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AGRONOMY MOCK TEST-9, , DIRECTIONS for the question 1 to 20: In each of the questions given, below, there are two statements marked as Assertion (A) and Reason, (R). Mark your answer as per the codes provided below:, Duration: 1 hour Full mark: 200 Negative: (-1), 1., Assertion: NO; is highly susceptible to leaching loss., Reason: Nitrate is less soluble in water., , (A) Both A and R is true. R is the correct explanation of A., , (B) A is true but R is not the correct explanation of A., , (C) A is true but R is false, , (D) A is false but R is true, , (E) Both A and R is false, , 2., Assertion: Crop coefficient value is less in summer season, Reason: Due to longer sunshine duration, stomata closed., (A) Both A and R is true. R is the correct explanation of A., (B) Ais true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false, , 3., Assertion: Calcium ammonium nitrate is “Kisan Khad”, Reason: CAN increase the soil fertility., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false
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4. Assertion: Plant is unable to uptake the water while optimum water, is present in soil called as “Physiological drought”, Reason: Application of poor quality of water increases the salinity of, soil., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false, 5. Assertion: ET can be measured by infrared thermometer, Reason: Increase in transpiration cools the plant., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false, 6. Assertion: Myca is a primary mineral., Reason: Myca has high CEC., (A) Both A and R is true. R is the correct explanation of A., (B) Ais true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false, 7. Assertion: Vermiculite has high CEC value., Reason: Vermiculite possesses one extra brucite layer which makes it, semi-expanding clay mineral., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false
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8. Assertion: Scientist don’t recommend Ground nut + Sunflower, intercropping system, Reason: Sunflower has allelopathic effect on companion crops., (A) Both A and R is true. R is the correct explanation of A., (B) Ais true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false, 9. Assertion: Sunflower is suitable as indicator plant for PWP, Reason: Sunflower has good growth and big flowers., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false, 10. Assertion: N requirement is higher under saline than normal, condition., Reason: High concentration of salts inhibits nitrification process., (A) Both A and R is true. R is the correct explanation of A., (B) Ais true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false, 11. Assertion: Rice is easily grown under waterlog situation, Reason: Rice has adventitious root systems., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false
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12. Assertion: Paraquat is a non-selective herbicide., Reason: Paraquat inhibits the PS-II process., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) Ais true but R is false, (D) A is false but R is true, (E) Both A and R is false, 13. Assertion: Stratosphere is known as ultraviolet region., Reason: Ozone absorbs the UV radiation., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false, 14. Assertion: Eucalyptus is called as biological plough plant, Reason: Eucalyptus has high water uptake, transport and transpiration, capacity, (A) Both A and R is true. R is the correct explanation of A., (B) Ais true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false, 15. Assertion: Mole drain is not suitable for light textured soil., Reason: Light textured soil has deformity soil structure., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) Ais true but R is false, (D) A is false but R is true, (E) Both A and R is false
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16. Assertion: Tensiometer can be used up to 0.85 atm., Reason: Tensiometer is best suited for sandy loam soil type., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) Ais true but R is false, (D) A is false but R is true, (E) Both A and R is false, 17. Assertion: Mo is a micro-nutrient., Reason: Mo content in plant is 0.5 mg/l or more., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false, 18. Assertion: Calcium deficiency occurred in new leaves., Reason: Ca is immobile in plants., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) Ais true but R is false, (D) A is false but R is true, (E) Both A and R is false, 19. Assertion: Mo helps in Biological N-z-fixation, Reason: Mo is a part of hemoglobin., (A) Both A and R is true. R is the correct explanation of A., (B) A is true but R is not the correct explanation of A., (C) A is true but R is false, (D) A is false but R is true, (E) Both A and R is false
