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Anatomy of Flowering Plants — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYAnatomy of Flowering Plants3 Marks
Question
Give atleast three points of differences between spring wood and autumn wood.
✓

Answer

 
Spring Wood
Autumn Wood
1
The wood formed during favourable growth season (spring and summer), is called spring wood.
The wood formed during unfavourable growth periods (winter and autumn), is called autumn wood.
2
The cambium is very active and the secondary xylem vessels are larger in dimension.
The cambium is less active and the wood produced has vessels of narrow dimension.
3
It is lighter in colour.
It is darker in colour.
4
It has a lower density.
It has a higher density.

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