Last Updated On [03-11-2023]
Substance related with phototropism in shoot, is
a)
Ethanol
b)
Cytokinins
c)
Auxin
d)
Gibberellins
Substance related with phototropism in shoot, is
a)
Ethanol
b)
Cytokinins
c)
Auxin
d)
Gibberellins
Question ID - 5642 :-
Substance related with phototropism in shoot, is
a)
Ethanol
b)
Cytokinins
c)
Auxin
d)
Gibberellins
|
Substance related with phototropism in shoot, is |
|||||||
|
a) |
Ethanol |
b) |
Cytokinins |
c) |
Auxin |
d) |
Gibberellins |
|
(c) Auxins concentration increase in shaded area (opposite side of light). Increased auxin concentrations are stimulatory for shoot growth so, shaded side shows more growth than lighed side. Thus, bending of shoot takes place towards the lighted side. |
Next Question :
|
Nerve impulse travels faster in |
|||
|
a) |
Medullated nerve fibre |
b) |
Non- medullated nerve fibre |
|
c) |
Both (a) and (b) |
d) |
None of the above |
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