Green Revolution

Q.

The increase in food grain production after the introduction of improved varieties of crops is often referred to as:

1. White Revolution

2. Green Revolution

3. Yellow Revolution

4. Blue Revolution

Q. "Jaya" and "Ratna" developed for the green revolution in India are the varieties of :

1. Bajra
2. Wheat
3. Maize
4. Rice

Q.

Which of the following is a modern farming method?

1. Multiple cropping

2. Use of HYV seeds

3. Use of chemical fertilisers

4. Both (b) and (c)

Q. Why are good quality seeds preferred? Enumerate the salient features of a good quality seed? [3 MARKS]

Q.

Green Revolution increased the fertility of soil resulting in an increase in the production of food from crops.

1. True

2. False

Q.

Which of the following are weedicides?

1. Gammaxene

2. Dalapon

3. Chlorine

4. None of the above

Q.

What would happen if wheat is down in the kharif season? Explain elaborately.

Q. Who is known as 'Father of green revolution'?

Q.

The modern technique in the field of crop variety improvement is known as ________.

Q.

________ is known as the father of green revolution in India.

1. Norman Borlaug

2. Charles Darwin

3. Louis Pasteur

4. M.S Swaminathan

Q.

Select the list of semi-dwarf rice HYVs, developed outside India and in India.

1. IR-8, TN-1, Jaya and Ratna
2. IR-8, TN-1, Kalyan Sona and Ratna
3. IR-8, TN-1, Sonalika and Jaya
4. IR-8, TN-1, Kalyan Sona, Jaya and Ratna

Q. What are weedicides? Name one weedicide.

Q. What do you mean by the following?

Q.

The method of producing a new variety of crops that are superior to the existing varieties is known as ________.

Q.

What is white revolution?

Q.

Development of high yielding and disease resistant varieties of crops is a part of:

1. Green revolution

2. White revolution

3. Blue revolution

4. Traditional agriculture

Q. List two positive results of the Green revolution in India.

Q. What is green revolution? Who is regarded as father of green revolution?

Q. Choose the correct statements with respect to green revolution.

1. HYV seeds were used.
2. The use of pesticides and fertilisers were increased.
3. The yield of crops decreased.
4. Soil fertility decreased.

Q. Green Revolution in India has been most successful in the case of

1. Wheat and rice
2. Wheat and Potatoes
3. Mustard and Oilseeds
4. Tea and Coffee

Q. Write the names of the semi-dwarf and high yielding rice varieties developed in India after 1966.

Q. What is the disadvantage of green revolution?

1. Soil erosion
2. Over use of renewable resource
3. Increased Crop yield
4. Agriculture depends on non-renewable resource

Q. What is green revolution?

Q. Define green revolution. What are the main objectives of crop improvement?

Q. What has green revolution and white revolution lead to?

1. Green revolution leads to increased food production and white revolution lead to increased milk production.
2. Green revolution leads to increased milk production and white revolution lead to increased food production.
   
3. Both green revolution and white revolution together lead to increased milk production.
4. All of the above

Q. Which of the following factors is the most important factor that led to the green revolution in India?

1. Judicious use of pesticides
2. Introduction of high yielding varieties of crops.
3. Proper use of water
4. Increase in land area under cultivation

Q. Despite favourable climatic conditions, a farmers crop failed to give good yield. Give the possible reasons for this.

Q.

In India, agriculture employs ___ of the total population.

1. 60%

2. 70%

3. 75%

4. 65%

Q. How can we consider that green algae are similar to higher plants?

Q. The producers trap the ________ to produce food

1. Air
2. Sunlight
3. water
4. None of the above