Agronomy - Study Mode

[#416] Which soil has better physical condition,
Correct Answer

(A) Acidic Soil

Explanation

Solution: Out of the given options, Acidic soil has better physical conditions than Saline soil, Saline Alkali soil and Degraded Alkali soil. Although, acidic soils have low availability of plant nutrients, such as phosphorus and molybdenum and increased availability of aluminum and manganese.

[#417] Fluchloralin can be used in soybean as
Correct Answer

(C) Pre-plant incorporation

Explanation

Solution: Fluchloralin is one of the herbicides composed of dinitroaniline and is used to prevent the growth of grasses and weeds in cultivated crops like soybean. It is used in soybean as Pre-plant incorporation. As fluchloralin is a pre-sowing selective or pre-emergence herbicide.

[#418] Which one of the following is non-selective herbicide
Correct Answer

(C) Paraquat

Explanation

Solution: Paraquat is one of the non-selective herbicides while others Alachlor, Butachlor and Atrazine are selective Herbicides. Non-selective herbicides are those that can affect and kill any plant they will come in contact with not like selective ones that will target only a specific type. Non-selective can harm the main crop plant also on the application.

[#419] Where was the 1 st and foremost Agricultural University established?
Correct Answer

(B) Pantnagar

Explanation

Solution: The first agriculture university of India is located at Pantnagar, Uttarakhand. The name of the university is G. B. Pant University of Agriculture. It was inaugurated by Jawahar Lal Nehru on 17 th November 1960 as the “Uttar Pradesh Agricultural University”. The university is regarded as the Harbinger of the Green Revolution in India. The campus at Pantnagar is spread over an area of 12,661 acre which makes it the second largest university in the world.

[#420] The largest producer of mothbean in India
Correct Answer

(A) Rajasthan

Explanation

Solution: Moth bean (Vigna acontifolia) is a drought-resistant legume, commonly grown in arid regions of India. The Moth bean is a creeping annual herbaceous plant that grows to approximately 40 cm high belonging to the family Fabaceae. Because of its drought resistant qualities, its ability to combat soil erosion, and its high protein content it is identified as a significant food source. Area and production of moth bean have been highest in Rajasthan. It is 96.75% and 94.49% respectively.