1. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition There are 20 questions in this exercise in multiple choice format. Answer by clicking on one of the red letters (A, B, C, Or D). You will get a feedback to your response. Click on the or button placed on the screen. Next

2. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 1. Application of manures and fertilizers is important in groundnut because AA. it is a rainfed crop. BB. it is a non-legume crop. CC. it is mostly grown in black soils. DD. its energy requirements are high. Next

3. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 2.Groundnut do not need nitrogen application as the crop can utilize the nitrogen from nitrogen fixation. AA. False statement BB. True statement CC. Depends on variety grown DD. Depends on amount of rainfall Next

4. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 3. Why calcium nutrition is interesting in groundnut. AA. Soils are low in calcium BB. Calcium do not move in soils CC. Because it is a secondary nutrient DD. Calcium in the plant is not available to developing pods. Next

5. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 4. Sufficient availability of nitrogen to groundnut crop is indicated by AA. poor nodulation. BB. early flowering. CC. dark green leaves. DD. Early podding. Next

6. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 5. What happens if 100 kg N/ha is applied to groundnut? AA. Improved nodulation. BB. Early flowering. CC. Excessive vegetative growth. DD. Better kernel development. Next

7. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 6. Why ammonium sulfate is better than urea application to groundnut? AA. Ammonium sulfate contains less nitrogen. BB. Ammonium sulfate is cheaper. CC. Ammonium sulfate is easily available. DD. Ammonium sulfate contains sulfur which is beneficial to groundnut crop. Next

8. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 7. Nitrogen fixation occurs in groundnut due to its association with AA. a type of fungus. BB. a type of bacteria. CC. nitrogen rich soil. DD. nitrogen poor soil. Next

9. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 8. Where actually the nitrogen fixation takes place in groundnut plants? AA. In leaves. BB. In stems. CC. In roots. DD. In nodules. Next

10. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 9. How can you identify that the nitrogen fixation is low or poor in groundnut crop? AA. Examine the nodules. BB. Examine the roots and nodules. CC. Examine the flowers. DD. Examine the kernels. Next

11. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 10. Which phosphatic fertilizer is useful to groundnut crop? AA. Rock phosphate BB. Super phosphate CC. Di-ammonium phosphate (DAP) DD. 14-35-14 complex fertilizer Next

12. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 11. Most of the Indian soils are rich in potassium. So, there is no need to apply potassium to groundnut crop. AA. I agree with this statement BB. I do not agree CC. I need more information to decide on potassium application DD. I am not sure Next

13. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 12. What is the source for calcium application to groundnut crop? AA. Sulfur BB. Ammonium Sulfate CC. Gypsum DD. Acid lime Next

14. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 13. At what stage of groundnut crop calcium is applied? AA. At final ploughing BB. At sowing CC. At peak flowering DD. At any stage of the crop Next

15. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 14. What is the recommended rate of gypsum application to groundnut crop? AA. 300 kg/ha BB. 100 kg/ha CC. 50 kg/ha DD. 30 kg/ha Next

16. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 15. Sulfur application to groundnut crop improves AA. protein content. BB. pod development. CC. kernel development. DD. oil content. Next

17. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 16. Why micronutrient application to groundnut has become important recently? AA. Growing of improved varieties. BB. Because of irrigation. CC. Continued use of common fertilizers. DD. Intercropping with other crops. Next

18. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 17. The most frequently deficient micronutrient in groundnut growing areas. AA. Copper BB. Molybdenum CC. Manganese DD. Zinc Next

19. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 18. The micronutrient which helps in good kernel development in groundnut. AA. Boron BB. Molybdenum CC. Iron DD. Zinc Next

20. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 19. What should be the basis for deciding the amount of manures and fertilizers to groundnut? AA. Plant uptake BB. Variety grown CC. Amount of rainfall DD. Soil test report Next

21. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition 20. What happens with improper incorporation of partially decomposed organic manures to groundnut crop? AA. Unavailability of micronutrients BB. Increases soil pH CC. Utilizes more soil moisture DD. Results in problems of germination and seedling diseases Next

22. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Thank you for completing this exercise. Now you may review this Module or select next Module i.e. Module VI from Course contents.

23. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Application of manures and fertilizers is important in groundnut because its energy requirements are high.

24. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is correct. Application of manures and fertilizers is important in groundnut because its energy requirements are high.

25. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your are right. The demand for nitrogen is high in the early stages of groundnut growth when nitrogen fixation has not yet started. So, a starter dose of nitrogen application is important for getting higher groundnut yields.

26. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: It is a false statement. The demand for nitrogen is high in the early stages of groundnut growth when nitrogen fixation has not yet started. So, a starter dose of nitrogen application is important for getting higher groundnut yields.

27. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your are right. Calcium demand is high at the time of pod filling stage, but the calcium in the plant body is not available for the developing pods.

28. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Calcium demand is high at the time of pod filling stage, but the calcium in the plant body is not available for the developing pods.

29. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your are right. Sufficient availability of nitrogen to groundnut crop is reflected in dark green color of stems and leaves, and vigorous growth.

30. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Sufficient availability of nitrogen to groundnut crop is reflected in dark green color of stems and leaves, and vigorous growth.

31. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your are right. Excess of nitrogen results in too much of vegetative growth at the expense of groundnut pod production.

32. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. Excessive nitrogen application reduces nitrogen fixation and delays flowering. The correct answer is: Excess of nitrogen results in too much of vegetative growth at the expense of groundnut pod production.

33. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your are right. Ammonium sulfate also contains sulfur (16%), an important nutrient for groundnut crop.

34. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Ammonium sulfate also contains sulfur (16%), an important nutrient for groundnut crop.

35. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your are right. Nitrogen fixation occurs in groundnut due to its association with a type of bacteria called Rhizobium.

36. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Nitrogen fixation occurs in groundnut due to its association with a type of bacteria called Rhizobium.

37. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your are right. Nitrogen fixation takes place in groundnut plants in nodules attached to roots.

38. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Nitrogen fixation takes place in groundnut plants in nodules attached to roots.

39. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. Examine the roots and nodules. Active nitrogen fixation is indicated by big nodules concentrated on the tap root and the top lateral roots. Also, effective nodules will be big and are pink to dark red inside.

40. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Examine the roots and nodules. Active nitrogen fixation is indicated by big nodules concentrated on the tap root and the top lateral roots. Also, effective nodules will be big and are pink to dark red inside.

41. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. Super phosphate is the best source of phosphorus as it also contains calcium (19.5%), sulphur (12.5%) in addition to phosphorus (16%). Super phosphate also contains zinc and magnesium in traces.

42. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Super phosphate is the best source of phosphorus as it also contains calcium (19.5%), sulphur (12.5%) in addition to phosphorus (16%). Super phosphate also contains zinc and magnesium in traces.

43. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. The need to apply potassium to groundnut depends on its availability in the soil. So, soil testing information is required for taking the decision. If the soil test reveals that the available potassium is less than 150 kg of K 2 O/ha, then there is a need to apply potassium in that field.

44. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: The need to apply potassium to groundnut depends on its availability in the soil. So, soil testing information is required for taking the decision. If the soil test reveals that the available potassium is less than 150 kg of K 2 O/ha, then there is a need to apply potassium in that field.

45. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition If you are not sure, here is the answer: The need to apply potassium to groundnut depends on its availability in the soil. So, soil testing information is required for taking the decision. If the soil test reveals that the available potassium is less than 150 kg of K 2 O/ha, then there is a need to apply potassium in that field.

46. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. Gypsum which is calcium sulfate is a good source of calcium. Gypsum application is recommended to supply calcium to groundnut crop.

47. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. Sulfur and Ammonium sulfate do not supply calcium. Acid lime is a citrus fruit which we commonly call as lime. The correct answer is: Gypsum which is calcium sulfate is a good source of calcium. Gypsum application is recommended to supply calcium to groundnut crop.

48. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. Calcium is applied at peak flowering stage i.e. 40 days after sowing.

49. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. Please review the lesson on calcium application for groundnut. The correct answer is: Calcium is applied at peak flowering stage i.e. 40 days after sowing.

50. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. Application of 250 to 500 kg/ha of gypsum is recommended to groundnut crop.

51. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. These rates of gypsum are not sufficient. The correct answer is: Application of 250 to 500 kg/ha of gypsum is recommended to groundnut crop.

52. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. Sulfur application to groundnut crop improves its oil content.

53. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Sulfur application to groundnut crop improves its oil content.

54. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. Continued use of common fertilizers which do not contain micronutrients has lead to micronutrient deficiencies in groundnut crop.

55. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is partially correct. But, The correct answer is: Continued use of common fertilizers which do not contain micronutrients has lead to micronutrient deficiencies in groundnut crop.

56. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. Zinc is the most frequently deficient in groundnut growing areas.

57. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Zinc is the most frequently deficient in groundnut growing areas.

58. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. Boron improves good kernel development in groundnut.

59. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Boron improves good kernel development in groundnut.

60. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. Soil test report gives information on the available nutrient content in soils and also the fertilizer recommendations for a given targeted yield.

61. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is partially correct. But, The correct answer is: Soil test report gives information on the available nutrient content in soils and also the fertilizer recommendations for a given targeted yield.

62. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition You are right. Improper incorporation of partially decomposed organic manures to groundnut crop results in problems of germination and seedling diseases.

63. Virtual Academy for the Semi Arid Tropics Course on Groundnut Production Practices Module V Groundnut Nutrition Your answer is not correct. The correct answer is: Improper incorporation of partially decomposed organic manures to groundnut crop results in problems of germination and seedling diseases.