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Identify two physiological processes induced by two different phytohormones having a common precursor, which is formed due to the catalytic activity of pyruvic dehydrogenase complex.                                         I. more female folwers in cucumber.                                                                         II. a-amylase production in barley grain.                                                                       III. Acceleration of fruit ripening in tomato.

IV. Delay in sprouting of potato tubers. the correct combination is

a)

I and II

b)

I and III

c)

II and IV

d)

III and IV


Question ID - 6650 | Toppr Answer

Identify two physiological processes induced by two different phytohormones having a common precursor, which is formed due to the catalytic activity of pyruvic dehydrogenase complex.                                         I. more female folwers in cucumber.                                                                         II. a-amylase production in barley grain.                                                                       III. Acceleration of fruit ripening in tomato.

IV. Delay in sprouting of potato tubers. the correct combination is

a)

I and II

b)

I and III

c)

II and IV

d)

III and IV

1 Answer - 5876 Votes

3537

Answer Key : (d) -

(d)

Ethylene causes acceleration of fruit ripening in tomato and maleic hydrazide (an auxin) delays sprouting of potato tubers. Precursors of both of these phytohormones are produced due to the catalytic activity of pyruvate dehydrogenase complex.



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