Millions of chickens were killed in West Bengal,Assam,Orissa,and Maharashtra recently. What was the reason?

Green revolution in India occurred during (in $s$)

Which of the following is the first fungicide?

Match the organisms in Column $I$ with their economic importance in Column $II$.

Column $I$ (Organism)	Column $II$ (Economic importance)
$i$. $Trachardia$ $lacca$	$a$. Used to produce oils,soaps and isinglass
$ii$. $Bombyx$ $mori$	$b$. Helps in pollination of crops
$iii$. $Cirrhina$ $mrigala$	$c$. Resin-like substance produced by dermal glands
$iv$. $Apis$ $mellifera$	$d$. Best quality of mulberry silk is produced

Which one of the following is a pest of tobacco?

Select the incorrect statement$(s)$ from the following:
$I -$ Honey is a food of high nutritional value and is also used in the indigenous system of medicine (Ayurveda).
$II -$ Another product of honey bees is beeswax, which is very useful in the industrial sector.
$III -$ The most common species of honey bee is $Apis \text{ } indica$.
$IV -$ Beekeeping involves labor-intensive work.
$V -$ Beehives cannot be kept in courtyards, verandas, or on the roof of a house.
$VI -$ Beekeeping can be practiced in any area where there are sufficient bee pastures of some wild shrubs, fruit orchards, and cultivated crops.