1. National Biodiversity Board is located at :
A) Hyderabad
B) Kolkata
C) New Delhi
D) Chennai
2. National Gene Bank is established in 1996 at :
A) IARI
B) NBPGR
C) APGR
D) NBSS & LUP
3. Global area under transgenic crops (in 2010) :
A) 50 mha
B) 75 mha
C) 100 mha
D) 148 mha
4. Maximum hybrids are developed in which crop ?
A) Maize
B) Wheat
C) Soybean
D) Pigeonpea
5. Which one is man made cereal ?
A) Wheat
B) Maize
C) Secale cereale
D) None of these
6. Which one is not nitrogen fixing bacterium ?
A) Bacillus
B) Azotobacter
C) Azospirillum
D) Rhizobium
7. The site of protein synthesis is :
A) Nucleus
B) Ribosome
C) Centrosome
D) Nucleolus
8. The sugarcane inflorescence is known as :
A) Spadix
B) Catkin
C) Panicle
D) Arrow
9. Most common nitrogenous fertilizer in India is :
A) Urea
B) SSP
C) DAP
D) MOP
10. Statistical design suited for bi-directional fertility :
A) RBD
B) CRD
C) LSD
D) Split-plot
11. Gas responsible for ozone depletion is :
A) CO₂
B) CH₄
C) O₂
D) CFC
12. The permanent property of soil is :
A) Texture
B) Structure
C) Aggregation
D) pH
13. Net cultivated area in the country is :
A) 121 mha
B) 140 mha
C) 188 mha
D) 328 mha
14. Growing of plants in water is called :
A) Geoponics
B) Aeroponics
C) Hydroponics
D) Horticulture
15. Olericulture refers to cultivation of :
A) Spices
B) Fruits
C) Vegetables
D) Flowers
16. Which kind of fertilizers is not produced in India ?
A) P fertilizers
B) K fertilizers
C) N fertilizers
D) Complex fertilizers
17. High yielding dwarf varieties of wheat were developed by :
A) Swaminathan
B) E W Burton
C) Borlaug
D) B P Pal
18. Ratooning is associated with the cultivation of :
A) Banana
B) Mustard
C) Sugarcane
D) Groundnut
19. Drip irrigation is recommended for :
A) Oil seed crops
B) Fruit crops
C) Cereal crops
D) Legume crops
20. Which of the following vegetable does not belong to solanaceous group ?
A) Tomato
B) Brinjal
C) Chillies
D) Lady finger
21. Study of soil in relation to higher plants is called :
A) Edaphology
B) Geology
C) Pedology
D) Tillage
22. International Research Institute dealing with tuber crops is :
A) WARDA
B) CIAT
C) CIMMYT
D) IRRI
23. The only mineral constituent of chlorophyll molecule is :
A) Zinc
B) Magnesium
C) Iron
D) Calcium
24. The origin place of soybean is :
A) India
B) USA
C) UK
D) China
25. The endosperm of common bread wheat has chromosome number (2n) :
A) 21
B) 42
C) 63
D) 84
26. The real value of seed is calculated by using formula :
A) 100 × Purity % / Germination %
B) Purity % × Germination % / 100
C) 100 / Purity % × Germination %
D) None of these
27. Dwarfing gene in wheat crop is :
A) Dee-gee-woo-gen
B) T cytoplasm
C) Norin-10
D) Tift-23A
28. Nitrification is a process associated with conversion of :
A) Nitrate N to gaseous N₂
B) Ammonical to nitrate N
C) Complex organic compounds to ammonical N
D) Amide N to amino acids
29. Favr-savr is a variety of :
A) Potato
B) Pumpkin
C) Tomato
D) Rice
30. PPV & FR authority is located at :
A) Chennai
B) Mumbai
C) Kolkata
D) New Delhi
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