Agronomy - Study Mode

[#666] Yellow Revolution was mainly achieved due to
Correct Answer

(A) TMO, 1986

Explanation

Solution: As the yellow colour resembles oil, it is related to the revolution in the production of edible oil seeds to meet the domestic demand of the country. It is one of the most important agricultural revolutions launched in the Philippines. Sam Pitroda was the father of the Yellow Revolution in India. It was mainly achieved due to TMO (Technology Mission on Oilseeds) in 1986.

[#667] India has the largest area in rice cultivation in the world, which is about
Correct Answer

(C) 45 mha

Explanation

Solution: India has the largest area in rice cultivation in the world, and at the end of the fiscal year 2021, it is around 45 million hectares with production estimated to be 127.93 million tonnes. West Bengal has the highest production of rice in the country. Almost half of its arable land is under rice cultivation

[#668] Which of the following variety is a dwarf mutant
Correct Answer

(D) Jagannath

Explanation

Solution: Jagannath is a mutant dwarf variety of rice released in the year 1971 by Rice Research Station, Bhubaneswar. It is developed by the method of mutation which is why called as mutant variety. It is fairly resistant to stem borer and broad spectrum of field resistance to major pests and diseases.

[#669] Application of organic materials with C : N ratio wider than 20 to 30 : 1 leads to . . . . . . . . of soil N
Correct Answer

(D) Immobilization

Explanation

Solution: The ideal carbon: nitrogen ratio generally should be around 30 : 1. A C : N ratio of 20 : 1 leads to net nitrogen mobilization, and it causes a very fast decomposition process resulting in ammonia and soil carbon losses. Thus the application of organic materials with a C : N ratio wider than 20 to 30 : 1 leads to the Immobilization of soil Nitrogen.

[#670] Most widely grown and edible species of wheat is
Correct Answer

(C) Triticum aestivum

Explanation

Solution: Triticum aestivum is a hexaploid species that is a widely grown and edible species of wheat. It has a hexaploid genome arrangement, with six copies of each chromosome. Wheat is an important source of carbohydrates, source of multiple nutrients, and dietary fiber.