Q.1. "Bhat" soils of Uttar Pradesh posses soft lime (as free CaCO3%) in subsoil's to an extent of.
(1) 1-5%
(2) 15-20%
(3) 30-40%
(3) 30-40%
(4) 60-70%
(5) 20-35%
Ans: (3) 30-40%
Q.2. Which of the following disease was responsible for the Irish famine of 1845?
(1) Black rust of wheat
(2) Early blight of potato
(3) White rust of mustard
(4) Late blight of potato
(5) Common corn rust
Ans: (4) Late blight of potato
Q.3. Khaira disease of rice is due to the deficiency of:
(1) Zinc
(5) 20-35%
Ans: (3) 30-40%
Q.2. Which of the following disease was responsible for the Irish famine of 1845?
(1) Black rust of wheat
(2) Early blight of potato
(3) White rust of mustard
(4) Late blight of potato
(5) Common corn rust
Ans: (4) Late blight of potato
Q.3. Khaira disease of rice is due to the deficiency of:
(1) Zinc
(2) Molybdenum
(3) Copper
(4) Iron
(5) Potash
Ans: (2) Molybdenum
Q.4. Karnal bunt of wheat gives foul smell in the field due to presence of volatile compound:
(1) Tetramethyl amine
(2) Trimethyl amine
(3) Diallyl propyl sulphide
(4) Allyl propyl disulphide
(5) Diethyl amine
Ans: (2) Trimethyl amine
Q.5. Tikka' disease is associated with:
(1) Wheat crop
(5) Potash
Ans: (2) Molybdenum
Q.4. Karnal bunt of wheat gives foul smell in the field due to presence of volatile compound:
(1) Tetramethyl amine
(2) Trimethyl amine
(3) Diallyl propyl sulphide
(4) Allyl propyl disulphide
(5) Diethyl amine
Ans: (2) Trimethyl amine
Q.5. Tikka' disease is associated with:
(1) Wheat crop
(2) Tobacco crop
(3) Groundnut crop
(3) Groundnut crop
(4) Sugarcane crop
(5) Rice crop
Ans: (3) Groundnut crop
Q.6. A virus infecting a bacterium is:
(1) Plasmid
(5) Rice crop
Ans: (3) Groundnut crop
Q.6. A virus infecting a bacterium is:
(1) Plasmid
(2) Bacteriophage
(3) Bacterial DNA
(3) Bacterial DNA
(4) Bactovir
(5) Virobact
Ans: (2) Bacteriophage
Q.7. Leaf curl of tobacco is caused by:
(1) Nicotina virus Ca-1
(2) Nicotina virus-10
(3) MLO's
(4) Viriod
(5) PPLO
Ans: (2) Nicotina virus-10
Q.8. Who proposed a classification of fungi which is now widely accepted:
(1) Whittaker (1969)
(2) Walker (1957)
(3) Stakman and Harrar (1957)
(4) Ainsworth (1973)
(5) Fritsch (1935)
Ans: (4) Ainsworth (1973)
Q.9. Tilletia causes the disease:
(1) Rust
(5) Virobact
Ans: (2) Bacteriophage
Q.7. Leaf curl of tobacco is caused by:
(1) Nicotina virus Ca-1
(2) Nicotina virus-10
(3) MLO's
(4) Viriod
(5) PPLO
Ans: (2) Nicotina virus-10
Q.8. Who proposed a classification of fungi which is now widely accepted:
(1) Whittaker (1969)
(2) Walker (1957)
(3) Stakman and Harrar (1957)
(4) Ainsworth (1973)
(5) Fritsch (1935)
Ans: (4) Ainsworth (1973)
Q.9. Tilletia causes the disease:
(1) Rust
(2) Bunt
(3) Smut
(3) Smut
(4) Karnal Bunt
(5) Blight
Ans: (3) Smut
Q.10. 'Black heart' is a physiological disorder of:
(1) Tomato
(5) Blight
Ans: (3) Smut
Q.10. 'Black heart' is a physiological disorder of:
(1) Tomato
(2) Chilli
(3) Cabbage
(3) Cabbage
(4) Potato
(5) Chestnut
Ans: (4) Potato
(5) Chestnut
Ans: (4) Potato
