Question
The mode of herbicide action wherein the weed plants are
bleached white, is caused by which of the following herbicides?Solution
Tembotrione is a broad spectrum post emergence herbicide that inhibits the activity of the 4 hydroxy-phenyl-pyruvate-dexygenase (4 HPPD) enzyme. The formation of carotenoid (plant pigments) is disrupted by the blockage of the enzyme. Depletion of carotenoids deprives chlorophyll - where photosynthesis takes place - of its protection against an overdose of light and this results in chlorophyll bleaching. Tembotrione is an active ingredient in Laudis
Eriosoma lanigerum, Woolly aphid, is an important pest in which of the following?
The development of new variety through identification and isolation of single best plant progeny is known asÂ
The recently formed order with little profile development is termed as ………………………..
Which of the following is NOT an objective of drip irrigation?
Which of the following weed is not found in the paddy field?Â
Fanging is related to
In C4 plants, the primary carboxylation takes place by using ___ enzymeÂ
Which of the following is generally used for reclamation of soil acidity?
The term 'silage’ includes
Which policy was implemented in 1985 to enhance support for cotton farmers in India?
Relevant for Exams:
