STD 12 - 11. organisms and populations — NEET STD 11 Science — Question

$(i)$ Differentiation of megaspore mother cells

$(ii)$ Meiosis of the megaspore mother cell

$(iii)$ Formation of a linear tetrad

$(iv)$ Mitotic division of the functional megaspore

$(v)$ Degeneration of 3 megaspores

$(vi)$ Formation of embryo sac

$(vii)$ Fusion of polar nuclei

The correct sequence is

$II.$ $\alpha$-amylase production is barley grain

$III.$ Acceleration of fruit ripening in tomato

$IV.$ Delayed in sprouting in potato tubers

From the given effects find out the effects of ethylene and choose the correct option accordingly