Tamil Nadu Agriculture 9th Social Science Lesson 17 Questions in English
9th Social Science Lesson 17 Questions in English
17. Tamil Nadu Agriculture
1. Choose the correct statements
i) Most of the people in Tamil Nadu are involved in Industrial sectors.
ii) In recent years the number of farmers in Tamil Nadu has been increased.
a) i only c) both i and ii
b) ii only d) none of the above
Explanation
Most of the people of Tamil Nadu depended on agriculture even after 40 years of Independence. This situation has been changed in recent years. As per 2011 census data the number of Farmers in Tamil Nadu has got reduced during the last 10 years.
2. What percentage of the workers of Tamil Nadu is involved in agriculture as per 2001 census?
a) 49.5% c) 58.3%
b) 63.5% d) 49.3%
Explanation
According to the 2001 census 49.3% out of the total population of workers were involved in agriculture.
3. Assertion (A): The Agriculture sector workers in Tamil Nadu have been further reduced in the
past 10 years.
Reasoning (R): In 2011 only 96 lakh workers were involved in Agriculture which is 42.1 % of
the total workers in Tamil Nadu.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is True but R is False.
d) Both A and R is False.
Explanation
In 2011 there were three crore 29 lakh workers in Tamil Nadu of which 96 lakh were agriculture workers. Thus the percentage has been reduced from 49.3% to 42.1% in the year 2011.
4. Choose the correct sentences
i) In Tamil Nadu about 55% of the women population was involved in Agriculture.
ii) Only 20% of the male population was agriculture workers.
iii) One fourth of male population were involved in Agriculture.
a) i, ii only c) ii, iii only
b) i only d) iii only
Explanation
In 2011, nearly 55% of the women were involved in agriculture whereas nearly one third of the male population which is 35.3% was involved in agriculture during the same year.
5. Which sector of people is mainly involved in agricultural activities?
a) Landless laborers c) Small land holders
b) Large land holders d) All the above
Explanation
A major portion of the workers involved in agricultural activities are landless laborers.
6. Assertion (A): All the land holders have the same amount of land.
Reasoning (R): Very few people hold large areas of land.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is False but R is True.
d) Both A and R is False.
Explanation
All the land holders do not have the same amount of land. Many people have very little land and very few people hold large areas of land.
7. Assertion (A): During 2015-16, there were 79, 38,000 cultivators in Tamil Nadu.
Reasoning(R): The Number of cultivators has been reduced from the year 2011 to 2015.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is False but R is True.
d) Both A and R is False.
Explanation
During 2015-16, there were 79, 83,000 cultivators in Tamil Nadu. But five years earlier there were 81, 18,000 cultivators. There was a reduction of 1, 80,000 cultivators in these five years.
8. Tamil Nadu had lost nearly ______ hectares on an average during these _____ years.
a) 1, 30,000, 10 years c) 1,03,400, 10 years
b) 1, 03,400, 5 years d) 1, 30,400, 7 years
Explanation
The Area under cultivation reduced from 64.88 lakh hectares to 59.71 lakh hectares during the last 5 years. Tamil Nadu had lost nearly 1, 03,400 hectares on an average during these five years.
9. Match
A. Micro Farmers i) 42.1%
B. Women workers ii) 55%
C. 2011 Agri workers iii) 17%
D. Non agriculture land iv) 78%
a) i, iv, iii, ii c) iv, ii, i, iii
b) ii, i, iv, iii d) ii, i, iv, iii
Explanation
In 2011 nearly 55% of the women workers were involved in agriculture. 17% of the land is used for non-agriculture usage. Micro farmers account to around 78% of the total cultivators. The Agriculture workers in the year 2011 were 42.1% of the total workers population.
10. Assertion (A): Most of the cultivators in Tamil Nadu are micro farmers.
Reasoning (R): Micro farmers account to 78% of the total cultivators.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is False but R is True.
d) Both A and R is False.
Explanation
Most of the cultivators in Tamil Nadu are micro farmers who cultivate in an area less than 1 hectare. They account to 78% of the total cultivators, while the area cultivated by these micro farmers is just 36%.
11. Choose the correct statements
i) The cultivated area by the micro farmers is 36%.
ii) Small farmers are those who cultivate 5 hectares of land.
iii) The small farmers contribute 40% of the total cultivation.
iv) The land cultivated by the small farmers is 26%.
a) i, iii, iv only c) ii, iv only
b) ii, iv only d) i, iv only
Explanation
The area cultivated by the micro farmers is just 36%. Small farmers cultivating 1-2 hectares of land covers 14% of the total cultivation, while the land cultivated by them is 26%.
12. Assertion (A): The number of marginal farmers has increased in India.
Reasoning(R): The Total area under agriculture is reducing vastly throughout India.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is False but R is True.
d) Both A and R is False.
Explanation
The Total agriculture area is shrinking vastly not only in Tamil Nadu but also throughout India.
The number of marginal farmers has increased in India.
13. Choose the Incorrect statements.
i) Cultivators of schedule caste farmers are only one percent in Tamil Nadu.
ii) The number of marginal farmers is increasing throughout India and Tamil Nadu.
iii) The farmers of Tamil Nadu has involved in other occupations in recent years.
a) i only c) iii only
b) ii only d) none of the above
Explanation
Cultivators of schedule caste farmers are only one percent in Tamil Nadu and 96% of this is small and micro farmers. The number of marginal farmers has increased in India. In contrast, the number of marginal farmers is decreasing in Tamil Nadu. This shows that the farmers are doing other occupations.
14. What part of total land is used for agriculture in Tamil Nadu?
a) 1/2 c) 1/3
b) 1/4 d) 1/5
Explanation
The Total geographical area of Tamil Nadu is 1, 30, 33,000 hectares. Out of this only one third of land that is 45, 44,000 hectares is used for agriculture.
15. Match
A. 17% i) Non-Agricultural land
B. 4% ii) Unusable land
C. 13% iii) Barren land
D. 5% iv) Cash crops
a) i, iii, iv, ii c) iv, ii, iii, i
b) ii, iii, iv, i d) i, ii, iii, iv
Explanation
Out of the total geographical area only one third of land is used for agriculture. 17% of the land is used for non-agricultural use and about 4% of the total land is unusable. Other fallow lands are 13% so nearly one fourth of the land is barren. Grazing land and cash crops occupy slightly more than 5% of the total land area.
16. Which type of land nearly equals the Non-agricultural land in Tamil Nadu?
a) Unusable c) Forest
b) Agricultural d) Barren
Explanation
17% of the land is used for non-agricultural use in the total geographic area of Tamil Nadu. Nearly the same size of 2125 thousand hectares of land is forests.
17. Assertion (A): Nearly one-fourth of land is barren in Tamil Nadu.
Reasoning(R): The size of barren land is decreasing in Tamil Nadu.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is True but R is False.
d) Both A and R is False.
Explanation
One tenth of the total land in Tamil Nadu is barren and other fallow lands are 13%. So nearly one-fourth of the land is barren and we have to be concerned of the increasing size of the barren land.
18. State the factors which will increase the cropping land area?
a) Sufficient rainfall c) Increasing number of cultivators
b) Government funds d) All the above
Explanation
The size of the total cropping land in Tamil Nadu keeps on changing ever year. Sufficient rainfall in proper period will increase this extent of land.
19. Choose the Correct sentences
i) Rainfall shortage leads to the reduction of cultivation land.
ii) A large part of cultivatable area gives a chance to crop more than once in a year.
iii) The extent of this cultivatable area also changes every year.
a) i, iii only c) ii, iii only
b) ii only d) i, ii, iii only
Explanation
Sufficient rainfall at correct period will increase the extent of cultivatable land. A small part of this area gives a chance to crop more than once in a year. The extent of this area also changes every year.
20. Which causes a stable cultivatable land area?
a) Stable and reliable water source c) Number of cultivators
b) Usage of Crops d) none of the above
Explanation
The extent of this cultivatable land is varying every year. This area will be more or less stable only when there is a stable and reliable water source.
21. Assertion (A): In some land, two or even three crops can be cultivated.
Reasoning(R): The net cultivated land can be increased if two crops are cultivated from the
same land.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is False but R is True.
d) Both A and R is False.
Explanation
If one hectare land is cultivated once in a year, then the net cultivated land is also one hectare only. In some land two or three crops can be cultivated in a year then the net land area also accounts to two hectare.
22. Which factors can increase the agricultural production?
a) Reliable water supply c) Cultivating more than once in a year
b) Increasing total area of land d) All the above
Explanation
When the reliable water supply increases, the possibility of cultivating the land more than once increases. Thus when the total area of cultivatable land area increases, it results in the increase of agricultural production.
23. What is the percentage of food crops are cultivated in the year 2012-13?
a) 80% c) 72%
b) 54% d) 66%
Explanation
In 2012-13, out of the total cultivated land, nearly 72% is used for food crops and the remaining for non-food crops.
24. How the river Cauvery in Tamil Nadu gets enough water?
a) High South-West Monsoons c) Catchment areas of Cauvery gets enough rainfall
b) Karnataka dams are Full d) All the above
Explanation
When the South West monsoon rains are high in the catchment areas of the Cauvery river in Karnataka, the dams get filled by these and in turn the Cauvery river in Tamil Nadu gets enough water.
25. Assertion (A): Tamil Nadu receives the required water from the Northeast and Southwest
monsoons.
Reasoning (R): There are no perennial rivers in Tamil Nadu.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is False but R is True.
d) Both A and R is False.
Explanation
There are no perennial rivers in Tamil Nadu and it receives the required water from the Northeast and Southwest monsoons.
26. Which is the major source of rainfall for Tamil Nadu?
a) Northeast Monsoon c) Southeast Monsoon
b) Northwest Monsoon d) None of the above
Explanation
Northeast Monsoon from October to December month is major source of water for Tamil Nadu.
27. What are the conventional water bodies for agriculture in Tamil Nadu?
a) Lakes c) Ponds
b) Canals d) All the above
Explanation
Conventional water bodies like lakes, ponds and canals provide water for agriculture in Tamil Nadu.
28. Match
A. Bore wells i) 2,239
B. Canals ii) 7,985
C. Small Lakes iii) 33,142
D. Large lakes iv) 3, 54,000
a) iv, i, ii, iii c) ii, iii, i, iv
b) iii, iv, ii, i d) i, iv, ii, iii
Explanation
There are 2,239 canals which covers a length of 9,750kms in Tamil Nadu. There are 7,985 small lakes and 33,142 large lakes, 15 lakh open wells and 3, 54,000 bore wells in the state where agriculture is carried out with the help of these water resources.
29. Which of the water bodies contribute fewer water supplies to the agricultural lands in Tamil Nadu?
a) Lakes c) Canals
b) Bore wells d) Ponds
Explanation
The area of land that is irrigated using water from lakes is very low in Tamil Nadu compared to other available water bodies.
30. Choose the Incorrect statements.
i) Agriculture in Tamil Nadu is Independent on Ground water.
ii) Usage of Ground water has more benefits than any other water sources.
a) i only c) both i and ii
b) ii only d) None of the above
Explanation
Agriculture in Tamil Nadu is dependent mostly on Ground water. This usage of ground water for agriculture purposes creates many hardships too.
31. Assertion (A): Usage of Ground water for agriculture results in complete dryness.
Reasoning(R): The amount of water taken from ground increases than the water goes back
down to the ground.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is False but R is True.
d) Both A and R is False.
Explanation
Usage of ground water for agriculture creates many hardships. There would be no sufferings if the amount of water taken from ground and the water goes into the underground during the rainy season are equal. On the contrary, as this amount of water is not equal it results in complete dryness and change into unusable water.
32. The Union Ground water Board is constantly monitoring the ___ and ____ of ground water.
a) Level, Nature c) Usage, Taste
b) PH level, pollution d) All the above
Explanation
The Union Ground Water Board is constantly monitoring the level and nature of the ground water.
33. By which category the Panchayat unions are categorized by the Union Ground water Board?
a) Agriculture production c) Usage of Ground water
b) Usage of Canals d) Pollution free blocks
Explanation
The continuous monitoring of Union Ground water board categorized the Panchayat Union in terms of the amount of ground water used.
34. Match the number of Panchayat Blocks to their category of using ground water.
A. Reduced water Quality i) 139
B. Sufficient water quantity ii) 11
C. Excessive usage iii) 136
a) i, iii, ii c) i, iii, ii
b) ii, i, iii d) ii, iii, i
Explanation
The Panchayat Union is categorized in terms of the amount of ground water used. 139 blocks in Tamil Nadu are identified as excessive users of ground water and 100 blocks as nearing the stage of excessive usage of ground water. 11 blocks have been identified with reduced water quality. Only 136 blocks have enough quantity and quality water for usage.
35. Choose the correct statement regarding the Ground water usage in Tamil Nadu agriculture.
i) Tamil Nadu agriculture is dependent on ground water.
ii) The Ground water usage is proceeding in the satisfactory levels.
iii) Regulating the usage of ground water is important for sustainable farming.
a) i only c) ii, iii only
b) i and ii only d) i and iii only
Explanation
Agriculture in Tamil Nadu is dependent mostly on Ground water. This usage of ground water for agriculture purposes creates many hardships too. The Ground water usage is decreasing in the unsatisfactory levels. Regulating the usage of ground water is important for sustainable farming.
36. How many types of cultivated crops are classified in agriculture?
a) 2 c) 4
b) 3 d) 5
Explanation
All cultivated crops can be classified as Food crops and Non-food crops.
37. River Cauvery is the ___ largest river in South India which is also called as ______.
a) Third, South Ganga c) Second, Elixir of South
b) Third, Nile of South d) Second, Amazon of South
Explanation
River Cauvery is the third largest river in South India. It is also known as the Ganges of South India.
38. How much percentage of Food grain is cultivated by irrigation?
a) 50% c) 57%
b) 67% d) 73%
Explanation
In Tamil Nadu about 57% of the total land under food grain cultivation is irrigated.
39. Which is the biggest dam of Cauvery River?
a) Mettur Dam c) Kallanai
b) Sathanur Dam d) Krishna Raja Sagar Dam
Explanation
The Dams constructed across Cauvery in Tamil Nadu are Mettur Dam and Kallanai. The Mettur Dam is one of the largest dams in India and the largest in Tamil Nadu.
40. Who introduced the concept of Virtual Water?
a) Tony Allen c) Norman Borlaug
b) M.S.Swaminathan d) Rene Dumont
Explanation
Tony Allen is a British geographer. He introduced the term Virtual Water in 1990 and he was awarded the Stockholm Water Prize in 2008 for his revolutionary virtual water concept.
41. What is the global rank of India in exporting the virtual water?
a) 5th c) 3rd
b) 2nd d) 11th
Explanation
India is the largest global fresh water user and it has been the fifth largest exporter of virtual water in the world.
42. Which of these crops are cultivated at a large scale in Tamil Nadu?
a) Paddy c) Sugarcane
b) Maize d) cotton
Explanation
Paddy cultivation is carried out at a large scale of 30% cultivated land area in Tamil Nadu.
43. Match the millets with their cultivation area percentage in Tamil Nadu.
A. Cambu i) 7%
B. Sorghum ii) 1.7%
C. Ragi iii) 1%
a) iii, i, ii c) i, ii, iii
b) iii, ii, i d) ii, i, iii
Explanation
Millets are cultivated in a very low percentage of area. Sorghum (Cholam) cultivation in 7% land area, cumbu in 1% and ragi in 1.7%. Other millets occupy 6% in the year 2014-15.
44. Which of the factors results in the variation of cultivation areas every year?
a) Rainfall c) Market price
b) Weather d) All the above
Explanation
The Cultivatable area land changes every year as a result of many factors such as rainfall, weather, availability of water and also market prices.
45. How much of paddy was produced in Tamil Nadu in the year 2014-15?
a) 62% c) 80%
b) 20% d) 25%
Explanation
The total quantity of paddy produced in the year 2014-15 is about 80 lakh tones in Tamil Nadu. It is about 62% of the total production of food grains.
46. Match the production of food grains for the year 2014-15 in Tamil Nadu.
A. Black gram i) 7%
B. Maize ii) 20%
C. Corn iii) 3%
a) iii, ii, i c) i, iii, ii
b) i, ii, iii d) ii, iii, i
Explanation
The Contribution of paddy to the total amount of food production is 62%. Maize production was 20%, corn is 7%, ragi 3% and another 3% occupied by black gram. While the other food crops contributed a very meager amount to the total for production in Tamil Nadu for the year 2104-15.
47. Identify the correct match
Water Bodies Area of land
A. Wells i) 50%
B. Canals ii) 24%
C. Lakes iii) 10%
a) i only c) iii only
b) ii only d) None of the above
Explanation
48. Micro irrigation is a remedy for resolving the ____ problem.
a) Low soil Nutrition c) Irrigation water shortage
b) Polluted water d) Soil pollution
Explanation
Micro Irrigation technology is a very good remedial method to tackle the shortage in irrigational water.
49. Assertion (A): Micro irrigation helps to have higher yield than traditional irrigation methods.
Reasoning(R): Only required amount of water is supplied at regular intervals.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is False but R is True.
d) Both A and R is False.
Explanation
The Micro irrigation technology helps to have a higher yield when compared to the traditional irrigation methods. As only required amount of water is supplied at regular intervals, it increases the ability of water usage and productivity.
50. Choose the correct statements regarding the micro irrigation technique.
i) Fertilizer is distributed separately by a different mechanism.
ii) The ability of water usage is increased which results in increase in productivity.
iii) Labor expenses are increased.
iv) Weed growth is reduced in the field.
a) i, iii only c) iii, iv only
b) ii, iv only d) iv only
Explanation
Water is supplied at regular intervals so it increases the ability of water usage and productivity of the crop which results in reduction of labor expenses and weed growth in the field. Fertilizers are also distributed along with the water; it increases the usage of fertilizer and the yield.
51. Assertion (A): Tamil Nadu government has taken many measures to implement micro
irrigation.
Reasoning (R): In recent years the Monsoon Rainfall is insufficient for Tamil Nadu.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is False but R is True.
d) Both A and R is False.
Explanation
As Tamil Nadu gets insufficient rainfall, the government has taken many steps to implement Micro Irrigation technology for proper distribution of water to crops that require more water.
52. What was the production capacity of paddy in Tamil Nadu for the year 2014-15?
a) 3,077 kg/hectare c) 4,429 kg/hectare
b) 2,093 kg/hectare d) 3,348 kg/hectare
Explanation
Production capacity of paddy in Tamil Nadu was 4,429 kg per hectare in the year 2014-15. This capacity was 3,309 kg/ hectare in the year 2010-11 revealing the increase in productivity.
53. Which is the second most produced food crop in Tamil Nadu?
a) Corn c) Maize
b) Manila d) Paddy
Explanation
Maize stands second in the production with 8,824kg/hectare in Tamil Nadu.
54. Which is the largest cultivated pulse in Tamil Nadu?
a) Black gram c) Horse gram
b) Toor Dal d) Green gram
Explanation
Black gram one of the largest cultivated pulses, produced 645 kg per hectare in Tamil Nadu in the year 2014-15.
55. The Production of paddy is increased more than ___ times in the past ____ years.
a) 6, 25 c) 3, 50
b) 4, 30 d) 2, 30
Explanation
The Productivity of paddy in the year 1965-66 was 1409 kg. it has been increased to 4,429 kg in the year 2014-15. Thus in the past fifty years, the productivity of paddy has increased more than three times.
56. What was the total production of food grains in the year 1965-66 in Tamil Nadu?
a) 100 lakh tones c) 162 lakh tones
b) One crore tones d) 50 lakh tones
Explanation
In 1965-66, the total food grain production was slightly more than 50 lakh tones and in 2014-15 it has been increased to one crore 28 lakh tones.
57. Assertion (A): The productivity and food production in Tamil Nadu continue to increase in
these years.
Reasoning (R): The Area under the food grain cultivation is also increased in the same period.
a) Both A and R is True and R is the correct explanation of A.
b) Both A and R is True but R is not the correct explanation of A.
c) A is True but R is False.
d) Both A and R is False.
Explanation
The area under food grain cultivation has reduced in the past years in Tamil Nadu yet the total amount of production has been maintained and there is an increase of productivity.
58. Which is the most cultivated non-food crop in Tamil Nadu?
a) Coconut c) Jute
B) Cotton d) Tea
Explanation
Major food crops of Tamil Nadu are paddy, maize and ragi. Coconut stands first in Non-food crops.
59. In 2014-15 ____ % of food crops and _____ % of non-food crops were irrigated in Tamil Nadu.
a) 59, 50 c) 58, 62
b) 51, 52 d) 40, 20
Explanation
In 2014-15, 59% of food crops and 50% of non-food crops were irrigated in Tamil Nadu.
60. What is the period of Southwest Monsoon in Tamil Nadu?
a) October-December c) September-December
b) June- September d) June – August
Explanation
The period June to September is referred as the Southwest Monsoon period. This is the principal rainy season for the Indian subcontinent.