Which is the major state producing Basmati rice in India?

The decreasing order of bond dissociation energies of $C-C$,$C-H$,and $H-H$ bonds is:

Which of the following reactions will not result in the formation of carbon-carbon bonds?

The solution set of $(5+4 \cos \theta)(2 \cos \theta+1)=0$ in the interval $[0, 2 \pi]$ is:

Two identical square rods of metal are welded end to end as shown in figure $(a)$. $20 \text{ calories}$ of heat flows through them in $4 \text{ minutes}$. If the rods are welded as shown in figure $(b)$,the same amount of heat will flow through the rods in ...... $\text{min}$.

In plants,what is the function of $CAM$?