural vegetation above 3600 metres on the Himalayas is Alpine grassland. Important trees are silver fur, Pine birch etc.
Description : Pick up the correct statement from the following: (A) The property of a soil that enables it to become stiff in a relatively short time on standing is called thixotropy (B) The ratio ... the undisturbed shear strength and remoulded shear strength is known remoulding loss (D) All the above
Last Answer : (D) All the above
Description : A small number of finches live in a protected bird area. They are given as much food as they need and have plenty of space. Why would natural selection not occur in this population?
Last Answer : There is no need for it to occur. Only if the environmentchanges and less food is found would there be a change. Theenvironment selects the birds that do the best under the newconditions and the others will die.
Description : Nikhil and Neha went to a remote village in Kerala to meet their grandmother. They were surprised to see a biogas plant in Mr. Nair's house in the neighbourhood. There were plenty of livestocks ... given by Nikhil and Neha to the sarpanch to convince him to set up community biogas plant. -Science
Last Answer : (a) Mr Nair: Higher degree of general awareness, helping nature. Nikhil and Neha: Knowledge sharing. helping nature. concern for community advantage. (b) Possible arguments given by Nikhil ... . Basically they discuss and explain the advantages of community bio gas plant for the'entire village.
Description : In a desert region, soil erosion can be checked by – (1) Tree plantation/afforestation (2) Crop rotation (3) Contour ploughing (4) Using farm manure
Last Answer : (1) Tree plantation/afforestation Explanation: Soil erosion in a desert region can be checked by tree plantation and afforestation.
Description : In a desert region, soil erosion can be checked by – (1) Contour ploughing (2) Using farm manure (3) Tree plantation/Afforestaion (4) Crop rotation
Last Answer : (3) Tree plantation/Afforestaion Explanation: Afforestation holds the key for preventing soil erosion in desert regions and further desertification. Trees or even small plants bind soil to ... introduction of improved dry farming practices and animal husbandry and plantations for fuel and fodder.
Description : Most rivers flowing west from the Western Ghats do not Corm deltas because of (a) lack of eroded material (b) the high gradient (c) lack of vegetation free area (d) low velocity
Description : Recharging of water table depends on – (1) amount of rainfall (2) relief of the area (3) vegetation of the area (4) amount of percolation
Last Answer : (2) relief of the area Explanation: The water table may vary due to seasonal changes in precipitation, evapotranspiration, topography and structural geology. In undeveloped regions with permeable soils that ... the groundwater away and release the pressure in the aquifer for the relief of the area.
Description : Desertification can be checked by – (1) plugging gullies (2) checking over-grazing (3) contour ploughing (4) forming shelter belts
Last Answer : (2) checking over-grazing Explanation: Overgrazing is the major cause of desertification worldwide. Plants of semi-arid areas are adapted to being eaten by sparsely scattered, large, ... food and water availability. Such regular stock movement prevented overgrazing of the fragile plant cover.
Description : Two important rivers - one with its source in Jharkhand (and known by a different name in Odisha), and another, with its source in Odisha - merge at a place only a short distance from the coast of Bay of ... be this? [CSAT 2011] (a) Bhitarkanika (b) Chandipur-on-sea (c) Gopalpur-on-sea (d) Simlipal
Last Answer : Ans: (a)
Description : 1. Sex determination of child is done by whose chromosome? 2. Who is authorised to decide over a dispute regarding disqualification of a member of Parliament? 3. Who firstly demonstrated ... of bargets, coasters and dredgers? 20. In which country was Buddhism first propogated outside India?
Last Answer : Answer : 1. Father 2. President 3. Hertz 4. Mahogany 5. Archaeological excavations 6. December 20 7. International Year of Volunteers 8. Increase growth in lenght 9. Tropical moist deciduous ... . Boxing 17. Herbert Spencer 18. During a Financial Emergency 19. Garden Reach Shipyard 20. Srilanka
Description : All of the following statements concerning the actinomycetous filamentous soil bacterium Frankia are correct except that Frankia (a) can induce root nodules on many plant species (b) can fix ... its host plant through root hair deformation and stimulates cell proliferation in the host's cortex
Last Answer : (b) can fix nitrogen in the free-living state
Description : 8096 write-protected mode, no code can write to memory address between __. a) 2020 to 3FFFH b) 8000 to FFFFH c) 2000 to 3FFFH d) 2020 to 202FH 17. If the __ pin is ___ , then we have the option ... b) EA, low, internal, external c) EA, high, external, internal d) EA, low, external, internal
Last Answer : c) EA, high, external, internal
Description : In which of the following ways can soil be conserved? 1. Contour ploughing 2. Terracing 3. Shifting cultivation 4. Crop rotation (a) I, II and IV (b) II, III and IV (c) II and IV (d) I and III shop.ssbcrack.com
Description : Which of the following is/are methods of checking soil erosion? 1. Strip cropping 2. Contour ploughing 3. Use of irrigation and fertilisers 4. Terrace farming (a) 1 and 2 (b) 3 and 4 (c) 2, 3 and 4 (d) 1, 2, 3 and 4
Description : Soil can best be conserved on the hills by which of the cultivating methods? (a) Strip cropping (b) Crop rotation (c) Contour ploughing (d) Terracing
Description : Contour ploughing helps in – (1) stopping floods (2) growing crops (3) soil conservation (4) checking landslides
Last Answer : (3) soil conservation Explanation: Contour ploughing is the farming practice of ploughing across a slope following its elevation contour lines. The rows form slow water run-off during rainstorms to prevent soil erosion and allow the water time to settle into the soil.
Description : Soil erosion on hill slopes can be checked by – (1) Afforestation (2) Terrace cultivation (3) Strip cropping (4) Contour ploughing
Last Answer : (2) Terrace cultivation Explanation: Terrace farming is a type of farming that was developed first by the Inca people. This method of farming uses "steps", called andenes that are built into the side of ... of water that would take plants with it and destroy the all of the crops on the hillside.
Description : Which of the following methods does not help in conserving soil fertility and moisture? (1) Contour ploughing (2) Dry farming (3) Strip cropping (4) Shifting agriculture
Last Answer : (4) Shifting agriculture Explanation: Shifting cultivation is an agricultural system in which plots of land are cultivated temporarily, then abandoned. It is also known as slash and burn ... reclaimed by natural vegetation, or sometimes converted to a different long-term cyclical farming practice.
Description : The soil conservation method in which mountain slope is cut into step is – (1) Contour ploughing (2) Cover planting (3) Strip cropping (4) Terracing
Last Answer : (4) Terracing Explanation: In agriculture, a terist is a piece of sloped plane that has been landscaped into a series of successively receding flat surfaces or platforms, which resemble steps, for ... and surface run off and are effective for growing crops requiring much water, such as rice.
Description : What is the alternate name for contour lines? (1) Isopotential (2) Istherm (3) Isohypse (4) Isohyet
Last Answer : (3) Isohypse Explanation: Isohypse is a line on a map that joins points of equal elevation. It is also known as contour line.
Description : Plantation of trees on a large scale to check soil erosion are called: (1) Shelter belts (2) Contour ploughing (3) Strip cropping (4) Afforestation
Last Answer : (4) Afforestation Explanation: Afforestation is the establishment of a forest or stand of trees in an area where there was no forest. As plant roots hold the soil. Afforestation prevents soil erosion and enables better retention of water.
Description : Which of the following is a Bio-logical method of soil conservations? (1) Contour fanning (2) Contour terracing (3) Gully control (4) Basin listing
Last Answer : (1) Contour fanning Explanation: The biological methods of soil conservation include contour farming, strip cropping, tillage operation, mulching, etc. Contour farming is practiced in the hilly regions or on ... the soil. It reduces run off, saves more water for crops, and reduces soil erosion.
Description : Contour line is the imaginary line joining places of equal : (1) Rainfall (2) Humidity (3) Elevation (4) Temperature
Last Answer : (3) Elevation Explanation: Contour line is a line on a map or chart joining points of equal height (elevation) or depth. Closely spaced contour lines indicate a steeper grade than the more loosely spaced lines.
Description : 'Hinterland' refers to: (a) continental shelf in the sea from which oil can be extracted (b) natural harbour used for international trade (c) land region extending from a sea port (d) abandoned sea port where trade was carried out initially
Description : Which of the following is not one of the reasons why the northern mountains are of great importance to India (a) They protect the country from invasion (b) They influence the climate (c) They provide water to the plains (d) They possess valuable vegetation and animal life
Description : The Himalayan forests include (a) European Oak Forests (b) Coniferous Forests (c) Alpine Vegetation (d) All the three
Description : Wind erosion is common in (a) desert (b) cold areas (c) areas where there is thick vegetation (d) areas of heavy rainfall
Description : 1. The Shivaliks have tropical moist deciduous flora. 2. The Bundelkhand plateau has thorn and scrub forest type of vegetation. Which of the statements given above is/are correct? [Asstt Comm 2008] (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2
Description : Xerophytic vegetation is characteristic feature of: [IAS 2004] (a) Chhotanagpur plateau (b) Khasi hills (c) Eastern Ghats (d) Kuchchh
Description : Which one of the following is the characteristic vegetation of regions between the snow line and about 3000 meters above mean sea level of the Himalayan region? [CDS 2000] (a) Thick forests of birch, fir, ... maple trees (c) A few dwarf shrubs (d) Forests of khair, sandalwood, palas and other trees
Description : Which one of the following types of vegetation is referred as Monsoon forest? (a) Tropical Dry-evergreen forests (b) Tropical Moist-deciduous forests (c) Tropical Semi-evergreen forests (d) Tropical Dry-deciduous forests
Description : Most of the rivers flowing westward from the Western Ghats do not form deltas because: (a) of the high gradient (b) they are too slow (c) they are not perennial (d) there is no vegetation
Description : Which of the following is the main difference between the Western and Eastern Ghats ? (a) Height (b) Continuity (c) Proximity to the coast (d) Vegetation