As a response to stimuli the coleoptiles caused _____
Auxins are discovered by
[A] Charles Darwin
[B] Francis Darwin
[C] F.W. Went
[D] Both (a) and (b)
Gabriella fujikuroi caused what disease in rice plants?
[A] Foolish seeding
Who reported that the symptoms reappeared in uninfected plants treated with sterile filtrate of giberella fungus?
[A] E. Kurosaeva
[B] F. Skoog
Callus from which plant was observed by miller?
[C] Rice plant
Addition of what to auxins in nutrients medium cause proliferation of callus?
[B] Yeast extract
[C] Coconut milk
Who crystallized cytokinin?
[A] Skoog and miller
[B] Charles Darwin
[C] Both (a) and (b)
[D] F.W. Went
Skoog and miller termed cytokinin as
[A] Cytokines is
Which three different kinds of inhibitors were found in mid-1960s?
[A] Inhibitor-A, Abscission-II and dorm in
[B] Inhibitor—B, Abscission-II and dorm in
[C] Inhibitor-A, Abscission-Ill and dorm in
[D] Inhibitor-B, Abscission-Ill and dorm in
All individually found inhibitors in mid-1960s were later named
[A] Giber relic acid
[C] Abscissic acid
The volatile substance causing ripening of unripened bananas?
[A] Abscissic acid
The only gaseous PGR is _____
The Greek meaning of ‘Auxein’ is _____
[A] to flower
[B] to seed
[C] to grow
[D] to enlarge
Auxin was first isolated from_____
[A] frog’s wine
[C] human wine
The name ‘Auxin’ was given to which chemical?
[A] Indole-3-acetic acid
[B] tndole-6-acetic acid
[C] Indole-3-butyric acid
[D] Indole-6-butyric acid