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MCQs 1: The plants which grown on stream bank are__________________?

Pheritophytes Bryophytes Xerophytes None of the above
Answer Explanation

MCQs 2: Plants that can tolerate drought are_________________?

Xerophytes Trunk plants Hydrophytes None of the above
Answer Explanation

MCQs 3: A region with an annual rain fall of less than 10 inches comes under_________________?

Arid climate Semi arid climate Wet climate Temperature
Answer Explanation

MCQs 4: The role of boron and zinc has been recognized in crop_________________?

Mustard Sugarcane Rice None of these
Answer Explanation

MCQs 5: In fanning system cultivation of two or more crops is known as_______________?

Sequential cropping Strip cropping Multiple cropping All the above
Answer Explanation

MCQs 6: In pulses, for the production of nucleus seed we require minimum of_________________?

300 plant progenies 400 plant progenies 500 plant progenies 200 plant progenies
Answer Explanation

MCQs 7: Breeders seed production is taken up from the nucleus seed B and A lines are pollinated in an isolation of 1 Km in a ratio of_________________?

1:2 1:3 1:4 1:5
Answer Explanation

MCQs 8: Who described. the use of letrazolium for assessing, seed quality and the basis of topographical patterns___________________?

Moore (1973) Burries etc (1969) Maguare (1962) Kotowski (1926)
Answer Explanation

MCQs 9: Who showed a positive correlation between tetrazolium staining with seed quality in soybean seeds ?

Maguire (1963) Barries ei al. (1969) Moore (1973) Woodstock (1976)
Answer Explanation

MCQs 10: Who gave the formula for mean germination time?

Nicolls &Heydecker (1968) Kotowski (1962) Baskin (1972) Maguire (1962)
Answer Explanation

MCQs 11: Who gave the formula for coefficient of velocity of germination ?

Kotowski (1926) Germ (1949) Deloucle & Baskin (1972) Moore (1973)
Answer Explanation

MCQs 12: genetic purity of seed is determined by________________?

Ageing test Grow out test Tz test All the above
Answer Explanation

MCQs 13: The seed dormancy of rice seed can be broken by putting into the oven at____________________?

50°c for 5 hrs 53°c for 6 hrs 45°c for 6 hrs none of the above
Answer Explanation

MCQs 14: High density grains are found mostly at___________________?

Top of panicle Middle of panicle Bottom of panicle All the above
Answer Explanation

MCQs 15: Better crop establishment especially for direct seeded rice can be obtained by using________________?

High density grain Low density grain Both a & b None of the above
Answer Explanation

MCQs 16: The higher leachate conductivity is associated with__________________?

Mature seeds Immature seed? Abnormal seeds All the above
Answer Explanation

MCQs 17: Vigor index of seedings in rice can be determined on___________________?

Quantitative basis Qualitative basis Both a & b None of the above
Answer Explanation

MCQs 18: Electrolytes leakage is defendant on_________________?

Condition of cell membrane Cracking of seed test Both a & b None of the above
Answer Explanation

MCQs 19: Azolla which fixes nitrogen in rice field is__________________?

Bacteria Fungi Ferm None of the above
Answer Explanation

MCQs 20: The CO, content of air is___________________?

1% 10.3% 0.03% 0.002%
Answer Explanation

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