It
allows us to create more food than conventional methods of growing
. In uncooperative conditions, it offers us with predictable yields. It allows a decline in food costs for the world economy. The deforestation problems on our planet have been minimized.
What are the advantages of Green Revolution class 9?
Green Revolution introduces a number of modern farming methods in India. (i)
Higher yield due to the use of HYV seeds
. (ii) Machines like harvesters, tractors and threshers have made ploughing and harvesting faster and easier. (iii) Higher yield enabled farmers to sell the surplus food in the market and earn more.
What were 3 positive impacts of the Green Revolution?
It improved the economic lot of farmers, and their standard of living greatly improved
. It reduced the import of food grains. The revolution increased the use of fertilizers. Generally speaking a fertilizer has the chance to soak into the soil and spread to other areas if it rains.
What were the pros and cons of the Green Revolution?
- Increased Food Production. …
- Low Food Prices. …
- Environmental Sustainability. …
- Improved Immunity In Plants. …
- Reduced Need For Fallowing. …
- Accurate Harvest Predictions. …
- The Greenhouse Technique. …
- Green Revolution Crops Are Dependent on Fertilizer.
What are the disadvantages of green revolution for Class 9?
- Loss of fertility with use of chemicalfertilizers.
- Use of tube wells reduced the water table.
- Chemical fertilizers polluted ground water.
- Kills bacteria and micro organism helpful fossil.
- Excessive use of fertilizers makes soil alkaline and unfit for cultivation.
What are the negative impacts of Green Revolution Class 9?
Some of the negative impacts of the green revolution were
– loss of soil nutrients, large scale use of pesticides, unsustainable practices for getting more yield, increased rates of suicide, etc
. Note: In India the green revolution was led by an agricultural scientist by the name of M S Swaminathan.
What are the three negative impacts of green revolution?
- Loss of soil fertility.
- Diminishing of water resources.
- Global Warming.
- Soil Toxicity.
What were the impacts of the green revolution?
The green revolution led to high productivity of crops through adapted measures, such as
(1) increased area under farming
, (2) double-cropping, which includes planting two crops rather than one, annually, (3) adoption of HYV of seeds, (4) highly increased use of inorganic fertilizers and pesticides, (5) improved …
What is the most significant impact of the green revolution?
Achievements of the Green Revolution
In Asia, where the impact of the green revolution was greatest,
almost 90 percent of wheat fields were planted with modern varieties and plantings of high-yielding rice
had increased from 12 to 67 percent.
Why the Green Revolution was bad?
“The Green Revolution Was
Bad for the Environment
.” … The Green Revolution did, however, bring environmental problems. Fertilizers and pesticides were often used excessively or inappropriately, polluting waterways and killing beneficial insects and other wildlife.
What are disadvantages of Green Revolution?
A lack of biodiversity in the global structures of croplands has been established
. With one ravaging disease, it can be washed out. It decreases the soil quality used for growing crops. It needs the use of agricultural methods that are not sustainable.
How did the Green Revolution save lives?
Increased global agricultural production had large and positive effects on child health. Summary: New research shows that since modern crop varieties were introduced in the developing world starting in 1961, they have substantially
reduced infant mortality
, especially for male babies and among poor households.
What are the merits and demerits of Green Revolution Class 9?
Higher yield enabled farmers to sell the surplus food in the market
and earn more. Pesticides and insecticides are able to protect the crops from pests and insects. A good irrigation system is able to enhance crop production. Loss of soil fertility due to increased use of chemical fertilisers.
What do we mean by Green Revolution?
Green revolution,
great increase in production of food grains (especially wheat and rice)
that resulted in large part from the introduction into developing countries of new, high-yielding varieties, beginning in the mid-20th century. Its early dramatic successes were in Mexico and the Indian subcontinent.
What are the two negative effects of Green Revolution?
1.
The fertility of the soil has become poor
due to the implementation of modern techniques. 2. The use of chemical fertilizers and pesticides has resulted in the loss of soil fertility.
What is the impact of Green Revolution Class 9?
The Green Revolution was
a period when agriculture in India was converted into an industrial system due to the adoption of modern methods and technology
, such as the use of high yielding variety (HYV) seeds, tractors, irrigation facilities, pesticides, and fertilizers. Mainly led by agricultural scientist M. S.
