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In a "World Air Quality" report, India was ranked the world's eighth most polluted country in 2022. The report has been prepared by a Swiss firm, IQAir and was released on March 15. India's ranking has dropped from fifth last year. According to the data available in the report, the PM2.5 level in most polluted Indian cities was 53.3. Bhiwadi, located on the outskirts of Delhi, was ranked among the two most polluted cities in the world. The World Health Organization (WHO) recommends a maximum PM2.5 concentration of 5 micrograms per cubic meter. About WHO Founded: 7 April 1948 Director-General: Tedros Adhanom Headquarters: Geneva, Switzerland
'Opaque-2' mutant of maize has:
At what temperature is retting in jute typically done?
Which soils favour maximum ammonia volatilization losses of fertilizer - N?
Insect belong to which phylum?
Curry leaf is
Which among the following is not a least abundant macronutrients in plants?
Seed rate of lentil crop is ____
Which channel of distribution involves selling products directly to consumers, bypassing intermediaries?
Which among the following can be used to prevent post-harvest decay of melons, carrots, potatoes, citrus fruits and accepted as “certified organic” ...
A cross between a single cross hybrid and an inbreed {(A × B) × C} is