Description : Which one of the following is the indirect use of forests? (1) Medicinal plants (2) Checking soil erosion (3) Building material (4) Grazing
Last Answer : (2) Checking soil erosion Explanation: Some of the indirect uses of forests include: prevention and control of soil erosion, flood control, checks on spread of deserts, increase of soil fertility ... of forest cover leads to increased runoff of rain water and its diminished seepage in soil.
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 : Desertification can be checked by (1) plugging gullies (2) checking over-grazing (3) contour ploughing (4) forming shelter belts
Last Answer : checking over-grazing
Description : "Reserved Forests" are forests (a) reserved for hunting (b) reserved for commercial exploitation and prohibited for grazing (c) reserved for local use (d) reserved for growing medicinal herbs
Last Answer : Ans: (b)
Description : Contour ploughing helps in (1) stopping floods (2) growing crops (3) soil conservation (4) checking landslides (SSC Combined Matric Level (PRE)
Last Answer : soil conservation
Description : Salination of soil is caused by (1) pesticides (2) soil erosion (3) excess irrigation (4) crop rotation
Last Answer : excess irrigation
Description : Soil erosion can be prevented by (1) Increasing bird population (2) Afforestation (3) Removal of vegetation (4) Overgrazing
Last Answer : 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 : Tree plantation/Afforestaion
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
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 : Tree plantation/afforestation
Description : Soil erosion on hill slopes can be checked by (1) Afforestation (2) Terrace cultivation (3) Strip cropping (4) Contour ploughing
Last Answer : Terrace cultivation
Description : Which one of the following does not cause soil erosion ? (1) Deflation (2) Deforestation (3) Weathering (4) Overcropping
Last Answer : Deflation
Description : The main advantage of Rain? Water Harvesting (RWH) is (1) Recharge ground water (2) Avoid floods (3) Reduce the loss of water (4) Avoid soil erosion
Last Answer : Recharge ground water
Description : The main cause of recurring flood is (1) Soil erosion (2) Deforestation (3) Silting of river beds (4) All of the above
Last Answer : All of the above
Description : Environment degradation does not consist of A. Land degradation and soil erosion B. Problem of over grazing and ecological degradation C. Floods D. None of the above
Last Answer : D. None of the above
Description : The land forms formed by wave erosion is : (1) Spit (2) Beach (3) Cave (4) Barrier island
Last Answer : Cave
Description : Granite, quartzite areas have upstanding look because (1) mechanically wealthered faster (2) these rocks are resistant to all kinds of erosion (3) these rocks are not easily croded (4) not easily worn down
Last Answer : not easily worn down
Description : Widening of a river valley takes place due to (1) Corrosion (2) Lateral erosion (3) Corrasion (4) Hydraulic action
Last Answer : Lateral erosion
Description : Rift Valley is formed (1) between two anticlines (2) between two faults (3) erosion of synclinal basin (4) due to volcanic eruption
Last Answer : between two faults
Description : Hydraulic Action is a type of erosion caused by (1) Running water (2) Wind (3) Glacier (4) None of these
Last Answer : Running water
Description : The formation of ‘Mushroom rock’ in desert region is an example of (1) Deflation (2) Attrition (3) Abrasion (4) Erosion
Last Answer : Abrasion
Description : Breaking down of rock in situ is known as (1) Erosion (2) Weathering (3) Mass wasting (4) Degradation
Last Answer : Weathering
Description : Which of the following is a typical feature of river erosion in youthful stage ? (1) Ox-bow lake (2) Gorge (3) Valley in valley (4) Cut-bank
Last Answer : Gorge
Description : Which one of the following types of erosion is responsible for the formation of Chambal Ravines ? (1) Splash (2) Sheet (3) Rill (4) Gully
Last Answer : Gully
Description : Which one of the following types of erosion is responsible for the formation of Chambal Ravines? (1) Splash (2) Sheet (3) Rill (4) Gully
Description : In _______ forests, trees shed their leaves in a particular season. (1) evergreen (2) mangrove (3) deciduous (4) thorny
Last Answer : deciduous
Description : The maximum biodiversity is found in (1) Tropical rain forests (2) Temperate forests (3) Coniferous forests (4) Arctic forest
Last Answer : Tropical rain forests
Description : Vergreen type Forests are found in : (1) Mediterranean region (2) Monsoon climatic area (3) Desert region (4) Equatorial region
Last Answer : Equatorial region
Description : With what bio-region is the term ‘‘Steppe’’ associated ? (1) Grasslands (2) Tropical forests (3) Savanna (4) Coniferous forests
Last Answer : Grasslands
Description : Taiga means : (1) Decidious forests (2) Coniferous forests (3) Grass lands (4) Deserts
Last Answer : Coniferous forests
Description : Which of the following is a renewable resource ? (1) Coal (2) Mineral oil (3) Natural gas (4) Forests
Last Answer : Forests
Description : Rubber plantations are found in (1) Temperate forests (2) Mountain regions (3) Polar regions (4) Equatorial regions
Last Answer : Equatorial regions
Description : There is a need to keep larger area under forests for : (1) absorption of carbon dioxide (2) protecting wildlife (3) raising precipitation (4) geological balance
Last Answer : absorption of carbon dioxide
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 : Tropical deciduous forests
Description : Mangrove forests occur in (1) high mountains (2) snowy plains (3) coastal swamps (4) interior plateaus
Last Answer : coastal swamps
Description : Which one of the following is an abiotic and renewable resource? (1) iron ore (2) livestock (3) water (4) forests
Last Answer : water
Description : The presence of a lion in the forest is essential in order to (1) keep the trees safe from felling (2) add beauty in the forests (3) save the pastures from being overgrazed (4) keep other carnivorous animals away
Last Answer : save the pastures from being overgrazed
Description : The asha–grey soils of high–latitude coniferous forests a known as : (1) Tundra soils (2) Podsols (3) Grey–Brown soils (4) Red and Yellow soils
Last Answer : Podsols
Description : The coral reefs are the marine counterparts of (1) Temperate forests (2) Tropical rain forests (3) Savannahs (4) Scrubland
Description : The forests which act as barriers against cyclones are : (1) Alpine forests (2) Mangrove forests (3) Evergreen forests (4) Monsoon forests
Last Answer : Mangrove forests
Description : The largest forest which covers 25 percent of the world’s forest land is : (1) The Tropical Rain forest (2) Taiga forest of Siberia (3) Monsoon forest (4) Temperate forests of Europe
Last Answer : Taiga forest of Siberia
Description : ‘Willow’ for a cricket bat is obtained from (1) Tropical forests (2) Rain forests (3) Deciduous forests (4) Coniferous forests
Last Answer : Deciduous forests
Description : Tundras are (1) Deciduous forests (2) Tropical rain forests (3) Cold deserts (4) Hot deserts
Last Answer : Cold deserts
Description : Which of the following was not a purpose for building Farakka Barrage? (1) Checking water flowing into Bangladesh (2) Checking silting of Kolkata Port (3) Preventing erosion of Kolkata Port (4) Facilitating navigation in Ganga river
Last Answer : (4) Facilitating navigation in Ganga river Explanation: The Farakka Barrage was created by India in 1975 to divert water from the Ganges River to the Bhagirathi-Hooghly river system. It was ... to flush out the sediment deposition from the Kolkata harbour and thus prevent erosion of Kolkata port.
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 : Alluvial soils are rich soil for crop cultivation but are poor in (1) humus (2) nitrogen and humus (3) organic material (4) inorganic material
Last Answer : nitrogen and humus
Description : Mountain soil contains a lot of— (1) humus (2) clay (3) coase material (4) iron and aluminium salt
Last Answer : humus
Description : Biosphere refers to (1) the area of the land inhabited by living organism (2) the part of ocean inhabited by plants and animals (3) the portion of the earth, including the oceans, the land, the soil and the atmosphere inhabited by living organisms (4) the atmosphere surrounding the living organisms
Last Answer : the portion of the earth, including the oceans, the land, the soil and the atmosphere inhabited by living organisms
Description : Name the condition which influences the development of plants into distinctive forms. (1) Climatic conditions (2) Soil conditions (3) Environmental conditions (4) Social conditions
Last Answer : Climatic conditions
Description : Humus is a type of (1) fossil seen on the rocks (2) decaying organic matters in soil (3) fertilizers applied in soil (4) special growth found in plants
Last Answer : decaying organic matters in soil