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Age of a tree can be estimated by

Its height and girth
Biomass
Number of annual rings
Diameter of its heartwood
Additional Questions

For a critical study of secondary growth in plants, which one of the following pairs is suitable?

Answer

Heartwood differs from sapwood in

Answer

The inner, darker and harder portion of secondary xylem that can not conduct water, in an older dicot stem, is called

Answer

Companion cells are closely associated with

Answer

The distinguishing character of imparipinnate leaf is that

Answer

The ovary is half inferior in flowers of

Answer

Which one of the following statements is correct?

Answer

The adventitious root which arises from the stem, penetrates into the soil, and helps support the stem is called

Answer

The fruit is chambered, developed from inferior ovary and has seeds with succulent testa in:

Answer

The most reduced stem is found in:

Answer
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