What are the advantages and disadvantages of fertilizers Class 8? (2023)

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What are the advantages and disadvantages of fertilizers Class 8?

Advantages of fertilizers

They are quick in providing plant nutrients and restoring soil fertility. They are portable and easy to transport. Plants easily absorb fertilizers. Fertilizers improve and increase the productivity of many crops such as wheat, maize, and rice.

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What are the disadvantages of fertilizer Class 8?

Disadvantages of fertilisers:
  • They get washed away by water easily and cause pollution.
  • They harm the microbes present in soil.
  • They reduce soil fertility.
  • They are expensive.
  • They provide only short term benefits.
  • They change the nature of soil, making it either too acidic or too alkaline.

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What are the advantages and disadvantages of fertilizers Class 9?

They are used to ensure good vegetative growth giving rise to healthy plants. Advantage: They help in good vegetative growth and produce healthy plants. Disadvantage :Excessive use of fertilizer leads to pollution of water.

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What are disadvantages of fertilizer?

Disadvantages Of Fertilisers

Expensive. The ingredients in the fertilizers are toxic to the skin and respiratory system. Excessive use of fertilisers damages the plants and reduces soil fertility. Leaching occurs and the fertilisers reach the rivers causing eutrophication.

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What are the two disadvantages of fertilizers?

1. They get washed away by water easily and cause pollution. 2. They harm the microbes present in soil.

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What is fertilizer explain its advantage?

Fertilizers are chemical chemicals that are applied to crops to increase output. Farmers use these every day to increase crop output. The fertilizers contain nitrogen, potassium, and phosphorus, all of which are essential nutrients for plants.

What are the disadvantages of weeds Class 8?

Weed infestation reduces yields by up to 50% in some crops. Some weeds produce hazardous chemical inhibitors into the soil, which can injure crop plants, humans, and cattle. Weeds compete with crops for resources such as water, nutrients, light, and space, lowering agricultural yields.

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What are the disadvantages of organic farming class 8?

What are the disadvantages of organic farming?
  • Organic food is more expensive because farmers do not get as much out of their land as conventional farmers do.
  • Production costs are higher because farmers need more workers.
  • Marketing and distribution is not efficient because organic food is produced in smaller amounts.

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What are 2 advantages and disadvantages of natural and synthetic fertilizers?

Organic fertilizers release nutrients into the soil slowly. Synthetic fertilizers tend to release nutrients too quickly, which leads to fertilizer burns. By slowly releasing nutrients into the soil, the plants could absorb all the nutrients they need to grow without stressing out or over-fertilizing the crops.

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What are the disadvantages of using fertilizers for class 9th?

If we use too much, it can kill our plants. Chemical fertilizers can build up in the soil, causing long-term imbalances in soil pH and fertility.

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What are the disadvantages of bio fertilizers?

The biggest disadvantage of using an organic fertilizer is that it may not contain primary nutrients like nitrogen, phosphorous or potassium, also known as NPK. Manure-based fertilizers contain these nutrients and are still considered organic. However, many others don't contain significant quantities of NPK.

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What are the 3 disadvantages of using inorganic fertilizer?

However, there are also many disadvantages to this option, including some negative effects on soil structure and the environment.
  • Runoff and Environmental Concerns. ...
  • Soil Structure and pH. ...
  • Other Disadvantages of the Use of Inorganic Fertilizer.

What are the advantages and disadvantages of fertilizers Class 8? (2023)
What are fertilizers name two important fertilizers Class 8?

  • 1.Fertilizers are chemical substances supplied to the crops to increase their productivity.
  • These are used by the farmers daily to increase the crop yield.
  • Example: Nitrogen fertilizer, Phosphorus fertilizer.

What are the 3 fertilizers?

Nitrogen, phosphorus and potassium, or NPK, are the “Big 3” primary nutrients in commercial fertilizers. Each of these fundamental nutrients plays a key role in plant nutrition. Nitrogen is considered to be the most important nutrient, and plants absorb more nitrogen than any other element.

What are the advantages of Levelling Class 8?

Levelling helps to prevent soil erosion caused by wind or air. It helps in sowing the seeds uniformly, and thus helps the plants to grow uniformly too. It helps in proper irrigation by allowing the water to get distributed uniformly throughout the soil.

What are fertilizers give two examples Class 8?

Urea, slurry, NPK- nitrogen, phosphorous, and potassium.

What are the advantages and disadvantages of organic fertilizers?

Their major advantage is adding bulk to the soil. Except for manure, the organics generally release their nutrients over a fairly long period. However, the potential drawback is that they may not release enough of their principal nutrient at a time to give a plant what it needs for best growth.

What are fertilizers name any three fertilizers Class 8?

Fertilizers or fertilisers are chemical compounds or mixtures delivered as solids, liquids or gases, that supply essential nutrients to crops in soluble forms for the growth of plants. Some Common examples of fertilizers are ammonia, potassium chloride, and urea.

What are the 5 disadvantages of organic farming?

The disadvantages of Organic Farming
  • Lack of subsidies. ...
  • Organic farmers may also use organic pesticides and other organic chemicals. ...
  • May not be Truly Organic at times. ...
  • Lack of infrastructure. ...
  • Higher costs. ...
  • Knowledge-Intensive farming. ...
  • More work. ...
  • More observations required.

What are the 3 advantages of inorganic fertilizers?

However, since then we have learned plants develop well using inorganic nutrients, and these fertilizers offer gardeners several advantages.
  • Fast Acting. One advantage inorganic fertilizers offer is that they are fast acting. ...
  • Ease of Use. ...
  • Lower Cost. ...
  • Pet Friendliness.
22 Nov 2019

What are the advantages of natural fertilisers?

Organic fertilizers are less concentrated than synthetic fertilizers and are therefore much safer to use. Organic fertilizers are ecological, environmentally friendly and non-toxic in nature, making them the best fertilizers for plants and crops in greenhouse farming.

What are the advantages and disadvantages of using pesticides Class 8?

Use of pesticides have proved to be advantageous: greater food output, increased earnings for farmers, and disease prevention. Despite the fact that pests devour or injure a substantial percentage of agricultural crops, it is likely that they would consume a higher percentage if pesticides were not used.

What are 5 disadvantages of weeds?

Presence of weeds increases the cost of agriculture and hinders the progress of work. It increases the irrigation requirement. They reduce the value of produce or otherwise adds the cost of cleaning. Some weeds when eaten (Cleome viscosa) by milch animals will produce an undesirable odour in the milk.

What are plant disadvantages?

Disadvantages of Indoor Plants

Some plants require more maintenance than others and have different cultural needs, so it is important to choose plants suitable for the amount of light and humidity in your home environment. Plants that do not receive adequate light or moisture may wilt and drop their leaves.

What are 3 disadvantages of Agriculture?

Disadvantages of using modern farming methods are:
  • Modern farming methods have overused the natural resource base.
  • Increased use of fertilizers has led to the loss of soil fertility.
  • The use of groundwater for tube well irrigation has led to water depletion.
  • Modern farming methods require a great deal of capital.

What are two disadvantages of farming?

Disadvantages Of Industrial Agriculture
  • Deforestation. Intensive farming causes soil degradation and leads to the expansion of new lands. ...
  • Pest and weed resistance to chemicals. ...
  • Soil degradation. ...
  • Impact on natural habitats. ...
  • Water pollution. ...
  • Climate change.
4 Dec 2020

What are the advantages of fertilization in agriculture?

Fertigation can synchronize nutrient supply and crop nutrient requirement, which enhances water-use efficiency, nutrient-use efficiency, and yield, while also reducing nutrient losses via leaching, ammonia volatilization, denitrification and weed pressure.

What are the disadvantages of using pesticides Class 8?

On the other hand, the disadvantages to widespread pesticide use are significant. They include domestic animal contaminations and deaths, loss of natural antagonists to pests, pesticide resistance, Honeybee and pollination decline, losses to adjacent crops, fishery and bird losses, and contamination of groundwater.

What are the disadvantages of using fertilizers class 9th?

They may escape from the soil and pollute ground water, lakes and rivers. (ii)These can also kill bacteria and other micro-organisms in the soil which means some time after their use, the soil will be less fertile than ever before. (iii)The continuous use of chemical fertilizers has led to degradation of soil health.

What are the disadvantages of mixed farming class 8?

Disadvantages of Mixed Farming
  • Possible Limitation on Capacity of Productivity: This is mostly so for farmers having a small farmland. ...
  • Crops and Animals on the same Land: In a mixed farming system, animals may interfere with the crops as they are growing.
14 Feb 2022

What are 3 disadvantages of using pesticides?

Pesticides can contaminate soil, water, turf, and other vegetation. In addition to killing insects or weeds, pesticides can be toxic to a host of other organisms including birds, fish, beneficial insects, and non-target plants.

What is organic farming write any two advantages and two disadvantages of it Class 8?

Explanation: The disadvantages of organic farming are it is labor-intensive, sensitive to economic decline, requires more planning, and can't benefit from synthetic chemicals. The advantages are that it is less susceptible to natural and financial risks, more efficient, sustainable, and environmentally friendly.

What are the disadvantages of nitrogen fertilizers?

When nitrogen fertilizer is applied faster than plants can use it, soil bacteria convert it to nitrate. Water-soluble nitrate is flushed out of soils in runoff, where it pollutes groundwater, streams, estuaries, and coastal oceans. In farming communities, it's not uncommon for nitrate to render drinking wells unusable.

What are the disadvantages of liquid fertilizer?

The Disadvantages of Liquid Fertilizer

The main disadvantages that come with liquid fertilizer is that they can sometimes be more expensive than granular fertilizers, and they are more susceptible to volatilization (or turned into a gas and potentially evaporated into the atmosphere).

What are 3 disadvantages of agriculture?

Disadvantages of using modern farming methods are:
  • Modern farming methods have overused the natural resource base.
  • Increased use of fertilizers has led to the loss of soil fertility.
  • The use of groundwater for tube well irrigation has led to water depletion.
  • Modern farming methods require a great deal of capital.

What are 3 advantages of farming?

', keep reading!
  • Farming is Good for Your Health. ...
  • Being a Farmer is Challenging and Stimulating Work. ...
  • It Provides a Source of Income in Rural Areas. ...
  • Farm Work Helps Develop Younger Generations. ...
  • Farming Can Help the Environment Thrive.
5 May 2022

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