MCQ
Seed habit originated firstly in some
- ✓Pteridophytes
- BPines
- CMonocots
- DDicots
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$(I)$ It is located on the dorsal side of forebrain.
$(II)$ It plays very important role in the regulation of $24$ hour rhythum of our body.
$(III)$ It helps in maintaining the body temperature
$(IV)$ It's hormone, influences the metabolism as well as defense capability.
$I.$ It does not help in water conduction.
$II.$ It is also called alburnum.
$III.$ It is dark in colour but very soft.
$IV.$ It has tracheary elements, which are filled with tannin, resin, etc.