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51
STP technique is used in (Spaced Transplanting technique)
Discuss
Answer & Solution
Answer: Option B
Solution:
STP is Spaced Transplanting Technique used in sugarcane for synchronization of tillering and quick seed multiplication of sugarcane.
It increases the seed multiplication ratio from 1 : 10 to 1 : 40. It has contributed to the fast spreading of newly evolved varieties in several places.
52
The difference of average annual rainfall of the world & India is
Discuss
Answer & Solution
Answer: Option A
Solution:
The average annual rainfall of India is 1160 mm as per the data of 2021.
The annual average rainfall of the world is 990 mm as per the data of 2021.
Therefore the difference in average rainfall will be 1160 − 990 = 170 mm (194 is near then it can be considered)
53
The "Waterman of India"
Discuss
Answer & Solution
Answer: Option D
Solution:
Rajendra Singh, an Indian water conservationist and environmentalist from Alwar, Rajasthan is known as the "Waterman of India”.
He won the Magsaysay award, in 2001 and Stockholm water price in 2015.
He is the founder of an NGO "Tarun Bharat Sangh" which works for water management in the semi-arid areas of Rajasthan which lies near that dessert.
54
Rajasthan Agricultural University, Bikaner and Maharana Partap Agricultural university Udaipur were established in
Discuss
Answer & Solution
Answer: Option B
Solution:
Swami Keshwanand Rajasthan Agricultural University, Bikaner was established in 1987. Raksha Pal Singh is the latest appointed Vice chancellor of the university.
Maharana Pratap Agriculture University Udaipur was established in the year 1999. It is the second Agricultural University of the state, came into existence on 1st November 1999 by bifurcation of the Rajasthan agricultural university.
55
Residue Burning was banned in 5 states by the agency
Discuss
Answer & Solution
Answer: Option B
Solution:
Crop residue in the field after harvesting is burnt to prepare land for the next cultivation. It is the most inexpensive and effective method to remove excess residue to facilitate timely planting and also to control pests and weeds.
But the burning of crop residue is banned in 5 neighboring states of Delhi-NCR by agency National Green Tribunal in an order passed on 10th December 2015 directed and prohibited agricultural residue burning in any parts of Delhi, Rajasthan, Haryana, Punjab, and Uttar Pradesh to avoid air pollution in the city.
56
Which of the following is a species of American cotton?
Discuss
Answer & Solution
Answer: Option B
Solution:
Gossypium hirsutum is also known as upland cotton or American cotton.
The United States, the world's largest exporter of cotton, constitutes nearly 95% of all cotton production.
It is native to America which is why also called American or Mexican cotton.
57
The optimum pH of soil for rice cultivation is varies in range
Discuss
Answer & Solution
Answer: Option A
Solution:
Rice cultivation is a submerged plantation, it requires specific clay or clay loam soil for water logging. The suitable soil pH for rice cultivation varies in the range of 4 - 6. It is slightly on the acidic side and rice is relatively tolerant of acid conditions and suited to the topographic sites on which such soil occurs.
58
Retting temperature for jute is
Discuss
Answer & Solution
Answer: Option D
Solution:
Retting is the process employing the action of micro-organisms and moisture on plants to dissolve or rot away much of the cellular tissues and pectins surrounding bast-fiber bundles, thus facilitating the separation of fiber from the stem.
This is the process involved in the production of linen from the flax stalks and coir from the coconut husks.
Retting of Jute done at 34°C.
59
Who is the founder of relay cropping?
Discuss
Answer & Solution
Answer: Option A
Solution:
Relay cropping is a method of multiple cropping where one crop is seeded into a standing second crop well before harvesting the second crop.
Dr. Biwant Raj is the founder of Relay cropping.
It offers economic benefits and reduces nitrate leaching from the soils.
60
Match the column I (centeres) with column II (place) and select correct answer:
Column I Column II
a. NBSS 1. Karnal
b. CSSRI 2. Nagpur
c. IPC 3. Peru
d. ILCA 4. Ethiopia
Discuss
Answer & Solution
Answer: Option B
Solution:
NBSS stands for National Bureau of Soil Survey the headquarters of the Bureau is shifted to Nagpur in June 1978.

CSSRI stands for central soil Salinity Research Institute located in Karnal, Haryana, India.

IPC is an International Petroleum Company, settled in Peru.

ILCA stands for The International Livestock Centre for Africa and is located in Ethiopia.