Correct option is A
Thidiazuron is a plant growth regulator used as a defoliant in cotton cultivation. Applied at 100 grams per hectare, it promotes leaf drop, facilitating mechanical harvesting and improving boll opening.
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Which chemical is used as a defoliant to improve boll opening in cotton?
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- 1)
Which gas is emitted from the soil due to rice cultivation?
- 2)
The drought-tolerant leguminous green manures are
- 3)Match List-I with List-II:
Choose the correct answer from the options given below:List-I (Crops)
List-II (Varieties)
(A) Wheat
(I) Pusa Sugandh 5
(B) Rice
(II) HD 2932
(C) Barley
(III) Pusa Composite 383
(D) Pearl millet
(IV) DWR 28
- 4)Arrange the following millet crops in increasing order of acreage under each: (A) Finger millet (B) Pearl millet (C) Little millet (D) Kodo millet
Choose the correct answer from the options given below: - 5)Species of wheat that has gone practically out of cultivation in India because of its low productivity and disease susceptibility is:
- 6)The critical stage(s) for irrigation in wheat is/are: (A) Crown Root Initiation (B) Late tillering (C) Late jointing (D) Dough
Choose the correct answer from the options given below: - 7)Match List I with List II
LIST I
LIST II
A
Wheat
I. Primary grain crop used by 50% of the world’s population
B
Rice
II. Most important crop in the United States
C
Corn
III. Other important cereal crops
D
Barley, Oat
IV. Most important cereal crop in the world
- 8)Arrange the crops in increasing order of their water requirements – A. Rice B. Sorghum C. Maize D. Wheat E. Finger millet
- 9)Which of the following is a Kharif crop but can be grown as a Rabi crop as well
- 10)Given below are two statements: Statement I: Rice is a staple food of India. Statement II: Rice crop needs hot and humid climate.
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