An artificial ecosystem is represented by (1) pisciculture tank (2) agricultural land (3) zoo (4) aquarium

An artificial ecosystem is represented by (1) pisciculture tank (2) agricultural land (3) zoo (4) aquarium
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(4) aquarium Explanation: An artificial ecosystem is one created by people. You can create an artificial ecosystem in an aquarium or terrarium. Nathaniel Bagshaw Ward is credited as the inventor of the terrarium, which he accidently created in 1829.
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An artificial ecosystem is represented by : (1) pisciculture tank (2) agricultural land (3) zoo (4) aquarium

Description : An artificial ecosystem is represented by : (1) pisciculture tank (2) agricultural land (3) zoo (4) aquarium

Last Answer : aquarium

The culture of silkworms is known as – (1) Apiculture (2) Horticulture (3) Pisciculture (4) Sericulture

Description : The culture of silkworms is known as – (1) Apiculture (2) Horticulture (3) Pisciculture (4) Sericulture

Last Answer : (4) Sericulture Explanation: Sericulture, or silk farming, is the rearing of silk-worms for the production of raw silk. Although there are several commercial species of silkworms, Bornbyx mori ... India are the two main silk producers, together manufacturing more than 60% of the world production.

The stability of a pond ecosystem depends on - (1) micro-organisms and fishes (2) micro-organisms and zoo planktons (3) fishes and reptiles (4) producers and consumers

Description : The stability of a pond ecosystem depends on - (1) micro-organisms and fishes (2) micro-organisms and zoo planktons (3) fishes and reptiles (4) producers and consumers

Last Answer : (4) producers and consumers

An ecosystem ,such as an aquarium is self-substaining if it involves the interaction between organisms , a flow of energy , and the presence of

Description : An ecosystem ,such as an aquarium is self-substaining if it involves the interaction between organisms , a flow of energy , and the presence of

Last Answer : An ecosystem ,such as an aquarium is self-substaining if it involves the interaction between ... plants C. materials cycles D. pioneer organisms

In India, the irrigation of agricultural land is carried out maximum by – (1) Canals (2) Wells (3) Tubewells (4) Tanks

Description : In India, the irrigation of agricultural land is carried out maximum by – (1) Canals (2) Wells (3) Tubewells (4) Tanks

Last Answer : (2) Wells Explanation: Canal is the second largest source of irrigation providing water to 29.24 percent of the net area under irrigation. The country has one of the world's largest canal systems ... more popular in those regions where ground water is in plenty and where there are very few canals.

I have an aquarium that is exactly 31 1/2 inches in length, could my light be a tad longer than the tank?

Description : I have an aquarium that is exactly 31 1/2 inches in length, could my light be a tad longer than the tank?

Last Answer : Mama_Cakes Try something like this LED light 24 inch to 36 inch it is adjustable.

A round viewing window with a 20 centimeter diameter is installed in a tank at the Shedd Aquarium. It is 5 meters below the water surface. The force on the window is approximately: w) 1,500 Newtons x) 10,000 Newtons y) 25,000 Newtons z) 50,000 Newtons

Description : A round viewing window with a 20 centimeter diameter is installed in a tank at the Shedd Aquarium. It is 5 meters below the water surface. The force on the window is approximately: w) 1,500 Newtons x) 10,000 Newtons y) 25,000 Newtons z) 50,000 Newtons

Last Answer : ANSWER: W -- 1,500 NEWTONS

What is pisciculture? -Science

Description : What is pisciculture? -Science

Last Answer : answer:

What is Pisciculture ?

Description : What is Pisciculture ?

Last Answer : Cultivation of fish is called pisciculture.

What is Pisciculture ?

Last Answer : Pisciculture is the cultivation of fish.

What does pisciculture mean ?

Last Answer : Pisciculture means "fish farming".

Breeding and management of bees is known as – (1) Sericulture (2) Silviculture (3) Pisciculture (4) Apiculture

Description : Breeding and management of bees is known as – (1) Sericulture (2) Silviculture (3) Pisciculture (4) Apiculture

Last Answer : (4) Apiculture Explanation: Beekeeping (or apiculture, from Latin api8, bee) is the maintenance of honey bee colonies, commonly in hives, by humans. A beekeeper (or apiarist) keeps bees in order to ... , pollen, and royal jelly), to pollinate crops, or to produce bees for sale to other beekeepers.

Breeding and management of bees is known as : (1) Sericulture (2) Silviculture (3) Pisciculture(4) Apiculture

Description : Breeding and management of bees is known as : (1) Sericulture (2) Silviculture (3) Pisciculture(4) Apiculture

Last Answer : Apiculture

Irrigation refers to the process of watering agricultural plants through: a. Rainwater b. Hail c. Artificial means d. Floods

Description : Irrigation refers to the process of watering agricultural plants through: a. Rainwater b. Hail c. Artificial means d. Floods

Last Answer : c. Artificial means

Which of the following is a man made artificial ecosystem?

Description : Which of the following is a man made artificial ecosystem?

Last Answer : Which of the following is a man made artificial ecosystem? A. Grassland ecosystem B. Forest ecosystem ... artificial lakes and dams D. None of these

The Chennai – Bengaluru – Coimbatore - Madurai region is ______. (a) A major industrial region (b) A major agricultural region (c) Mangrove forest region (d) Dry Mountainous (Hilly) region

Description : The Chennai – Bengaluru – Coimbatore - Madurai region is ______. (a) A major industrial region (b) A major agricultural region (c) Mangrove forest region (d) Dry Mountainous (Hilly) region

Last Answer : Ans: (a)

In India the problem of utilisation of agricultural wastes is in (a) Conversion of cellulose into sugar (b) Conversion of bran into molasses (c) Conversion of starch into alcohol (d) Conversion of sugar into carbohydrates

Description : In India the problem of utilisation of agricultural wastes is in (a) Conversion of cellulose into sugar (b) Conversion of bran into molasses (c) Conversion of starch into alcohol (d) Conversion of sugar into carbohydrates

Last Answer : Ans: (a)

In the agricultural resources, cereals comprise (a) rubber, oil seeds, groundnut (b) cotton, Jute, hemp (c) tea, coffee, cocoa (d) rice, wheat, millets

Description : In the agricultural resources, cereals comprise (a) rubber, oil seeds, groundnut (b) cotton, Jute, hemp (c) tea, coffee, cocoa (d) rice, wheat, millets

Last Answer : Ans: (d)

The largest and the most important soil group of India contributing to the country's major agricultural production is (a) Laterite (b) Alluvial (c) Red (d) Peaty

Description : The largest and the most important soil group of India contributing to the country's major agricultural production is (a) Laterite (b) Alluvial (c) Red (d) Peaty

Last Answer : Ans: (b)

Which of the following was not one of the consequences of the policy of exporting raw materials and food grains from India to Britain? [IAS 2003] (a) It raised the prices of raw materials (b) It brought enormous profits to unscrupulous businessman (c) It led to agricultural shortage and famines (d) It denuded the country of her agricultural surplus

Description : Which of the following was not one of the consequences of the policy of exporting raw materials and food grains from India to Britain? [IAS 2003] (a) It raised the prices of raw materials (b) ... (c) It led to agricultural shortage and famines (d) It denuded the country of her agricultural surplus

Last Answer : Ans: (c)

Why is that India has one of the lowest agricultural yields in the world? (a) Summers are very hot (b) Lack of fertile soil (c) Farmers being poor and illiterate do not use modern farming techniques (d) Occurrence of frost at night

Description : Why is that India has one of the lowest agricultural yields in the world? (a) Summers are very hot (b) Lack of fertile soil (c) Farmers being poor and illiterate do not use modern farming techniques (d) Occurrence of frost at night

Last Answer : Ans: (c)

The term "Green Revolution" has been used to indicate higher production through – (1) creation of grasslands (2) planting more trees (3) enhanced agricultural productivity per hectare (4) creation of gardens in urban areas

Description : The term "Green Revolution" has been used to indicate higher production through – (1) creation of grasslands (2) planting more trees (3) enhanced agricultural productivity per hectare (4) creation of gardens in urban areas

Last Answer : (3) enhanced agricultural productivity per hectare Explanation: The Introduction of High-yielding varieties of seeds and the increased use of fertilizers and irrigation are known collectively as the ... higher productivity was attained in areas in Green Revolution had been initiated and matured.

'Operation Flood' refers to – (1) increase in the production of milk (2) increase in the production of dairy products (3) controlling flood (4) increasing the production of agricultural crops

Description : 'Operation Flood' refers to – (1) increase in the production of milk (2) increase in the production of dairy products (3) controlling flood (4) increasing the production of agricultural crops

Last Answer : (1) increase in the production of milk Explanation: Operation Flood in India, a project of the National Dairy Development Board (NDDB) was the world's biggest dairy development programme which made India, ... the world, surpassing the USA in 1998, with about 17 percent of global output in 2010-11.

Under which plan did the Government introduce an agricultural strategy which gave rise to Green Revolution? (1) Sixth Five-Year Plan (FYP) (2) Second FYP (3) Fourth FYP (4) Third FYP

Description : Under which plan did the Government introduce an agricultural strategy which gave rise to Green Revolution? (1) Sixth Five-Year Plan (FYP) (2) Second FYP (3) Fourth FYP (4) Third FYP

Last Answer : (4) Third FYP Explanation: The Introduction of High-yielding varieties of seeds and the increased use of fertilizers and irrigation are known collectively as the Green Revolution, which provided ... Genetically modified highyielding wheat was first introduced to India in 1963 by Dr. Norman Borlaug.

Agricultural Commodities are graded with – (1) ISI (2) Eco-products (3) AGMARK (4) Green Product

Description : Agricultural Commodities are graded with – (1) ISI (2) Eco-products (3) AGMARK (4) Green Product

Last Answer : (3) AGMARK Explanation: AGMARK is a certification mark employed on agricultural products in India, assuring that they con-form to a set of standards approved by the Director-ate of Marketing and ... India by the Agricultural Produce (Grading and Marking) Act of 1937 (and ammended in 1986).

Which of the following has not been a component of the agricultural strategy that brought about the Green Revolution? (1) Greater intensity of cropping (2) Guaranteed maximum prices (3) New agricultural technology (4) Package of inputs

Description : Which of the following has not been a component of the agricultural strategy that brought about the Green Revolution? (1) Greater intensity of cropping (2) Guaranteed maximum prices (3) New agricultural technology (4) Package of inputs

Last Answer : (2) Guaranteed maximum prices Explanation: The Introduction of Highyielding varieties of seeds and the increased use of fertilizers and irrigation are known collectively as the Green Revolution, which ... modified high-yielding wheat was first introduced to India in 1963 by Dr. Norman Borlaug.

What makes an ecosystem? (1) A living community and its environment (2) All the plants and animals of an area (3) Carnivores and herbivores of an area (4) Producers, consumers and decomposers in a particular locality

Description : What makes an ecosystem? (1) A living community and its environment (2) All the plants and animals of an area (3) Carnivores and herbivores of an area (4) Producers, consumers and decomposers in a particular locality

Last Answer : (1) A living community and its environment Explanation: An ecosystem is a community of living organisms (plants, animals and microbes) in conjunction with the nonliving components of their ... a system. These components are regarded as linked together through nutrient cycles and energy flows.

Which one of the following is the correct sequence of ecosystem in the order of decreasing productivity? (1) Oceans, mangroves, lakes, grassland (2) Mangroves, oceans, grassland, lakes (3) Oceans, lakes, grassland, mangroves (4) Mangroves, grasslands, lakes, oceans

Description : Which one of the following is the correct sequence of ecosystem in the order of decreasing productivity? (1) Oceans, mangroves, lakes, grassland (2) Mangroves, oceans, grassland, lakes (3) Oceans, lakes, grassland, mangroves (4) Mangroves, grasslands, lakes, oceans

Last Answer : (4) Mangroves, grasslands, lakes, oceans Explanation: Productivity is the rate of organic matter or biomass production. The average ocean productivity is about 50 grams carbon per square meter per ... of ecosystem in the order decreasing productivity is: Mangroves > Grasslands > Lakes > Oceans.

An ecosystem consists of – (1) producers, consumers and decomposers in a particular area. (2) all the plants and animals of an area. (3) a living community and its environment. (4) carnivorous and herbivorous of an area

Description : An ecosystem consists of – (1) producers, consumers and decomposers in a particular area. (2) all the plants and animals of an area. (3) a living community and its environment. (4) carnivorous and herbivorous of an area

Last Answer : (3) a living community and its environment. Explanation: An ecosystem consists of communities of many different species living together, and all the physical aspects of the particular habitat, such as like soil, water, and weather.

The largest ecosystem of the Earth is – (1) Biome (2) Hydrosphere (3) Lithosphere (4) Biosphere

Description : The largest ecosystem of the Earth is – (1) Biome (2) Hydrosphere (3) Lithosphere (4) Biosphere

Last Answer : (1) Biome Explanation: Biomes are climatically and geographically defined as similar climatic conditions on the Earth, such as communities of plants, animals, and soil organisms, and are often ... area, creating a typical ecosystem over that area. Such major ecosystems are termed as biomes.

Source of energy in ecosystem is – (1) Sun (2) Green plants (3) Sugar produced in photosynthesis (4) ATP

Description : Source of energy in ecosystem is – (1) Sun (2) Green plants (3) Sugar produced in photosynthesis (4) ATP

Last Answer : (1) Sun Explanation: An ecosystem is a community of living and non-living things that work together. It includes soil, atmosphere, heat and light from the sun, water and living organisms.

Which of the following metals contribute to to biomagnifications problem in the ecosystem? (1) Mercury (2) Chromium (3) (4) Copper (4) (4) Lead

Description : Which of the following metals contribute to to biomagnifications problem in the ecosystem? (1) Mercury (2) Chromium (3) (4) Copper (4) (4) Lead

Last Answer : (1) Mercury Explanation: Mercury causes biomagnification problem in the ecosystem.

Which of the following exhibits unidirectional flow in an ecosystem? (1) Light (2) Energy (3) Water (4) Biomass

Description : Which of the following exhibits unidirectional flow in an ecosystem? (1) Light (2) Energy (3) Water (4) Biomass

Last Answer : (2) Energy Explanation: Ecosystems contain essentially two kinds of commodities: matter (nutrients) and energy. Material nutrients cycle through the biotic and abiotic parts of the ecosystem, available for ... Eventually, all of the energy that enters the ecosystem is lost in the form of heat.

Which is the most stable ecosystem? (1) Desert (2) Ocean (3) Mountain (4) Forest

Description : Which is the most stable ecosystem? (1) Desert (2) Ocean (3) Mountain (4) Forest

Last Answer : (2) Ocean Explanation: Ecosystem can be natural or manmade, large or small, permanent or temporary, complete or incomplete, Natural ecosystem. It is an ecosystem developed -under natural conditions without ... g., fresh water, lake, pond, river, sea). Oceans constitute the most stable ecosystem.

To check the expansion of Thar desert which one of the following methods is expected to yield the best results? (a) Artificial rain (b) Construction of canals (c) Afforestation (d) Construction of Dams

Description : To check the expansion of Thar desert which one of the following methods is expected to yield the best results? (a) Artificial rain (b) Construction of canals (c) Afforestation (d) Construction of Dams

Last Answer : Ans: (c)

'Cloud burst' means – (1) Sowing of seeds of a crop in cloudy weather. (2) Abnormally heavy downpour of rain, associated with a thunderstorm. (3) Formation of artificial rain. (4) Presence of scattered flakes of cloud in the sky.

Description : 'Cloud burst' means – (1) Sowing of seeds of a crop in cloudy weather. (2) Abnormally heavy downpour of rain, associated with a thunderstorm. (3) Formation of artificial rain. (4) Presence of scattered flakes of cloud in the sky.

Last Answer : (2) Abnormally heavy downpour of rain, associated with a thunderstorm. Explanation: A cloudburst is an extreme amount of precipitation, sometimes accompanied by hail and thunder, that normally ... . However, cloudbursts are infrequent as they occur only via orographic lift or sudden condensation.

Cloud burst means – (1) Formation of artificial rain (2) Abnormally heavy downpour of rain, associated with thunderstorm (3) Presence of scattered flakes of cloud in the sky (4) Sowing of seeds of a crop in a cloudy weather

Description : Cloud burst means – (1) Formation of artificial rain (2) Abnormally heavy downpour of rain, associated with thunderstorm (3) Presence of scattered flakes of cloud in the sky (4) Sowing of seeds of a crop in a cloudy weather

Last Answer : (2) Abnormally heavy downpour of rain, associated with thunderstorm Explanation: A cloudburst is sudden copious rainfall. It is a sudden aggressive rainstorm falling for a short period of time limited to a small geographical area. Generally cloudbursts are associated with thunderstorms

Which is the artificial port of India? (1) Kandla (2) Mangalore (3) Chennai or Madras (4) Haldia

Description : Which is the artificial port of India? (1) Kandla (2) Mangalore (3) Chennai or Madras (4) Haldia

Last Answer : (3) Chennai or Madras Explanation: Chennai Port is the second largest port of India, behind the Mumbai Port, and the largest port in the Bay of Bengal. It is an artificial and all-weather port with wet docks. It was a major travel port before becoming a major container port.

Mention two methods by which the problem of limited agricultural land may be solved. -Geography

Description : Mention two methods by which the problem of limited agricultural land may be solved. -Geography

Last Answer : Two methods by which the problem of limited agricultural land may be solved are : 1. By reducing the extent and frequency of fallow land by the use of fertilizers, irrigation, crop rotation and combination. 2. Green revolution / Intensive agricultural method.

How has poverty and fragmentation of land become problems of agricultural India ? -Geography

Description : How has poverty and fragmentation of land become problems of agricultural India ? -Geography

Last Answer : Poverty and farm fragmentation of land results in small and uneconomic land holding and yield per hectare becomes low.

How has poverty and fragmentation of land became the problems of agricultural India? -SST 10th

Description : How has poverty and fragmentation of land became the problems of agricultural India? -SST 10th

Last Answer : The small and marginal farmers are unable to buy good quality seeds and agricultural machineries which are very expensive. They follow a traditional method of farming so the yields are not ... scale wastage of fertile land and labour and they become uneconomic for any useful agricultural activity.

What is the amount of agricultural land per capita in Bangladesh ?

Description : What is the amount of agricultural land per capita in Bangladesh ?

Last Answer : The amount of agricultural land per capita in Bangladesh is 0.05 acres.

buying agricultural land in india by nris?

Description : buying agricultural land in india by nris?

Last Answer : According to ‘FEMA’ Foreign Exchange Management Act”, NRIs cannot buy agricultural land in India. There is no restriction on NRIs for buying residential or commercial property in India but there is no provision where they can buy agricultural land in India.

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)

Agricultural Technology is hard to spread because : (1) it has to be adopted to local conditions. (2) rural people are not receptive (3) farmers are afraid to experiment on land for fear of failure. (4) all of the above

Description : Agricultural Technology is hard to spread because : (1) it has to be adopted to local conditions. (2) rural people are not receptive (3) farmers are afraid to experiment on land for fear of failure. (4) all of the above

Last Answer : (4) all of the above Explanation: There are many benefits of using technology in agriculture system, but there are also negative aspects. Technology transfer is most difficult in ... by the existing national conditions and social system, the limits of production are empirically foreseeable.

Leaving agricultural land uncultivated for some years known as – (1) Intensive farming (2) Fallowing (3) Shifting cultivation (4) Subsistence farming

Description : Leaving agricultural land uncultivated for some years known as – (1) Intensive farming (2) Fallowing (3) Shifting cultivation (4) Subsistence farming

Last Answer : (2) Fallowing Explanation: A land that has undergone plowing and harrowing and has been left unseeded for one or more growing seasons is known as fallow and the process as fallowing.

Which one of the following statements is not valid for aerosols? (a) They alter rainfall and monsoon patterns. (b) They cause increased agricultural productivity. (c) They have negative impact on agricultural land. (d) They are harmful to human health

Description : Which one of the following statements is not valid for aerosols? (a) They alter rainfall and monsoon patterns. (b) They cause increased agricultural productivity. (c) They have negative impact on agricultural land. (d) They are harmful to human health

Last Answer : (b) They cause increased agricultural productivity.

Which is the main source of irrigation of Agricultural land in India? a. Tanks b. Rivers c. Streams d. Canals e. Wells

Description : Which is the main source of irrigation of Agricultural land in India? a. Tanks b. Rivers c. Streams d. Canals e. Wells

Last Answer : e. Wells

The major Agricultural land in India is under? a. Oil Seeds b. Cash Crops c. Plantation crops d. Food Crops e. None of these

Description : The major Agricultural land in India is under? a. Oil Seeds b. Cash Crops c. Plantation crops d. Food Crops e. None of these

Last Answer : d. Food Crops

Waste land includes........................... ? (a) Land left without cultivation for one or less than one agricultural year (b) Land put to non-agricultural uses (c) Land left uncultivated for the past 1 to 5 agricultural years (d) Rocky, arid and desert areas

Description : Waste land includes........................... ? (a) Land left without cultivation for one or less than one agricultural year (b) Land put to non-agricultural uses (c) Land left uncultivated for the past 1 to 5 agricultural years (d) Rocky, arid and desert areas

Last Answer : (d) Rocky, arid and desert areas