1. Which one of the following is also known as ‘Food of God’?
A) Rice
B) Cocoa
C) Barley
D) Wheat
2. Theory of Rent was proposed by :
A) Ricardo
B) Daniel Bernoulli
C) Mendel
D) Aristotle
3. Dapog method of raising rice seedlings was introduced in India from :
A) Brazil
B) USA
C) Philippines
D) China
4. Pusa Bedana is a triploid cultivar of :
A) Banana
B) Papaya
C) Watermelon
D) Mango
5. Saffron (Kesar) belongs to the family :
A) Iridaceae
B) Solanaceae
C) Malvaceae
D) Euphorbiaceae
6. Yellowing of tea disorder occurs due to the deficiency of :
A) Iron
B) Sulphur
C) Zinc
D) Magnesium
7. Which one of the following microorganism is more responsible for nutrient recycling of soil?
A) Bacteria
B) Fungi
C) Protozoa
D) All of these
8. The growth of plant towards light is termed as :
A) Transpiration
B) Phototropism
C) Photoperiodism
D) Photorespiration
9. Nitrogen content in ammonium sulphate is :
A) 17%
B) 21%
C) 46%
D) 51%
10. Chromosomal theory of inheritance was proposed by :
A) Watson and Crick
B) Mendel
C) Schleiden and Schwann
D) Sutton and Boveri
11. Water use efficiency is highest in :
A) C3 plants
B) C4 plants
C) CAM plants
D) Water-logged plants
12. Crossing over takes place in :
A) Prophase I
B) Metaphase
C) Ribosomes
D) Pachytene
13. Photorespiration occurs in :
A) Protoplast
B) Chloroplast
C) Protoplasm
D) Nucleus
14. The most prominent soil of India is :
A) Laterite soil
B) Black soil
C) Alluvial soil
D) Sandy soil
15. The core component of chlorophyll is :
A) Magnesium
B) Iron
C) Molybdenum
D) Sulphur
16. The nitrogen content of urea is :
A) 15%
B) 46%
C) 50%
D) 60%
17. Which proportion of sugarcane is best suited for propagation (as a seed set)?
A) Top 1/4th part
B) Top 1/3rd to 1/2 part
C) Bottom 1/3rd part
D) Bottom half
18. Cardamom is a perennial herb belonging to family :
A) Iridaceae
B) Euphorbiaceae
C) Zingiberaceae
D) Umbelliferae
19. The largest pearl millet growing state in India is :
A) Punjab
B) U.P.
C) Maharashtra
D) Rajasthan
20. Research on wheat and maize is carried out at :
A) ICFRE
B) CIMMYT
C) ICRISAT
D) CMAT
21. Trade has been liberalized throughout the world only after the formation of :
A) UNO
B) GATT
C) WTO
D) World Bank
22. Chromosome number of cultivated rice (Oryza sativa) is :
A) 2n = 12
B) 2n = 16
C) 2n = 24
D) 2n = 20
23. Rhizoctonia solani is responsible for :
A) Sheath blight of rice
B) Black rust of wheat
C) Brown rot
D) None of these
24. Energy content of 1 molecule of glucose is :
A) 6.86 K cal
B) 68.6 K cal
C) 686 K cal
D) 6860 K cal
25. The order of genes present in operon model is :
A) R-O-P-S
B) R-P-O-S
C) R-S-P-O
D) O-P-S-R
26. Dhaincha is a type of :
A) Medicinal crop
B) Plantation crop
C) Oilseed crop
D) Green manuring crop
27. Sugar obtained from sugarcane is :
A) Sucrose
B) Maltose
C) Fructose
D) Galactose
28. Mulch crop is used for :
A) Water conservation
B) Soil conservation
C) Both (A) and (B)
D) Improving productivity
29. The arrangement of soil particles and their aggregates into certain defined pattern is known as :
A) Soil profile
B) Soil texture
C) Soil structure
D) Soil arrangement
30. Ideal temperature for rice crop should be :
A) <25°C
B) 25–30°C
C) 30–35°C
D) >35°C
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