Hydroponics is the technique of cultivation of crops in—- a. Water b. Soil c. Air d. None of these

Hydroponics is the technique of cultivation of crops in—-
a. Water
b. Soil
c. Air
d. None of these
by

1 Answer

Answer :

a. Water
by

Related questions

Hydroponics is the technique of cultivation of crops in—- a. Water b. Soil c. Air d. None of these

Description : Hydroponics is the technique of cultivation of crops in—- a. Water b. Soil c. Air d. None of these

Last Answer : a. Water

If instead of soil, flowing water is used in a specially designed greenhouse farms to grow plants, then this type of farming is known as? a. Hydroculture b. Pisciponics c. Hydroponics d. Aquaponics

Description : If instead of soil, flowing water is used in a specially designed greenhouse farms to grow plants, then this type of farming is known as? a. Hydroculture b. Pisciponics c. Hydroponics d. Aquaponics

Last Answer : c. Hydroponics

Which of the following is a part of tertiary sector? (1) Power and transportation (2) Animal Husbandry (3) Cotton manufacturing (4) Cultivation of crops

Description : Which of the following is a part of tertiary sector? (1) Power and transportation (2) Animal Husbandry (3) Cotton manufacturing (4) Cultivation of crops

Last Answer : (1) Power and transportation Explanation: The service sector, also called the tertiary sector. is one of the three parts of the economy in the Threesector hypothesis. It involves the provision of ... retailing, or may involve the provision of a service, such as in pest control or entertainment.

Commercialization of agriculture implies - (1) cultivation of Limbers (2) plantation (3) production of crops for sale (4) production of crops like wheat or rice

Description : Commercialization of agriculture implies - (1) cultivation of Limbers (2) plantation (3) production of crops for sale (4) production of crops like wheat or rice

Last Answer : (3) production of crops for sale Explanation: Commercial agriculture is largescale production of crops for sale, intended for widespread distribution to wholesalers or retail outlets. In commercial farming ... sugarcane, cashew, rubber, banana, and cotton are harvested and sold into world markets.

Commercialisation of agriculture implies (1) cultivation of timbers (2) plantation (3) production of crops for sale (4) production of crops like wheat or rice

Description : Commercialisation of agriculture implies (1) cultivation of timbers (2) plantation (3) production of crops for sale (4) production of crops like wheat or rice

Last Answer : production of crops for sale

Which of the following is a part of tertiary sector? (1) Power and transportation (2) Animal Husbandry (3) Cotton manufacturing (4) Cultivation of crops

Description : Which of the following is a part of tertiary sector? (1) Power and transportation (2) Animal Husbandry (3) Cotton manufacturing (4) Cultivation of crops

Last Answer : Power and transportation

A large number of identical plants can be obtained in a short span of time through - (1) large number of seeds of a single plant (2) stern cuttings (3) tissue culture technique (4) hydroponics method

Description : A large number of identical plants can be obtained in a short span of time through - (1) large number of seeds of a single plant (2) stern cuttings (3) tissue culture technique (4) hydroponics method

Last Answer : (3) tissue culture technique Explanation: Plant tissue culture is a collection of techniques used to maintain or grow plant cells, tissues or organs under sterile conditions on a nutrient culture medium ... hormones, which causes the plant part to grow at very rapid rates to produce new plantlets.

A large number of identical plants can be obtained in a short span of time through (1) large number of seeds of a single plant (2) stem cuttings (3) tissue culture technique (4) hydroponics method

Description : A large number of identical plants can be obtained in a short span of time through (1) large number of seeds of a single plant (2) stem cuttings (3) tissue culture technique (4) hydroponics method 

Last Answer : tissue culture technique

The growing of grass or legumes in rotation with grain or tilled crops as a soil conservation measure is termed as? a. Crop rotation b. Ley farming c. Shifting cultivation d. Dairy farming e. Mixed farming

Description : The growing of grass or legumes in rotation with grain or tilled crops as a soil conservation measure is termed as? a. Crop rotation b. Ley farming c. Shifting cultivation d. Dairy farming e. Mixed farming

Last Answer : b. Ley farming

In our country, large patches of forest are being cleared for cultivation of crops . The environmental impact of such practice lead to a) soil erosion b)soil conservation c)soil pollution d)soil fertility

Description : In our country, large patches of forest are being cleared for cultivation of crops . The environmental impact of such practice lead to a) soil erosion b)soil conservation c)soil pollution d)soil fertility

Last Answer : a) soil erosion

Which of the following is not a measure for soil conservation? (a) Strip cropping (b) Terrace cultivation (c) Overdrawing of ground water (d) Shelter belts

Description : Which of the following is not a measure for soil conservation? (a) Strip cropping (b) Terrace cultivation (c) Overdrawing of ground water (d) Shelter belts

Last Answer : (c) Overdrawing of ground water

In context to agriculture what is “Fallow Land”? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its acidity. c. Agricultural field which is water logged before rice cultivation so that soil’s water retention capacity increases d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored

Description : In context to agriculture what is Fallow Land ? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its ... . Agriculture field which is left unplanted so that the soil's natural nutrient balance can be restored

Last Answer : d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored.

In context to agriculture what is “Fallow Land”? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its acidity. c. Agricultural field which is water logged before rice cultivation so that soil’s water retention capacity increases d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored.

Description : In context to agriculture what is Fallow Land ? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its ... Agriculture field which is left unplanted so that the soil's natural nutrient balance can be restored.

Last Answer : d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored

In context to agriculture what is “Fallow Land”? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its acidity. c. Agricultural field which is water logged before rice cultivation so that soil’s water retention capacity increases d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored.

Description : In context to agriculture what is Fallow Land ? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its ... Agriculture field which is left unplanted so that the soil's natural nutrient balance can be restored.

Last Answer : d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored.

In context to agriculture what is “Fallow Land”? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its acidity. c. Agricultural field which is water logged before rice cultivation so that soil’s water retention capacity increases d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored.

Description : In context to agriculture what is Fallow Land ? a. Fallowing is the process to make the soil rich in phosphorus b. Agricultural land which is added with organic matter to reduce its ... Agriculture field which is left unplanted so that the soil's natural nutrient balance can be restored.

Last Answer : d. Agriculture field which is left unplanted so that the soil’s natural nutrient balance can be restored.

Hydroponics is a method of culture of plants without using – (1) water (2) light (3) sand (4) soil

Description : Hydroponics is a method of culture of plants without using – (1) water (2) light (3) sand (4) soil

Last Answer : (4) soil Explanation: Hydroponics is a method of growing plants using mineral nutrient solutions, in water, without soil. Plants are grown with their roots in the mineral nutrient solution only or in an inert medium, such as perlite, gravel, mineral wool, expanded clay pebbles or coconut husk.

Study of growing plant without soil in water containing nutrient is- (a) Hydrotonics (b) Hydroponics (c) Hypotonics (d) None

Description : Study of growing plant without soil in water containing nutrient is- (a) Hydrotonics (b) Hydroponics (c) Hypotonics (d) None

Last Answer : (b) Hydroponics 

Hydroponics is a method of culture of plants without using (1) water (2) light (3) sand (4) soil

Description : Hydroponics is a method of culture of plants without using (1) water (2) light (3) sand (4) soil

Last Answer : soil

Which one of the following soil is the best for cotton cultivation ? (a) Red soil. (b) Alluvial soil. (c) Laterite soil. (d) Black soil.

Description : Which one of the following soil is the best for cotton cultivation ? (a) Red soil. (b) Alluvial soil. (c) Laterite soil. (d) Black soil.

Last Answer : (d) Black soil.

What should be the pH range of the soil for the cultivation of Mint? a. 8.0-10.0 b. 5-6.5 c. 8.5-10.2 d. 6.5-8.0

Description : What should be the pH range of the soil for the cultivation of Mint? a. 8.0-10.0 b. 5-6.5 c. 8.5-10.2 d. 6.5-8.0

Last Answer : d. 6.5-8.0

What is suitable soil pH for the cultivation of grapes? a. 5.5-6.5 b. 3.5-4.5 c. 7.5-8.5 d. 6.5-7.5

Description : What is suitable soil pH for the cultivation of grapes? a. 5.5-6.5 b. 3.5-4.5 c. 7.5-8.5 d. 6.5-7.5

Last Answer : d. 6.5-7.5

$ The phenomenon of soil-less culture of plants is called Hydroponics. ! Donnan equilibrium is due to fixed ions in the cells

Description : $ The phenomenon of soil-less culture of plants is called Hydroponics. ! Donnan equilibrium is due to fixed ions in the cells

Last Answer : $ The phenomenon of soil-less culture of plants is called Hydroponics. ! Donnan equilibrium is due to fixed ... wrong D. If both As and R are wrong.

Plant that grow on extremely dry soil are classified under : (A)Thalophytes (B) Hydrophytes (C)Xerophytes (D) Hydroponics

Description : Plant that grow on extremely dry soil are classified under : (A)Thalophytes (B) Hydrophytes (C)Xerophytes (D) Hydroponics

Last Answer : (A)Thalophytes

Plant that grow on extremely dry soil are classified under : (A)Thalophytes (B) Hydrophytes (C)Xerophytes (D) Hydroponics

Description : Plant that grow on extremely dry soil are classified under : (A)Thalophytes (B) Hydrophytes (C)Xerophytes (D) Hydroponics

Last Answer : (A)Thalophytes

Which of the following crops require ridging plough for soil preparation? a. Lemo b. Okra c. Beans d. Potato

Description : Which of the following crops require ridging plough for soil preparation? a. Lemo b. Okra c. Beans d. Potato

Last Answer : d. Potato

Artificial supply of water to the crops is termed as A. Water supply. B. Irrigation. C. Cultivation. D. Crop production.

Description : Artificial supply of water to the crops is termed as A. Water supply. B. Irrigation. C. Cultivation. D. Crop production.

Last Answer : B. Irrigation

Name the crops which are cultivated by transplanting method of cultivation. -SST 10th

Description : Name the crops which are cultivated by transplanting method of cultivation. -SST 10th

Last Answer : Rice, Jute, Rubber.

What Life style involving the cultivation of crops?

Description : What Life style involving the cultivation of crops?

Last Answer : What is the answer ?

With reference to the area devoted to its cultivation pulses hold the third place in India. Which crops occupy the first and second places respectively? (a) Rice and Wheat (b) Rice and Cotton (c) Jowar and Cotton (d) Jowar and Bajara

Description : With reference to the area devoted to its cultivation pulses hold the third place in India. Which crops occupy the first and second places respectively? (a) Rice and Wheat (b) Rice and Cotton (c) Jowar and Cotton (d) Jowar and Bajara

Last Answer : Ans: (a)

The important feature of shifting cultivation is : [Excise & I. Tax 1993] (a) cultivation by transplantation (b) cultivation of Leguminous crops (c) change of cultivation site (d) rotating of crops

Description : The important feature of shifting cultivation is : [Excise & I. Tax 1993] (a) cultivation by transplantation (b) cultivation of Leguminous crops (c) change of cultivation site (d) rotating of crops

Last Answer : Ans: (c)

Cultivation of Trees + Crops is known as

Description : Cultivation of Trees + Crops is known as

Last Answer : Ans. Agri-Silviculture

Cultivation of crops in areas where average annual rainfall is 1150 mm are categories as

Description : Cultivation of crops in areas where average annual rainfall is 1150 mm are categories as

Last Answer : Ans.Rainfed Farming

The repetitive cultivation of an ordered succession of crops or crops and fallow on the same land is called as

Description : The repetitive cultivation of an ordered succession of crops or crops and fallow on the same land is called as

Last Answer : Ans.Crop rotation

The maximum area under crops in India is used for the cultivation of: (1) Wheat (2) Rice (3) Sugarcane (4) Cotton

Description : The maximum area under crops in India is used for the cultivation of: (1) Wheat (2) Rice (3) Sugarcane (4) Cotton

Last Answer : (2) Rice Explanation: Rice production in India is an important part of the national economy. India is one of the world's largest producer of white rice, accounting for 20% of all world rice production. ... as it is one of the principal food crops. It is in fact the dominant crop of the country.

'Green House Effect' means - (1) cultivation of crops in green house to conserve heat (2) trapping of solar energy due to carbon dioxide gases (3) trapping of solar energy by earth upper surface (4) increase of heat due to atmospheric pollution

Description : 'Green House Effect' means - (1) cultivation of crops in green house to conserve heat (2) trapping of solar energy due to carbon dioxide gases (3) trapping of solar energy by earth upper surface (4) increase of heat due to atmospheric pollution

Last Answer : (2) trapping of solar energy due to carbon dioxide gases Explanation: Green House Effect is a process by which thermal radiation from a planetary surface is absorbed by atmospheric greenhouse gases and is re-radiated in all directions.

In which of the following crops GM varieties are available for cultivation in India (A) Mustard (B) Cotton (C) Soybean (D) All of the above

Description : In which of the following crops GM varieties are available for cultivation in India (A) Mustard (B) Cotton (C) Soybean (D) All of the above

Last Answer : (B) Cotton

Contract farming consists of...... (A) hiring land by farmers on contract basis for cultivation (B) supply of agreed quantity of produce to agreed price to the company (C) company taking on lease basis farmers’ land for cultivation (D) processing cash crops, vegetables etc. by company and to give back to farmers (E) providing inputs by company to farmers for improving quality of produce

Description : Contract farming consists of...... (A) hiring land by farmers on contract basis for cultivation (B) supply of agreed quantity of produce to agreed price to the company (C) company taking on ... and to give back to farmers (E) providing inputs by company to farmers for improving quality of produce

Last Answer : (C) company taking on lease basis farmers’ land for cultivation

Contract farming consists of...... (A) hiring land by farmers on contract basis for cultivation (B) supply of agreed quantity of produce to agreed price to the company (C) company taking on lease basis farmers’ land for cultivation (D) processing cash crops, vegetables etc. by company and to give back to farmers (E) providing inputs by company to farmers for improving quality of prod

Description : Contract farming consists of...... (A) hiring land by farmers on contract basis for cultivation (B) supply of agreed quantity of produce to agreed price to the company (C) company taking on lease ... and to give back to farmers (E) providing inputs by company to farmers for improving quality of prod

Last Answer : (D) processing cash crops, vegetables etc. by company and to give back to farmers

Which of the following branches of horticulture is wrongly matched?(Agriculture MCQ) [a] Pomology – Cultivation of flower crops [b] Olericulture – Cultivation of Vegetables [c] Spices Crop – Cultivation of crops like cardamom, pepper, nutmeg [d] Medicinal and aromatic plants – Cultivation of medicinal and aromatic crops [e] None of the above

Description : Which of the following branches of horticulture is wrongly matched?(Agriculture MCQ) [a] Pomology - Cultivation of flower crops [b] Olericulture - Cultivation of Vegetables [c] Spices Crop - ... Medicinal and aromatic plants - Cultivation of medicinal and aromatic crops [e] None of the above

Last Answer : [e] None of the above

The important feature of shifting cultivation is? a. Cultivation by Transplantation b. Rotation of crops c. Change of Cultivation Site d. Cultivation of leguminous crops e. All of the above

Description : The important feature of shifting cultivation is? a. Cultivation by Transplantation b. Rotation of crops c. Change of Cultivation Site d. Cultivation of leguminous crops e. All of the above

Last Answer : c. Change of Cultivation Site

Arboriculture is the study of: (1) Cultivation of trees and vegetables (2) Art of garden cultivation (3) Science of plant life (4) Art of growing crops

Description : Arboriculture is the study of: (1) Cultivation of trees and vegetables (2) Art of garden cultivation (3) Science of plant life (4) Art of growing crops

Last Answer : Cultivation of trees and vegetables

‘Green House Effect’ means (1) cultivation of crops in green house to conserve heat (2) trapping of solar energy due to carbon dioxide gases (3) trapping of solar energy by earth upper surface (4) increase of heat due to atmospheric pollution

Description : ‘Green House Effect’ means (1) cultivation of crops in green house to conserve heat (2) trapping of solar energy due to carbon dioxide gases (3) trapping of solar energy by earth upper surface (4) increase of heat due to atmospheric pollution 

Last Answer :  trapping of solar energy due to carbon dioxide gases

Spraying of DDT on crops causes pollution of ______. (1) Air & Soil (2) Crops & Air (3) Soil & Water (4) Air & Water

Description : Spraying of DDT on crops causes pollution of ______. (1) Air & Soil (2) Crops & Air (3) Soil & Water (4) Air & Water

Last Answer : (3) Soil & Water Explanation: DDT is a persistent organic pollutant that is readily adsorbed to soils and sediments, which can act both as sinks and as long-term sources of exposure ... the ground water system which contaminates the entire food chain by severely affecting humans dependent on these.

Spraying of DDT on crops causes pollution of __________ (1) Air & Soil (2) Crops & Air (3) Soil & Water (4) Air & Water

Description : Spraying of DDT on crops causes pollution of __________ (1) Air & Soil (2) Crops & Air (3) Soil & Water (4) Air & Water

Last Answer : Soil & Water

Tissue culture is a good technique to a) Cross two varieties b) Rapidly increase the size of a trees by strengthening the stem c) Eliminate virus d) Improve yield of crops

Description : Tissue culture is a good technique to a) Cross two varieties b) Rapidly increase the size of a trees by strengthening the stem c) Eliminate virus d) Improve yield of crops 

Last Answer : c) Eliminate virus 

Which one of the following methods is best suited for mapping the distribution of different crops as provided in the standard classification of crops in India? (A) Pie diagram (B) Chorochromatic technique (C) Isopleth technique (D) Dot method

Description : Which one of the following methods is best suited for mapping the distribution of different crops as provided in the standard classification of crops in India? (A) Pie diagram (B) Chorochromatic technique (C) Isopleth technique (D) Dot method

Last Answer : (B) Chorochromatic technique

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

In which one of the following States is terrace cultivation practised? (a) Punjab (b) Haryana (c) Western Uttar Pradesh (d) Uttaranchal

Description : In which one of the following States is terrace cultivation practised? (a) Punjab (b) Haryana (c) Western Uttar Pradesh (d) Uttaranchal

Last Answer : (d) Uttaranchal

Land left without cultivation for more than five agricultural years is called ? (a) Culturable waste land (b) Current fallow land (c) Waste land (d) Barren land

Description : Land left without cultivation for more than five agricultural years is called ? (a) Culturable waste land (b) Current fallow land (c) Waste land (d) Barren land

Last Answer : (a) Culturable waste land

Monoculture is a distinct characteristic of which of the following? a. Shifting cultivation b. Organic farming c. Subsistence farming d. Commercial grain farming

Description : Monoculture is a distinct characteristic of which of the following? a. Shifting cultivation b. Organic farming c. Subsistence farming d. Commercial grain farming

Last Answer : d. Commercial grain farming