Phytohormones control:

Water stress makes plant leaves ...$A$... thus,...$B$... the surface area of leaves and their metabolic activity as well. Here $A$ and $B$ refer to:

While eating watermelons, all of us wish it was seedless. As a plant physiologist, can you suggest any method by which this can be achieved?

Both nyctinasty and thigmonasty are observed in

Ephemerals are xerophytes that are:

Match the following scientists with their respective contributions:
$(a)$ Maheshwari $(I)$ Pre-sowing treatment of seeds of $Phaseolus$ $aureus$ with $IAA$
$(b)$ Das $(II)$ $Avena$ curvature test
$(c)$ Went $(III)$ Work on seedless fruit in cucumber
$(d)$ Chakravarty $(IV)$ Successful culture of an ovule of $Papaver$ using $IAA$ and kinetin
Select the correct matching sequence: