Which scientists observed that the coleoptiles of canary grass respond to unilateral illumination by growing towards the light source?
- ACharles Darwin and Francis Darwin
- B$F. W. Went$
- C$F. Skoog$
- DCousins
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Similar Questions
Match the following columns regarding the discovery of plant growth regulators:
Column-$I$ Column-$II$ $A$. $F. W. Went$ $1$. $Kinetin$ $B$. $E. Kurosawa$ $2$. $Gibberellic$ $acid$ $C$. $Skoog$ $and$ $Miller$ $3$. $Auxin$ $D$. $Cousin$ $4$. $Ethylene$
Select the correct matching sequence:
| Column-$I$ | Column-$II$ |
| $A$. $F. W. Went$ | $1$. $Kinetin$ |
| $B$. $E. Kurosawa$ | $2$. $Gibberellic$ $acid$ |
| $C$. $Skoog$ $and$ $Miller$ | $3$. $Auxin$ |
| $D$. $Cousin$ | $4$. $Ethylene$ |
Select the correct matching sequence:
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View SolutionIn which direction does the transport of plant hormones occur?
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View SolutionWhich of the following substances act as a key growth regulator?
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View SolutionPlant growth regulators $(PGR)$ or plant hormones are generally
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View SolutionIn animals,there are special glands secreting hormones,whereas there are no glands in plants. Where are plant hormones formed? How are the hormones translocated to the site of activity?
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