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6.Anatomy of Flowering Plants
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A nail is driven into the trunk of a $30$ year old tree at a point $1$ meter above the soil level. The tree grows in height at the rate of $0.5$ meters a year. After three years, the nail will be
A
$1$ meter above the soil
B
$1.5$ meter above the soil
C
$2$ meters above the soil
D
$2.5$ meters above the soil
Solution
(a) The nail will be $1$ meter above the soil because when tree grows in height it will not effect the base level (Tree grows in height from the apical region).
Standard 11
Biology
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