1. The irrigation method most suitable for saline soil is :
A) Drip irrigation
B) Subsurface irrigation
C) Flood irrigation
D) Sprinkler irrigation
Drip irrigation minimizes salt accumulation near the root zone.
2. Phytophthora infestans causes a serious disease in :
A) Potato
B) Onion
C) Mango
D) Brinjal
3. Carbon content in organic matter is :
A) 20%
B) 38%
C) 58%
D) 70%
4. Available form of boron in plants is :
A) BO₃³⁻
B) BO₃
C) B₄O₇²⁻
D) Both (a) and (c)
5. Whiptail in cauliflower occurs due to deficiency of :
A) Zinc
B) Boron
C) Magnesium
D) Molybdenum
6. Top sickness of tobacco is due to deficiency of :
A) Zinc
B) Boron
C) Magnesium
D) Molybdenum
7. The nutrient involved in reproduction of plants is :
A) Zinc
B) Boron
C) Magnesium
D) Molybdenum
8. Blue Revolution in India started during :
A) First Five Year Plan
B) Second Five Year Plan
C) Fourth Five Year Plan
D) Fifth Five Year Plan
9. Select the wrong pair :
A) Heart rot of sugarbeet – Zinc
B) Pahala blight of sugarcane – Magnesium
C) Exanthema in citrus – Copper
D) Yellow leaves of tea – Sulphur
10. Herbicides that kill only target weeds are called :
A) Contact herbicides
B) Selective herbicides
C) Non-selective herbicides
D) None of the above
11. National Seed Corporation was established in :
A) March 1963
B) March 1965
C) March 1966
D) March 1973
12. Total water requirement of sugarcane crop is :
A) 50–100 cm
B) 100–200 cm
C) 200–300 cm
D) 500–700 cm
13. Student’s t-test is used when sample size is :
A) > 30
B) = 30
C) < 30
D) > 0
14. Segregation occurs during :
A) Meiosis
B) Mitosis
C) Prophase
D) Photosynthesis
15. Anti-fertility vitamin is :
A) Vitamin A
B) Vitamin B
C) Vitamin D
D) Vitamin E
16. Scientific name of Rajma is :
A) Phaseolus vulgaris
B) Phaseolus tritici
C) Glycine max
D) Vigna vulgaris
17. Methionine and cystine contain :
A) Sulphur
B) Potassium
C) Magnesium
D) Zinc
18. pH was discovered by :
A) Mendel
B) Schwann
C) Sorenson
D) Johannsen
19. Acidic taste of gram leaves is due to :
A) Malic acid
B) Citric acid
C) Linoleic acid
D) Carotene
20. Photosynthetic rate is highest in :
A) C₃ plants
B) C₄ plants
C) CAM plants
D) GMO crops
21. Pectin-rich fruit is :
A) Papaya
B) Mango
C) Guava
D) Grapes
22. Litchi is propagated by :
A) T budding
B) Veneer grafting
C) Air layering
D) Seeds
23. Indian Journal of Agricultural Sciences is published by :
A) IARI
B) ICAR
C) ICSR
D) NPDRI
24. Photosynthesis is a/an :
A) Oxidation process
B) Reduction process
C) Oxidation-Reduction process
D) None of the above
25. Nursery area required for rice seedlings for one hectare is :
A) 1 hectare
B) 0.10 hectare
C) 0.01 hectare
D) 10.0 hectare
26. ANOVA stands for analysis of :
A) Mean
B) Correlation
C) Variation
D) Variance
27. Largest importer of cut flowers is :
A) Netherlands
B) USA
C) China
D) Germany
28. Frost-sensitive crop is :
A) Wheat
B) Paddy
C) Barley
D) Maize
29. Arrested tillering is :
A) Tillering of sugarcane
B) Emergence of inflorescence in sugarcane
C) Arrow-like leaf
D) None of the above
30. 2n − 1 condition is called :
A) Monosomy
B) Double monosomy
C) Nullisomy
D) Trisomy
Report Card
Total Questions Attempted: 0
Correct Answers: 0
Wrong Answers: 0
Percentage: 0%
%20(2).png)
0 Comments