What effect when some farmer use too much chemical fertilizers to replenish soil fertility?

What effect when some farmer use too much chemical fertilizers to replenish soil fertility?
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Q1. Compare the use of manure and fertilizers in maintaining soil fertility. -Science

Description : Q1. Compare the use of manure and fertilizers in maintaining soil fertility. -Science

Last Answer : Manure improves the soil quality with added nutrients. Manure provides extra organic matter called humus to the soil and therefore increasing the water retention capacity of sandy soils and drainage in clayey ... do not get oxygen properly. The nature of soil changes either to basic or acidic.

What is the reason for the reduced soil fertility? a. Over Irrigation b. Poor Drainage c. Continuous cropping d. Imbalanced use of fertilizers e. Pesticide

Description : What is the reason for the reduced soil fertility? a. Over Irrigation b. Poor Drainage c. Continuous cropping d. Imbalanced use of fertilizers e. Pesticide

Last Answer : d. Imbalanced use of fertilizers

$ Crop rotation decreasess the soil fertility. ! High concentration of minerals is required as fertilizers.

Description : $ Crop rotation decreasess the soil fertility. ! High concentration of minerals is required as fertilizers.

Last Answer : $ Crop rotation decreasess the soil fertility. ! High concentration of minerals is required as fertilizers. A. ... D. If both As and R are wrong.

Crop logging’ is the method of? a. Soil fertility evaluation b. Plan analyst for assessing requirements for nutrients for crop production c. Assessing crop damage d. Testing suitability of fertilizers e. None of these

Description : Crop logging’ is the method of? a. Soil fertility evaluation b. Plan analyst for assessing requirements for nutrients for crop production c. Assessing crop damage d. Testing suitability of fertilizers e. None of these

Last Answer : e. None of these

A _______ source of energy is a natural resource that can replenish itself naturally over a short period of time. a) non-renewable b)exhaustible c)renewable d)chemical

Description : A _______ source of energy is a natural resource that can replenish itself naturally over a short period of time. a) non-renewable b)exhaustible c)renewable d)chemical

Last Answer : c)renewable

A milkman mixes 20 litres of water with 80 litres of milk. After selling one-fourth of this mixture, he adds water to replenish the quantity he has sold, what is the current proportion of water to milk? a) 1 : 3 b) 2 : 3 c) 3 : 4 d) 4 : 3 e) None of these

Description : A milkman mixes 20 litres of water with 80 litres of milk. After selling one-fourth of this mixture, he adds water to replenish the quantity he has sold, what is the current proportion of water to milk? a) 1 : 3 b) 2 : 3 c) 3 : 4 d) 4 : 3 e) None of these

Last Answer : Milk remaining after selling 1/4 of mixture = 80 ×(1- 1/4)=60 litres =>water =100-60 = 40 litres => Required ratio = 40 : 60 =2 : 3 Answer: b)

Which of the following listed is not a feature of organic farming? (1) The non-use of chemical fertilizers and pesticides (2) Soil is nurtured for furture use by maintaining micro-or-danisms tin (3) Use of synthetic fertilizers (4) Very less energy consumption

Description : Which of the following listed is not a feature of organic farming? (1) The non-use of chemical fertilizers and pesticides (2) Soil is nurtured for furture use by maintaining micro-or-danisms tin (3) Use of synthetic fertilizers (4) Very less energy consumption

Last Answer : (3) Use of synthetic fertilizers Explanation: Organic farming is a form of agriculture that re-lies on techniques such as crop rotation, green manure, compost, and biological pest ... but it excludes the use of synthetic petrochemical fertilizers and pesticides, plant growth regulators, etc.

Which of the following listed is not a feature of organic farming ? (1) The non-use of chemical fertilizers and pesticides (2) Soil is nurtured for furture use by maintaining micro-organisms (3) Use of synthetic fertilizers (4) Very less energy consumption

Description : Which of the following listed is not a feature of organic farming ? (1) The non-use of chemical fertilizers and pesticides (2) Soil is nurtured for furture use by maintaining micro-organisms (3) Use of synthetic fertilizers (4) Very less energy consumption

Last Answer : Use of synthetic fertilizers

Natural organic fertilizers are found to be better then chemical fertilizers because – (1) chemical fertilizers are less productive (2) organic fertilizers are more productive (3) organic fertilizers sustain soil productivity (4) chemical fertilizers are toxic

Description : Natural organic fertilizers are found to be better then chemical fertilizers because – (1) chemical fertilizers are less productive (2) organic fertilizers are more productive (3) organic fertilizers sustain soil productivity (4) chemical fertilizers are toxic

Last Answer : (3) organic fertilizers sustain soil productivity Explanation: Organic fertilizers like compost are either soil conditioners or growth enhancers. They sustain crop yields and soil productivity in intensive cropping systems which leave low organic residues on the soil.

High quality crop soil requires humus as a major component. Which of the following best describes the composition of humus w) fine sand particles x) decaying organic matter y) mineral like clay matter z) chemical fertilizers

Description : High quality crop soil requires humus as a major component. Which of the following best describes the composition of humus w) fine sand particles x) decaying organic matter y) mineral like clay matter z) chemical fertilizers

Last Answer : ANSWER: X -- DECAYING ORGANIC MATTER 

Natural organic fertilizers are found to be better then chemical fertilizers because (1) chemical fertilizers are less productive (2) organic fertilizers are more productive (3) organic fertilizers sustain soil productivity (4) chemical fertilizers are toxic

Description : Natural organic fertilizers are found to be better then chemical fertilizers because (1) chemical fertilizers are less productive (2) organic fertilizers are more productive (3) organic fertilizers sustain soil productivity (4) chemical fertilizers are toxic

Last Answer : organic fertilizers sustain soil productivity

The inherent capacity of soil to provide essential chemical elements for the growth of plants is termed as – a. Soil Productivity b. Soil Fertility c. Soil capacity d. Soil flexibility e. Soil Utility

Description : The inherent capacity of soil to provide essential chemical elements for the growth of plants is termed as – a. Soil Productivity b. Soil Fertility c. Soil capacity d. Soil flexibility e. Soil Utility

Last Answer : b. Soil Fertility

Organic food is supposed to be better for human consumption because – (1) It is grown in glass house air tight environment (2) It is grown without the use of chemicals & synthetic pesticides (3) It depends on chemicals & fertilizers (4) It is too expensive to buy

Description : Organic food is supposed to be better for human consumption because – (1) It is grown in glass house air tight environment (2) It is grown without the use of chemicals & synthetic pesticides (3) It depends on chemicals & fertilizers (4) It is too expensive to buy

Last Answer : (2) It is grown without the use of chemicals & synthetic pesticides Explanation: There are at least two good arguments for eating organic: fewer pesticides and more nutrients. In ... organic foods contain higher levels of antioxidants and less harmful chemicals than conventionally farmed pro-duce.

Organic food is supposed to be better for human consumption because : (1) It is grown in glass house & air tight environment. (2) It is grown without the use of chemicals & synthetic pesticides. (3) It depends on chemicals & fertilizers. (4) It is too expensive to buy.

Description : Organic food is supposed to be better for human consumption because : (1) It is grown in glass house & air tight environment. (2) It is grown without the use of chemicals & synthetic pesticides. (3) It depends on chemicals & fertilizers. (4) It is too expensive to buy.

Last Answer : It is grown without the use of chemicals & synthetic pesticides. 

Repeated use of which one of the following fertilizers would increase the acidity of the soil?

Description : Repeated use of which one of the following fertilizers would increase the acidity of the soil?

Last Answer : Repeated use of which one of the following fertilizers would increase the acidity of the soil? A. ... . Ammonium sulphate C. Potassium nitrate D. Urea

Repeated use of which one of the following fertilizers would increase the acidity of the soil?

Description : Repeated use of which one of the following fertilizers would increase the acidity of the soil?

Last Answer : Repeated use of which one of the following fertilizers would increase the acidity of the soil? A. ... . Ammonium sulphate C. Potassium nitrate D. Urea

"Mulching" is the term used for the process of (a) Covering the roots of plants with loose material, dung, etc. in order to protect them from soil erosion etc. (b) Breaking down big pieces of soil into small ones (c) Transplanting of paddy seedlings (d) Nitrogen fixation of soil by use of fertilizers

Description : "Mulching" is the term used for the process of (a) Covering the roots of plants with loose material, dung, etc. in order to protect them from soil erosion etc. (b) Breaking down big pieces ... into small ones (c) Transplanting of paddy seedlings (d) Nitrogen fixation of soil by use of fertilizers

Last Answer : Ans: (a)

What type of pollution do you get from using chemical fertilizers and pesticides?

Description : What type of pollution do you get from using chemical fertilizers and pesticides?

Last Answer : Air, land, noise and water pollution are the types of pollutionthat using chemical fertilizers and pesticides give. Artificial,laboratory-made, non-organic, synthetic fertilizers and ... and pesticide applications sometimes followmonthly schedules spring through fall and use noisy equipment.

The package technology which brought about Green Revolution comprised manily of (1) man-power, mechanical cultivators and electricity (2) changes in crop pattern, industrialization and chemical fertilizers (3) irrigations, bio-chemical fertilizers and highyield varieties of seeds (4) electricity, irrigation and introduction of dry farming

Description : The package technology which brought about Green Revolution comprised manily of (1) man-power, mechanical cultivators and electricity (2) changes in crop pattern, industrialization and chemical ... and highyield varieties of seeds (4) electricity, irrigation and introduction of dry farming

Last Answer : (3) irrigations, biochemical fertilizers and high-yield varieties of seeds Explanation: Using seeds with superior genetics was the scientific aspect of the Green Revolution. The Green ... water supply and improved moisture utilization, fertilizers, and pesticides, and associated management skills.

Write down the types of chemical fertilizers. What are their harmful affects/hazards also describe their solutions?

Description : Write down the types of chemical fertilizers. What are their harmful affects/hazards also describe their solutions? 

Last Answer : Types of Fertilizers: - There are two types of fertilizers: - Organic Fertilizers: - The decaying animals refuse and excreta along with rotten leaves and fruits form useful humus. This humus ... nitrogen into soil. ii) Use of organic fertilizers should be increased to avoid these problems. 

An improved variety of transgenic basmati rice (a) does not require chemical fertilizers and growth hormones (b) gives high yield and is rich in vitamin A (c) is completely resistant to all insect pests and diseases of paddy (d) gives high yield but has no characteristic aroma.

Description : An improved variety of transgenic basmati rice (a) does not require chemical fertilizers and growth hormones (b) gives high yield and is rich in vitamin A (c) is completely resistant to all insect pests and diseases of paddy (d) gives high yield but has no characteristic aroma.

Last Answer : (b) gives high yield and is rich in vitamin A

What are the advantages of fertigation in agriculture? 1. Controlling the alkalinity of irrigation water is possible. 2. Efficient application of Rock Phosphate and all other phosphatic fertilizers is possible. 3. Increased availability of nutrients to plants is possible. 4. Reduction in the leaching of chemical nutrients is possible. Select the correct answer using the code given below - a) 1, 2 and 3 only b) 1, 2 and 4 only c) 1, 3 and 4 only d) 2, 3 and 4 only

Description : What are the advantages of fertigation in agriculture? 1. Controlling the alkalinity of irrigation water is possible. 2. Efficient application of Rock Phosphate and all other phosphatic fertilizers is possible. 3. Increased availability of ... 1, 2 and 4 only c) 1, 3 and 4 only d) 2, 3 and 4 only

Last Answer : c) 1, 3 and 4 only

In which type of industries the public sector units play a dominant role? A. petro chemical B. fertilizers C. steel industries D. all of the above

Description : In which type of industries the public sector units play a dominant role? A. petro chemical B. fertilizers C. steel industries D. all of the above

Last Answer : D. all of the above

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

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 : (2) decaying organic matters in soil Explanation: Humus refers to the decomposed and partly decomposed organic matter or animal and vegetation originally present in the soil.

The most essential element for crop is A. water B. fertilizers C. soil D. humidity

Description : The most essential element for crop is A. water B. fertilizers C. soil D. humidity

Last Answer : A. water

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

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

Rotation of crops means – (1) growing of different crops in succession to maintain soil fertility (2) some crops are grown again and again (3) two or more crops are grown simultaneously to increase productivity (4) None of the above

Description : Rotation of crops means – (1) growing of different crops in succession to maintain soil fertility (2) some crops are grown again and again (3) two or more crops are grown simultaneously to increase productivity (4) None of the above

Last Answer : (1) growing of different crops in succession to maintain soil fertility Explanation: Crop rotation is the practice of growing a series of dissimilar/different types of crops in the same area ... and can also improve soil structure and fertility by alternating deep-rooted and shallow-rooted plants.

What is the role of microbes in soil fertility? -Biology

Description : What is the role of microbes in soil fertility? -Biology

Last Answer : answer:

What is the role of bacteria in soil fertility? -Biology

Description : What is the role of bacteria in soil fertility? -Biology

Last Answer : answer:

How can fertility of soil be improved? -General Knowledge

Description : How can fertility of soil be improved? -General Knowledge

Last Answer : The answer is 'By addingliving earthworms'

How can fertility of soil be improved? -General Knowledge

Description : How can fertility of soil be improved? -General Knowledge

Last Answer : answer:

How to increase soil fertility ?

Description : How to increase soil fertility ?

Last Answer : There is no substitute for using organic manure to increase soil fertility.

Soil fertility is depleted due to

Description : Soil fertility is depleted due to

Last Answer : Soil fertility is depleted due to A. Pan breaking B. Terracing C. Intensive agriculture D. Contour bunding

What factors improve soil fertility?

Description : What factors improve soil fertility?

Last Answer : humus, manure, and nitrogen ::::: apex

How does cyclone decrease the fertility of the soil in the coastal areas?

Description : How does cyclone decrease the fertility of the soil in the coastal areas?

Last Answer : It floods the land with saline water

Why does farmers need to artificially improve soil fertility?

Description : Why does farmers need to artificially improve soil fertility?

Last Answer : Need answer

How is the fertility of soil renewed and conserved?

Description : How is the fertility of soil renewed and conserved?

Last Answer : Techniques for improved soil conservation include crop rotation, cover crops, conservation tillage and planted windbreaks, affect both erosion and fertility.

How does soil pH affect soil fertility?

Description : How does soil pH affect soil fertility?

Last Answer : soil fertility increases soil PH

Rotation of crops means (a) Same crop is grown again and again (b) Two crops are grown simultaneously to increase productivity of the soil (c) Different crops are grown in succession to maintain the soil fertility (d) None of the above

Description : Rotation of crops means (a) Same crop is grown again and again (b) Two crops are grown simultaneously to increase productivity of the soil (c) Different crops are grown in succession to maintain the soil fertility (d) None of the above

Last Answer : Ans: (c)

Fertility of soil can be improved by : [IAS 1989] (a) adding living earthworms (b) adding dead earthworms (c) removing dead earthworms (d) removing living earthworms and adding dead earthworms

Description : Fertility of soil can be improved by : [IAS 1989] (a) adding living earthworms (b) adding dead earthworms (c) removing dead earthworms (d) removing living earthworms and adding dead earthworms

Last Answer : Ans: (a)

Which one of the following is the correct sequence of crop rotation with a view to increasing soil fertility? (a) Wheat, Potato, Barley, Pea (b) Potato, Wheat, Pea, Barley (c) Barley, Pea, Wheat, Potato (d) Pea, Barley, Wheat, Potato

Description : Which one of the following is the correct sequence of crop rotation with a view to increasing soil fertility? (a) Wheat, Potato, Barley, Pea (b) Potato, Wheat, Pea, Barley (c) Barley, Pea, Wheat, Potato (d) Pea, Barley, Wheat, Potato

Last Answer : Ans: (c)

A practice of turning un-decomposed fresh green plant tissue into the soil to improve fertility status and physical structure of the soil.

Description : A practice of turning un-decomposed fresh green plant tissue into the soil to improve fertility status and physical structure of the soil.

Last Answer : Ans. Green Manuring

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

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.

Which one of the following practices is adopted for restoring the fertility of soil? (1) Weeding (2) Levelling (3) (2) sweet jowar (4) (4) Harrowing

Description : Which one of the following practices is adopted for restoring the fertility of soil? (1) Weeding (2) Levelling (3) (2) sweet jowar (4) (4) Harrowing

Last Answer : (2) sweet jowar Explanation: Fallowing, in agriculture, is the mode of preparing land, by ploughing it a considerable time before it is ploughed for seed. As a result of fallowing, parts ... and thus reciprocally ameliorated; so that they may afford more uniform nourishment to the roots of plants

Rotation of crops is essential (1) For increasing the quantity of minerals. (2) For decreasing the quantity of proteins. (3) For getting different kinds of crops. (4) For increasing fertility of the soil.

Description : Rotation of crops is essential (1) For increasing the quantity of minerals. (2) For decreasing the quantity of proteins. (3) For getting different kinds of crops. (4) For increasing fertility of the soil.

Last Answer : (4) For increasing fertility of the soil. Explanation: Crop rotation is the practice of growing a series of dissimilar/different types of crops in the same area in sequenced seasons. It gives ... the replenishment of nitrogen through the use of green manure in sequence with cereals and other crops.

Azolla increases soil fertility for – (1) maize cultivation (2) wheat cultivation (3) barley cultivation (4) rice cultivation

Description : Azolla increases soil fertility for – (1) maize cultivation (2) wheat cultivation (3) barley cultivation (4) rice cultivation

Last Answer : (4) rice cultivation Explanation: The nitrogen-fixing capability of Azolla has led to it being widely used as a biofertiliser for increasing the productivity of rice fields. When rice paddies ... can be inoculated with Azolla., which then quickly multiplies to cover the water, suppressing weeds.

How fertility of soil can be increased in rice fields?

Description : How fertility of soil can be increased in rice fields? 

Last Answer : Nitrogen fixing blue green algae like Nostoc and Anabaena are grown.  

Fertility of soil is measured by its ability to (a) retain nutrients (b) hold organic materials (c) hold water (d) support life.

Description : Fertility of soil is measured by its ability to (a) retain nutrients (b) hold organic materials (c) hold water (d) support life.

Last Answer : (d) support life.

A system of rotating crops with legume or grass pasture to improve soil structure and fertility is called (a) strip farming (b) shifting agriculture (c) ley farming (d) contour farming.

Description : A system of rotating crops with legume or grass pasture to improve soil structure and fertility is called (a) strip farming (b) shifting agriculture (c) ley farming (d) contour farming.

Last Answer : (c) ley farming