Agri-MCQs # 7: Modern Concepts in Crop Productivity

Last updated on December 29th, 2020 at 08:32 pm

1. Organic farming will be _________ sustainable agriculture.
a. Always
* b. Linked with
c. Some times
d. None of the above

2. FSR&D is the abbreviation of
* a. Farming system research and development
b. Factorial system replication and design
c. Farming system research and division
d. N.O.A.

3. The scientific procedure / method of forecasting or making out prediction about the changes / developments likely to take place in the environment e.g. rain fall or temp is called as
a. Remote analysis
b. Metrological sensing
* c. Remote sensing
d. Remote sequence

4. The sequence of growing crops by an individual farmer in a specific area is called as
* a. Cropping scheme
b. Cropping pattern
c. Farmer’s pattern
d. Cropping intensity.

5. In salt affected soils process of imbibition in seeds is limited due to
a. Osmosis
b. Diffusion
* c. Ex-osmosis
d. None of the above

6. In most of the dicot seeds, the mode of germination is
a. Hypogeal
* b. Epigeal
c. Both hypogeal and epigeal
d. None of the above

7. In salt affected soils normally in bed sowing seeds are planted in
a. Center of the bed
b. Center of the furrow
* c. Bed furrow
d. Near the corner of the bed

8. In seeds the process of ex-osmosis normally take place in
a. Water logged soils
* b. Salt affected soils
c. Eroded soils
d. Reclaimed soils

9. Blind hoeing is normally carried out in
a. Maize
b. Wheat
* c. Sugar-cane
d. Soybean

10. Earthing up is not practiced in
a. Sugarcane
b. Maize
c. Sunflower
* d. Burseem

11. Plant population of a plot is calculated from
a. Length of the plot
b. Width of the plot
* c. Area of the plot
d. None of the above

12. Toria is the crop of
a. Rabi season
b. Kharif season
c. Zaid rabi season
* d. Zaid kharif season

13. Ozone layer is present in
* a. Stratosphere
b. Mesosphere
c. Exosphere
d. Thermosphere

14. The words Agronomy is derived from _____ word
a. Latin
* b. Greek
c. Arabic
d. French

15. Growing of only one crop on a piece of land year after year is called as
a. Intensive farming
* b. Monoculture
c. Intercropping
d. Extensive farming

16. In intercropping system, the relationship between two crops in which out put of one crop would be increased through a decline in the production of the other crop is called as
* a. Competitive
b. Complimentary
c. Supplementary
d. Mutual inhibition

17. In intercropping the relationship between two crops in a manner that the out put of one crop helps to bring about an increase in out put of the other crop, is called relationship as
a. Compensation
* b. Complementary
c. Mutual inhibition
d. Supplementary

18. In intercropping, the relationship between two crops in a manner that the actual yield of each crop is less than the expected yield is called relationship as
a. Compensation
b. Mutual cooperation
c. Complementary
* d. Mutual inhibition

19. In intercropping the relationship between two crops in a manner that the out put of one crop may be increased without having any influence on the out put of the other crop is called relationship as
a. Compensation
* b. Supplementary
c. Mutual cooperation
d. Mutual inhibition

20. The relative area of a sole crop or sole crops required to produce the yield or yields achieved in intercropping is called as
a. Land equivalent method
* b. Land equivalent ratio
c. Marginal return ratio
d. None of the above

21. The cropping sequence of different farmers in an area is called as the _______ of that area
* a. Cropping pattern
b. Cropping scheme
c. Cropping analysis
d. None of the above

22. The growth regulator which is associated with abscission and dormancy is called as
a. Auxins
b. Gibberellins
c. Cytokinins
* d. Abscissic acid

23. Leaf area index is always _______ to land area.
a. Equal
* b. Inversely proportion
c. Directly proportion
d. None of the above

24. According to the __________ approach, the yield of crops per unit area should be increased
a. Horizontal
* b. Vertical
c. Extensive
d. None of the above

25. According to the ______ approach the yield of a crop can be increased by increasing the area under that crop
* a. Horizontal
b. Vertical
c. Extensive
d. None of the above

26. Growing of crops simultaneously on the same field which have the same sowing and harvesting time is called as
a. Relay cropping
b. Succession cropping
* c. Mixed cropping
d. Sequential cropping

27. Raising of two or more crops in the same field in a year which are grown one after the other is called as
a. Succession cropping
b. Relay cropping
c. Sequential cropping
* d. a&c

28. Solarimeter is used to measure the intensity of
* a. Light
b. Temperature
c. Humidity
d. Pressure

29. Luxuriant foliage at the time of boll repining causes ________ maturity.
a. Early
* b. Late
c. No effect on
d. None of the above

30. Leaching losses of nitrogen are more in
* a. Sandy soils
b. Silty soils
c. Clayey soils
d. a&c

31. In ammonium sulphate % of N is
a. 18
b. 19
c. 20
* d. 21

32. Toxic level of Fe causes _____ in the uptake of P and K
a. No effect
* b. Reduction
c. Increase
d. None of the above

33. Fertilizer should be applied
* a. Below the seed
b. Above the seed
c. a&b
d. None of the above

34. Increasing level of nitrogenous fertilizer in the soil causes _____ tasselling in maize
a. Early
* b. Delay in
c. No effect on
d. None of the above

35. One bag of MOP contains potassium
a. 10 kg
b. 20 kg
* c. 30 kg
d. 40 kg

36. The high K concentration in the soil causes ______ on the uptake of Ca and Mg by the plants
* a. Reduction
b. Increase
c. No effect
d. None of the above

37. The increasing level of P in the soil causes _____ on the uptake of Zn
* a. Reduction
b. Increase
c. No effect
d. None of the above

38. In light soils, there is ____ loss of nutrients
a. No
* b. More
c. Less
d. None of the above

39. If we apply four irrigations to a crop then its delta of water will be
* a. 13 acre inches
b. 9 acre inches
c. 17 acre inches
d. None of the above

40. Economical yield is always _____ to harvest index
a. Inversely proportion
* b. Directly proportion
c. Equal
d. None of the above

41. NIAB is the abbreviation of
a. National institute of agriculture and biology
* b. Nuclear institute of agriculture and biology
c. National institute of agriculture and bio-technology
d. Nuclear institute of agriculture and bio-technology

42. CEMB is the abbreviation of
* a. Centre of excellence of molecular biology
b. Centre of excellence of micro biology
c. Centre of excellence of molecular biotechnology
d. None of the above

43. NIBGE is the abbreviation of
* a. National institute of biotechnology and genetic engineering
b. National institute of biology and genetic engineering
c. Nuclear institute of biotechnology and genetic engineering
d. None of the above

44. PARC is the abbreviation of
* a. Pakistan agricultural research council
b. Pakistan agricultural research centre
c. Pakistan agronomic research council
d. Pakistan agronomic research centre

45. NARC is the abbreviation of
* a. National agricultural research centre
b. National agricultural research council
c. Nuclear agricultural research council
d. Nuclear agricultural research centre

46. AARI is the abbreviation of
* a. Ayub agricultural research institute
b. Ayub agronomic rice institute
c. Abbotabad agricultural research institute
d. None of the above

47. When a soil is fertile, it will be productive
a. Always true
* b. Sometimes true
c. False
d. No link

48. Dough stage is the sub-stage of grain formation in which photosynthates are in ____ form
a. Solid
b. Liquid
* c. Semi-solid
d. None of the above

49. The natural death of leaves in which leaves die and do not detach by twigs/ petiole is called as
* a. Senescence
b. Abscission
c. a&b
d. None of the above

50. The process in which leaves face death especially in trees and they loose contact with plant and shed out is called as
a. Senescence
* b. Abscission
c. a&b
d. None of the above

51. The environment of the soil is called as
* a. Lithosphere
b. Biosphere
c. Atmosphere
d. Hydrosphere

52. Methyl bromide is used as a
a. Fire extinguishers
* b. Pesticide
c. Solvent in industrial processes
d. None of the above

53. _________ generally promotes elongation of roots
* a. Auxins
b. Gibberellins
c. Cytokinins
d. Ethylene

54. ________ is known to contribute in stem elongation
a. Auxins
* b. Gibberellins
c. Cytokinins
d. Ethylene

55. The growth regulator which have the ability to induce cell division in the presence of auxin is called as
a. Gibberellins
* b. Cytokinins
c. Ethylene
d. None of the above