ICAR P.G Plant Biotechnology question paper

Will you please share the last year Plant Biotechnology question paper of ICAR JRF exam??

As per your request here I am sharing the last year Plant Biotechnology question paper of ICAR JRF exam

1. The average concentration of carbon dioxide in the atmosphere is :
(A) 0.03 ppm (B) 30 ppm
(C)0.3 ppm (D) 300 ppm

2. Agrostology is the study of:
(A) Root (B) Grasses
(C) Flower (D) Fruit

3. Atmospheric layer nearest to earth Surface is
(A) Biosphere (C) Exosphere
(B) Thermosphere (D) Troposphere

4. Plant that grow on extremely dry soil are classified under :
(A)Thalophytes (B) Hydrophytes
(C)Xerophytes (D) Hydroponics

5. Ground water table is measured by :
(A) Tensiometer (B) Piezometer
(C) Pressure plate (D) Neutron probe

6. Mycorrhiza is associated with what part of plants?
(A) Roots (B) Leaf
(C) Stem (D) Fruits

7. The most Suited N fertilizer for tea is:
(A) Urea (B) Calcium nitrate
(C) Ammonium chloride (D) Ammonium sulphate

8. Which food is designated as “Boneless meat”?
(A)Banana (B) Potato
(C)Soybean (D) Tapioca

9. Which of the following control the root initiation, cell elongation and apical
dominance?
(A)Auxins (B) ABA
(C) Gibberellins (D) Ethylene

10. Study of soil from the stand point of higher plant is known as :
(A) Pedology (B) Physiology
(C)Edaphology (D) Geo physics

11. Pruning is most essential for:
(A)Cauliflower (B) Rubber
(C)Tea (D) Chinchona

12. The progeny of breeder seed is:
(A)Formation seed (B) Nucleus seed
(C) True seed (D) Certified seed

11. The basis of farm budgeting is:
(A)production function analysis (B) Linear programming
(C) Cost – benefit analysis (D) Farm planning

13. The largest tea production state in India is:
(A)Tamil Nadu (B) Assam
(C)Meghalaya (D) Kerala

14. The plant nutrient which help in translocation of sugars and starch is :
(A) Mg (B) Mo
(C) K (D) Na

15. Saffron is largely produced in:
(A) J & K (B) Kerala
(C) Himachal Pradesh (D) Uttarakhand

16. A crop that can supply oil for petrochemicals is:
(A) Neem (B) Rubber
(C)Macadamia (D) Jatropha

17. IA market guided by rules and regulation is called :
(A) Perfect market (B) Regulated market
(C) Seasonal market (D) Terminal market

18. Most widely cultivated mustard type in India is:
(A)Yellow / brown sarson (B) Black mustard
(C) Toria (D) Indian mustard

19. C4 plant normaly produce more biological yield than C3 plant because of:
(A) More photorespiration (B) Less photorespiration
(C) Less photophosphorylation (D) More photophosphorylation

20. Absolute zero is:
(A)- 273 C (B) 273  C
(C) 273 K (D) 273 F

21. In India maximum area under wheat is occupied by the Species?
(A)Triticum aestivum (B) Triticum dicoccum
(C) Triticum durum (D) Triticum vulgare

22. Which among the following colures absorbs more radiation?
(A) Blue (B) Black
(C)Red (D) White

23. Impect of green house effect is:
(A)Global warming (B) Ice melting
(C) Sea formation (D) Sea level rise

24. Which of the following elements is most mobile in soil ?
(A) Ca (B) K
(C) Mg (D) N

25. The most deficient micro – nutrient in Indian soil is :
(A)Cu (B) Mn
(C) Zn (D) B

26. Magnesium is a constituent of :
(A) Nucleic Acid (B) Enzyme system
(C) Cell wall (D) Chlorophyll

27. The C : N ratio of arable soil commonly ranges from :
(A) 6 : 1 to 7: 1 (B) 18: 1 to 19: 1
(C) 8 : 1 to 15:1 (D) 3 : 1 to 4: 1

28. Dwarfing gene in wheat is :
(A) Nif – gene (B) Norin
(C) Dee – gee – woo – gen (D) Proteina

29. Which of the following element immobile in soil but mobile in plants?
(A)S (B) B
(C) Zn (D) P

30. Which soil has highest efficiency?
(A)Loamy soil (B) Sandy soil
(C) Clay soil (D) None of these

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