Agronomy MCQ Question and Answer | Agriculture MCQ Question

Aruna is the variety of castor seeds that have been developed by mutation, not interspecific cross.

Jagannath is the mutant variety of rice developing agency is Rice Research station Bhubaneswar. The breeding method is Mutation. Its characteristics are Semi dwarf, strongly photosensitive, and high seed dormancy.

Jaya is also the variety of rice originated by the intervarietal cross, i.e. crossing over two different varieties.

Pusa Jai Kisan is a soma clonal variant of mustard seeds, it is high yielding and developed through tissue culture techniques.

Darcy’s law is an equation that describes the flow of a fluid through a porous medium. The law was formulated by Henry Darcy based on the results of experiments on the flow of water through beds of sand, forming the basis of hydrogeology, a branch of earth science.
Hagen- Poiseuille has given a physical law that gives the pressure law that gives the pressure drop in an incompressible fluid.
Thus, the flow of water in saturated soil is described by both Poiseuille and Darcy.

HT in HT Maize stands for Herbicide Tolerant. It is specifically designed to tolerate specific broad spectrum herbicides such as glyphosate, glufosinate and dicamba.
It provides farmers with a broad variety of options for effective weed control.

Alcohol dehydrogenase is a class of zinc enzymes that catalyze the oxidation of primary and secondary alcohols to the corresponding aldehyde or ketone by the transfer of a hydride anion to NAD+ with the release of a proton.
Alcohol dehydrogenase activity is low in the roots of Maize.

Out of the following options, sunflower oil is the best vegetable oil that is good for a heart patient. Sunflower oil is the non-volatile oil pressed from the seeds of the sunflower.
It is primarily composed of linoleic acid, polyunsaturated fat, oleic acid, monosaturated fat and a large amount of vitamin E which makes it healthy for all and especially for heart patients.

Dr. Harbhajan Singh is the famous Indian Plant Explorer, renowned as the “Indian Vavilov". He imparted a distinct identity to the discipline of Plant genetic resources in India. Dr. Singh Introduced large germplasm of wheat and rice that contributed to the Green revolution in India. He also introduced several new species and made outstanding contributions in the field of vegetable breeding.

Ornithology is a branch of zoology dealing with the study of birds.
It aims to reduce the ill effects of problem birds and enhance gains from beneficial species.
Whereas poultry refers to domesticated birds kept by a human for their eggs, their meat, or their feathers.

Black is the colour among all which absorbs more radiation, most of the light radiation and radiant energy.
It will absorb maximum heat which leads to the maximum heated surface if black in surface whereas white colour reflects most of the light making it less heated. That is why it is advised to wear white in summer and black coloured clothes in winter to keep you warm.

Epricania melanoleuca is a parasitoid effective against Sugarcane pyrilla. It is a moth in the family Epipyropidae. It is found in India, where its larvae are external parasitoids of the sugarcane planthopper (Pyrilla perpusilla).
It has been used in biological pest control against this pest.