PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

Book Free Demo
1. Mention the differences between stomatal and lenticular transpiration.
 
a.  is the loss of water from the plants through stomata.
 
b. \(1 - 5\%\) of the water that is transpired from the leaves occurs through the stomata.
 
c.  are tiny, microscopic pores present in the epidermis of green leaves and shoots.
 
d.  is the loss of water from the plants through the lenticels.
 
e. \(1 - 5\%\) of the water that is transpired from the leaves occurs through the lenticels.
 
f.  are the tiny openings that protrude from the barks in woody stems and twigs and other plant organs.
 
2. To which directional stimuli do
 
a. roots respond
 
b. shoots respond?
 
i. Roots respond  and .
 
ii. Shoots respond  and .