The arsenic pollution in ground water in Bangladesh and parts of India is due to (A) industrial waste (B) thermal power plants (C) natural sources (D) agricultural practices

The arsenic pollution in ground water in Bangladesh and parts of India is due to (A) industrial waste (B) thermal power plants (C) natural sources (D) agricultural practices
by

1 Answer

Answer :

(C) natural sources
by

Related questions

Arsenic concentration has been on an increase in the ground water of certain areas in Bihar and West Bengal due to: 1. acid rain 2. excessive pumping of ground water 3. industrial pollution 4. leaching of agricultural land The correct causes may be: (a) 1 and 2 only (b) 1, 3 and 4 only (c) 1, 2, 3 and 4 (d) 1, 2 and 3 only

Description : Arsenic concentration has been on an increase in the ground water of certain areas in Bihar and West Bengal due to: 1. acid rain 2. excessive pumping of ground water 3. industrial pollution 4. leaching of agricultural land The correct ... ) 1, 3 and 4 only (c) 1, 2, 3 and 4 (d) 1, 2 and 3 only

Last Answer : Ans:(a)

In mega cities of India, the dominant source of air pollution is (A) transport sector (B) thermal power (C) municipal waste (D) commercial sector

Description : In mega cities of India, the dominant source of air pollution is (A) transport sector (B) thermal power (C) municipal waste (D) commercial sector

Last Answer : (A) transport sector

The primary source of organic pollution in fresh water bodies is (A) run-off urban areas (B) run-off from agricultural forms (C) sewage effluents (D) industrial effluents

Description : The primary source of organic pollution in fresh water bodies is (A) run-off urban areas (B) run-off from agricultural forms (C) sewage effluents (D) industrial effluents

Last Answer : (C) sewage effluents

The most comprehensive approach to address the problems of man-environment interaction is one of the following : (A) Natural Resource Conservation Approach (B) Urban-industrial Growth Oriented Approach (C) Rural-agricultural Growth Oriented Approach (D) Watershed Development Approach

Description : The most comprehensive approach to address the problems of man-environment interaction is one of the following : (A) Natural Resource Conservation Approach (B) Urban-industrial Growth Oriented Approach (C) Rural-agricultural Growth Oriented Approach (D) Watershed Development Approach

Last Answer : (D) Watershed Development Approach

Which of the following is not a source of pollution in soil? (A) Transport sector (B) Agriculture sector (C) Thermal power plants (D) Hydropower plants

Description : Which of the following is not a source of pollution in soil? (A) Transport sector (B) Agriculture sector (C) Thermal power plants (D) Hydropower plants

Last Answer : (D) Hydropower plants 

Which of the following is the largest source of water pollution in major rivers of India? (A) Untreated sewage (B) Agriculture run-off (C) Unregulated small scale industries (D) Religious practices

Description : Which of the following is the largest source of water pollution in major rivers of India? (A) Untreated sewage (B) Agriculture run-off (C) Unregulated small scale industries (D) Religious practices

Last Answer : (A) Untreated sewage

Identify the correct sequence of energy sources in order of their share in the power sector in India: (A) Thermal > nuclear > hydro > wind (B) Thermal > hydro > nuclear > wind (C) Hydro > nuclear > thermal > wind (D) Nuclear > hydro > wind > thermal

Description : Identify the correct sequence of energy sources in order of their share in the power sector in India: (A) Thermal > nuclear > hydro > wind (B) Thermal > hydro > nuclear > wind (C) Hydro > nuclear > thermal > wind (D) Nuclear > hydro > wind > thermal

Last Answer : (B) Thermal > hydro > nuclear > wind

The maximum emission of pollutants from fuel sources in India is caused by : (A) Coal (B) Firewood (C) Refuse burning (D) Vegetable waste product

Description : The maximum emission of pollutants from fuel sources in India is caused by : (A) Coal (B) Firewood (C) Refuse burning (D) Vegetable waste product

Last Answer : Answer: B  As many as 115,000 people die in India each year from coal-fired power plant po llution, costing the country about $4.6 billion, according to a groundbreaking new study released ... generation in India and its usage is continuously increasing to meet the energy demands of the country.

Which of the following agricultural practices have been primarily responsible for pollution of our water resources ? A. Use of live-stock manure B. Use of chemical fertilisers C. Excessive use of chemical pesticides D. Deforestation (1) B and C (2) A, C and D (3) A and B (4) A, B and D

Description : Which of the following agricultural practices have been primarily responsible for pollution of our water resources ? A. Use of live-stock manure B. Use of chemical fertilisers C. Excessive use of chemical pesticides D. Deforestation (1) B and C (2) A, C and D (3) A and B (4) A, B and D

Last Answer : B and C

The post-industrial society is designated as (A) Information society (B) Technology society (C) Mediated society (D) Non-agricultural society

Description : The post-industrial society is designated as (A) Information society (B) Technology society (C) Mediated society (D) Non-agricultural society 

Last Answer : (A) Information society

The dominant source of pollution due to oxides of nitrogen (NOx) in urban areas is (A) Road trAns:port (B) Commercial Sector (C) Energy use in industry (D) Power plants

Description : The dominant source of pollution due to oxides of nitrogen (NOx) in urban areas is (A) Road trAns:port (B) Commercial Sector (C) Energy use in industry (D) Power plants

Last Answer : (B) Commercial Sector

The major source of the pollutant gas, carbon mono-oxide (CO), in urban areas is (A) Thermal power sector (B) Transport sector (C) Industrial sector (D) Domestic sector

Description : The major source of the pollutant gas, carbon mono-oxide (CO), in urban areas is (A) Thermal power sector (B) Transport sector (C) Industrial sector (D) Domestic sector

Last Answer : (B) Transport sector

Limit of BOD prescribed by Central Pollution Control Board for the discharge of industrial and muncipal waste water into natural surface water:

Description : Limit of BOD prescribed by Central Pollution Control Board for the discharge of industrial and muncipal waste water into natural surface water:

Last Answer : Limit of BOD prescribed by Central Pollution Control Board for the discharge of industrial and muncipal waste water ... C. lt 30 ppm D. lt 100 ppm

Limit of BOD prescribed by Central Pollution Control Board for the discharge of industrial and muncipal waste water into natural surface water:

Description : Limit of BOD prescribed by Central Pollution Control Board for the discharge of industrial and muncipal waste water into natural surface water:

Last Answer : Limit of BOD prescribed by Central Pollution Control Board for the discharge of industrial and muncipal waste water into ... `lt` 3 ppm D. `lt` 10 ppm

Inside rural homes, the source/sources of Nitrogen Oxide Pollution may be: (a) Unvented gas stoves (b) Wood stoves (c) Kerosene heaters Choose the correct code: (A) (a) and (b) only (B) (b) and (c) only (C) (b) only (D) (a), (b) and (c)

Description : Inside rural homes, the source/sources of Nitrogen Oxide Pollution may be: (a) Unvented gas stoves (b) Wood stoves (c) Kerosene heaters Choose the correct code: (A) (a) and (b) only (B) (b) and (c) only (C) (b) only (D) (a), (b) and (c)

Last Answer : Answer: D

Which one of the following non-conventional energy sources can be exploited most economically? (A) Solar (B) Wind (C) Geo-thermal (D) Ocean Thermal Energy Conversion (OTEC)

Description : Which one of the following non-conventional energy sources can be exploited most economically? (A) Solar (B) Wind (C) Geo-thermal (D) Ocean Thermal Energy Conversion (OTEC)

Last Answer : Answer: A

Which of the following is a source of methane? (A) Wetlands (B) Foam Industry (C) Thermal Power Plants (D) Cement Industry

Description : Which of the following is a source of methane? (A) Wetlands (B) Foam Industry (C) Thermal Power Plants (D) Cement Industry

Last Answer : Answer: A

Which is the source of chlorofluorocarbons? (A) Thermal power plants (B) Automobiles (C) Refrigeration and Air-conditioning (D) Fertilizers

Description : Which is the source of chlorofluorocarbons? (A) Thermal power plants (B) Automobiles (C) Refrigeration and Air-conditioning (D) Fertilizers

Last Answer : (C) Refrigeration and Air-conditioning 

Maximum soot is released from (A) Petrol vehicles (B) CNG vehicles (C) Diesel vehicles (D) Thermal Power Plants

Description : Maximum soot is released from (A) Petrol vehicles (B) CNG vehicles (C) Diesel vehicles (D) Thermal Power Plants

Last Answer : (D) Thermal Power Plants

How do they clean industrial waste spills from water sources?

Description : How do they clean industrial waste spills from water sources?

Last Answer : As far as I can tell it's difficult and expensive and often not completely done. They'll do things like dredge up contaminated soil from the bottom of the river and dump that is a hazardous ... impact of digging up the bottom of the river can be arguably worse than letting the contamination lie.

A pond contains clean water. Which of the following activities will produce least pollution of water? a) Washing clothes in the pond c)domestic waste b) industrial waste d)Swimming in the pond

Description : A pond contains clean water. Which of the following activities will produce least pollution of water? a) Washing clothes in the pond c)domestic waste b) industrial waste d)Swimming in the pond

Last Answer : d)Swimming in the pond

Which of the following sources is responsible for maximum air pollution? (A) Industrial chimney exhaust (B) Forest fire (C) Automobiles exhaust (D) Photochemical oxidation of organic matter

Description : Which of the following sources is responsible for maximum air pollution? (A) Industrial chimney exhaust (B) Forest fire (C) Automobiles exhaust (D) Photochemical oxidation of organic matter

Last Answer : (C) Automobiles exhaust

Soils in the Mahanadi delta are less fertile than those in the Godavari delta because of: (A) erosion of top soils by annual floods (B) inundation of land by sea water (C) traditional agriculture practices (D) the derivation of alluvial soil from red-soil hinterland

Description : Soils in the Mahanadi delta are less fertile than those in the Godavari delta because of: (A) erosion of top soils by annual floods (B) inundation of land by sea water (C) traditional agriculture practices (D) the derivation of alluvial soil from red-soil hinterland

Last Answer : Answer: A  The Mahanadi was notorious for its devastating floods for much of recorded history. Thus it was called 'the sorrow of Orissa'. However the construction of the Hirakud Dam has greatly ... matter of great concern. Indiscriminate damming along the river has been cited as an obvious reason.

Thermal pollution of water increases its toxicity and oxidation of oxygen demanding waste besides favouring bacterial growth. A rise in water temperature by 10°C, doubles the toxic effects of __________ present in it. (A) Coal ash (B) Potassium cyanide (C) Ortho-xylene (D) None of these

Description : Thermal pollution of water increases its toxicity and oxidation of oxygen demanding waste besides favouring bacterial growth. A rise in water temperature by 10°C, doubles the toxic effects of __________ present in it. (A) Coal ash (B) Potassium cyanide (C) Ortho-xylene (D) None of these

Last Answer : (B) Potassium cyanide

‘Minamata disaster’ in Japan was caused by pollution due to (A) Lead (B) Mercury (C) Cadmium (D) Zinc

Description : ‘Minamata disaster’ in Japan was caused by pollution due to (A) Lead (B) Mercury (C) Cadmium (D) Zinc

Last Answer : Answer: B

Which of the following is not covered in 8 missions under the Climate Action Plan of Government of India? (A) Solar power (B) Waste to energy conversion (C) Afforestation (D) Nuclear energy

Description : Which of the following is not covered in 8 missions under the Climate Action Plan of Government of India? (A) Solar power (B) Waste to energy conversion (C) Afforestation (D) Nuclear energy

Last Answer : (D) Nuclear energy

The purpose of value education is best served by focusing on (A) Cultural practices prevailing in the society. (B) Norms of conduct laid down by a social group (C) Concern for human values (D) Religious and moral practices and instructions.

Description : The purpose of value education is best served by focusing on (A) Cultural practices prevailing in the society. (B) Norms of conduct laid down by a social group (C) Concern for human values (D) Religious and moral practices and instructions.

Last Answer : C

Which article of the constitution provides safeguards to Naga Customary and their social practices against any act of Parliament? (A) Article 371 A (B) Article 371 B (C) Article 371 C (D) Article 263

Description : Which article of the constitution provides safeguards to Naga Customary and their social practices against any act of Parliament? (A) Article 371 A (B) Article 371 B (C) Article 371 C (D) Article 263

Last Answer : Answer: A 371A. Special provision with respect to the State of Nagaland. (1) No twithstanding anything in this Constitution,? a) no Act of Parliament in respect of? (i) religious or social practices ... in the demand for a grant relating to that service or purpose and not in any other demand

Which one of the following is the oldest Archival source of data in India? (A) National Sample Surveys (B) Agricultural Statistics (C) Census (D) Vital Statistics

Description : Which one of the following is the oldest Archival source of data in India? (A) National Sample Surveys (B) Agricultural Statistics (C) Census (D) Vital Statistics

Last Answer : Answer: C

The percentage share of electrical power from solar energy in the total electric power generation from all renewable energy sources sought to be achieved by Indian government by the year 2022, is (A) ~ 57.1% (B) ~ 65.5% (C) ~ 47.5% (D) ~ 75%

Description : The percentage share of electrical power from solar energy in the total electric power generation from all renewable energy sources sought to be achieved by Indian government by the year 2022, is (A) ~ 57.1% (B) ~ 65.5% (C) ~ 47.5% (D) ~ 75% 

Last Answer : Answer: A

Which of the following is a commercial source of energy? (1) Agricultural waste (2) Dried dung (3) Sun (4) Natural gas

Description : Which of the following is a commercial source of energy? (1) Agricultural waste (2) Dried dung (3) Sun (4) Natural gas

Last Answer : (4) Natural gas Explanation: Energy is broadly classified as commercial and non-commercial energy. Firewood, agricultural waste (straw, etc.) and animals waste (cowdung) are the important ... commercial energy. These goods are largely used for commercial purposes in the factories and farms.

Which of the following is a commercial source of energy? (1) Agricultural waste (2) Dried dung (3) Sun (4) Natural gas

Description : Which of the following is a commercial source of energy? (1) Agricultural waste (2) Dried dung (3) Sun (4) Natural gas

Last Answer : Natural gas

Mention two natural sources of water pollution in India. -Geography

Description : Mention two natural sources of water pollution in India. -Geography

Last Answer : (i) use of chemical fertilizers and pesticides (ii) Industrial effluents

How can arsenic be removed from aqueous waste streams? Often times, ferric chloride is added to such a stream. The ferric chloride aids in the formation

Description : How can arsenic be removed from aqueous waste streams? Often times, ferric chloride is added to such a stream. The ferric chloride aids in the formation

Last Answer : Often times, ferric chloride is added to such a stream. The ferric chloride aids in the formation of floc to agglomerate fine arsenic particles that can then be removed by mechanical means.

How can I treat a waste stream containing both hexavalent chromium and arsenic?

Description : How can I treat a waste stream containing both hexavalent chromium and arsenic?

Last Answer : Waste streams that contain these types of mixtures are often treated in two or more reducing tanks. Strong reducing agents such as sodium metabisulfite, sulfur dioxide, and sodium bisulfite are often used.

general Most More Arsenic Pollution free Upazila Which one ?

Last Answer : Bangladesh Most More Arsenic Pollution free Upazila Shahrashti.

Tamilnadu coastal belt has drinking water shortage due to: (A) high evaporation (B) sea water flooding due to tsunami (C) over exploitation of ground water by tube wells (D) seepage of sea water

Description : Tamilnadu coastal belt has drinking water shortage due to: (A) high evaporation (B) sea water flooding due to tsunami (C) over exploitation of ground water by tube wells (D) seepage of sea water

Last Answer : Answer: D  With increasing exploitation of ground water, seepage of seawater into the earth takes place, reducing sea water level. Coastal environment plays a vital role in nation's economy by virtue ... coastal length of India and stretches along the Bay of Bengal, Indian Ocean and Arabian Sea.

A branch of agricultural science which deals with principles and practices of soil, water and crop management.

Description : A branch of agricultural science which deals with principles and practices of soil, water and crop management.

Last Answer : Ans.Agronomy

Which of the following is a branch of agricultural science which deals with principles and practices of soil, water and crop management. What is the name of the branch? a. Crop production b. Agricultural engineering c. Home Science d. Agronomy

Description : Which of the following is a branch of agricultural science which deals with principles and practices of soil, water and crop management. What is the name of the branch? a. Crop production b. Agricultural engineering c. Home Science d. Agronomy

Last Answer : d. Agronomy

The National Mission for Sustainable Agriculture (NMSA) aims at which of the following? a. Enhancing agricultural productivity, protection of resources such as land, water, biodiversity and genetic resources by developing strategies to make agriculture more resilient to climate change. b. Improving agricultural productivity by providing timely advisory services to farmers to adopt best practices, technology, meet with contingencies, market information, etc. c. Notifying agricultural commodities produced in the region and providing their first sale mechanism. d. Providing Irrigation benefits to the farmers to ensure early completion of projects.

Description : The National Mission for Sustainable Agriculture (NMSA) aims at which of the following? a. Enhancing agricultural productivity, protection of resources such as land, water, biodiversity and ... mechanism. d. Providing Irrigation benefits to the farmers to ensure early completion of projects.

Last Answer : a. Enhancing agricultural productivity, protection of resources such as land, water, biodiversity and genetic resources by developing strategies to make agriculture more resilient to climate change.

Which of the following sources of data is not based on primary data collection? (A) Census of India (B) National Sample Survey (C) Statistical Abstracts of India (D) National Family Health Survey

Description : Which of the following sources of data is not based on primary data collection? (A) Census of India (B) National Sample Survey (C) Statistical Abstracts of India (D) National Family Health Survey

Last Answer : (C) Statistical Abstracts of India

On increasing the temperature the solubility of most of the gases in water decreases. An important consequence of this effect is the thermal pollution of water, such as occurs around power plants cooled by a river or stream. How is the survival of fish affected by thermal pollution of water?

Description : On increasing the temperature the solubility of most of the gases in water decreases. An important consequence of this effect is the thermal pollution of water, such as occurs around power plants cooled by a river or stream. How is the survival of fish affected by thermal pollution of water? 

Last Answer : Ans.: When the water temperature of the river or stream is increases the solubility of oxygen in water decreases. Due to this decrease in dissolved oxygen the survival of fish becomes difficult.

Thermal pollution is more common near a) Hot water springs b) Coal based power plants c) Tropical regions d) Temperate regions.

Description : Thermal pollution is more common near a) Hot water springs b) Coal based power plants c) Tropical regions d) Temperate regions. 

Last Answer : b) Coal based power plants 

Natural sources of air pollution are – (1) Forest fires (2) Volcanic eruptions (3) Dust storm (4) Smoke from burning dry leaves

Description : Natural sources of air pollution are – (1) Forest fires (2) Volcanic eruptions (3) Dust storm (4) Smoke from burning dry leaves

Last Answer : (2) Volcanic eruptions Explanation: Some of the natural sources of air pollution are ground dust, salt spray from oceans, volcanic eruptions, hydrogen sulfides from natural sources, etc. ... and ash from volcanic eruptions blacken the skies and increase the background pollution levels for years.

Natural sources of air pollution are (1) Forest fires (2) Volcanic eruptions (3) Dust storm (4) Smoke from burning dry leaves

Description : Natural sources of air pollution are (1) Forest fires (2) Volcanic eruptions (3) Dust storm (4) Smoke from burning dry leaves

Last Answer : Volcanic eruptions

Which of the following can be found as pollutants in the drinking water in some parts of India? Select the correct answer using the code given below. (A) Arsenic (B) Sorbitol (C) Fluoride (D) Formaldehyde (E) Uranium (1) B, D and E (2) A, B, C, D and E (3) A, C and E (4) A and C

Description : Which of the following can be found as pollutants in the drinking water in some parts of India? Select the correct answer using the code given below. (A) Arsenic (B) Sorbitol (C) Fluoride (D) Formaldehyde (E) Uranium (1) B, D and E (2) A, B, C, D and E (3) A, C and E (4) A and C

Last Answer : A, C and E 

Q4. What is genetic manipulation? How is it useful in agricultural practices? -Science

Description : Q4. What is genetic manipulation? How is it useful in agricultural practices? -Science

Last Answer : Genetic manipulation is process in which the transfer of genes takes place from one organism to another. Here gene of a particular character is introduced inside the chromosome cell and hence ... plants like brinjal, cabbage, rice, cauliflower, and maize crops to get protection from insects

Name the hormone which is used extensively in agricultural and horticultural practices and help to initiate rooting in stem curring during plant propa

Description : Name the hormone which is used extensively in agricultural and horticultural practices and help to initiate rooting in stem curring during plant propa

Last Answer : Name the hormone which is used extensively in agricultural and horticultural practices and help ... rooting in stem curring during plant propagation.

Name the hormone which is used extensively in agricultural and horticultural practices and help to initiate rooting in stem curring during plant propa

Description : Name the hormone which is used extensively in agricultural and horticultural practices and help to initiate rooting in stem curring during plant propa

Last Answer : Name the hormone which is used extensively in agricultural and horticultural practices and help ... rooting in stem curring during plant propagation.