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Sulfur dioxide (SO₂), nitrogen dioxide (NO₂), and particulate matter are considered primary pollutants because they are emitted directly into the atmosphere from sources such as industrial processes and motor vehicles. Ozone (O₃ ) and peroxyacetyl nitrate (PAN) are secondary pollutants, formed by the reaction of primary pollutants in the atmosphere.
Which tillage system involves leaving the soil undisturbed from harvest to planting, except for nutrient injection?
Which channel of distribution involves selling products directly to consumers, bypassing intermediaries?
Which method involves removing suspended foreign particles from milk through a straining process?
____ are non – pigmented specialized secretory tissues
How many kinds of genotypes are possible in F2, if four genes are segregating independently?
An underground stem of potato is known as
Identify the non-selective herbicide.
What is xeriscaping?
Which one of the following is the first herbicide resistant weed reported in India?
In the heteromorphic system of self-incompatibility, what distinguishes the Distyly system from the Tristly system?