2. The branch of science which deals with principles and practices of soil, water and crop management:
3. The author of the book ‘Horse Hoeing Husbandly’:
4. The densest part of the atmosphere which contains 85% of the atmosphere’s mass :
5. A product of decomposition of plant and animal residues which is fairly stable, amorphous and brown to black in colour :
6. A mineral element that functions in plant metabolism whether or not its action is specific is known as:
7. N recovery in wet land rice production system rarely exceeds :
8. Cropping intensity of Kerala :
9. The Puncha season of Kuttanad :
10. Chemical ploughing means :
11. A short duration crop in between two main seasonal crops is known as :
12. The practice of growing different intercrops of varying height, rooting depth and duration :
13. The term ‘Evergreen revolution' has been given by :
14. Any seed which is produced on government multiplication farm is usually called as :
15. Seed that are capable of germination under favourable conditions just after ripening become incapable of germination when they arc stored under unfavourble condition for a few days is due to:
16. The ability of the soil to produce crop per unit area under specified system management:
17. A form of agriculture aimed at meeting the needs of the present generation without endangering the resource base of the future germinations :
18. Maturation of ovule leads to the formation of:
19. The last phase of seed development is :
20. The scar on the ovule made when the funicle detaches at maturity is known as
21. The germination process in which the cotyledons appear above the soil surface
22. The biochemical test employed to assess seed viabilityis:
23. The external factor that affects seed longevity includes :
24. The growth regulator required to initiate seed germination is :
25. Deterioration of genetic purity occurs due to :
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