The common name of $Leucaena \ leucocephala$ is

Which of the following is used as green manure?

Which is the richest source of plant protein?

Three types of carp fish,namely Catla,Labeo,and Cirrhinus,can be cultured together in the same pond to obtain higher economic yield because they exhibit:

Majority of people suffer from protein,vitamins and micronutrient deficiencies. Their food does not contain essential micronutrients specially:
$I$. iron
$II$. iodine
$III$. zinc
$IV$. vitamin-$A$
Which of the above are correct?

Select the correct match for $X$ and $Y$:

Column $X$	Column $Y$
$(1)$ Worker bee	$(A)$ Soluble in ether
$(2)$ Rohu	$(B)$ Sterile female bee
$(3)$ Wax	$(C)$ Father of White Revolution
$(4)$ Kurien	$(D)$ Freshwater fish