(c) is the right answer as only 1 and 3 are grammatically correct and meaningful. In 2 replace TO ADVICE with TO ADVISE since a verb should follow after the preposition "to". Advice is a noun which is incorrect in current context and verb "advise" should be used instead to make 3 correct.
Which type of allelopathy affects plants growing in succession from the decaying residue of previous plants?
Trichogramma spp acts as:
The grape variety "Sonaka" used for which purpose?
Among the following, which is cross pollinated?
Orobanche is _____ type of parasitic weed.
Which of the following is not a method of group communication?
Thalamus of hypogynous ovary is
Weed index indicates
What is the funding pattern of PMMSY?
Which branch of soil science concentrates on the formation, classification, and distribution of soils?