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ICSE Class 6 Biology Question 15 of 21

The Leaf — Question 19

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Question 13

The figures given alongside represent the different kinds of leaf arrangements on the stem. Study the figures and answer the following :

The figures given alongside represent the different kinds of leaf arrangements on the stem. Study the figures and answer the following :Concise Biology Solutions ICSE Class 6.

(i) a technical term for the arrangement of leaves on the stem.

(ii) Name the three kinds of arrangements shown in the figure A, B and C respectively.

(iii) Give one example of each kind of arrangement.

Answer

(i) Phyllotaxy.

(ii)
Figure A shows Alternate phyllotaxy.
Figure B shows Opposite phyllotaxy.
Figure C shows Whorled phyllotaxy.

(iii)
An example of Alternate phyllotaxy — Mint
An example of Opposite phyllotaxy — Jasmine
An example of Whorled phyllotaxy — Oleander (Nerium)