Which of the following is formed in light reaction of photosynthesis?
ATP
NADPH2
O2
All of the above
Who proposed 'fluid mosaic model' of plasma membrane?
Singer and Nicholson
Robertson
Benneson
None of the above
Respiratory roots (pneumatophores) are present in
mesophytes
halophytes
xerophytes
None of these
Growth of stem in diameter is due to
apical cell
lateral meristem
apical meristem
intercalary meristem
B.
lateral meristem
The stem of plants increases in girth by lateral meristem. It increases the girth of the plant root or stem, rather than its length. As long as thelateral meristems continue to produce new cells, the stem or root will continue to grow in diameter.
The plant group in which stomata opens in night is
mesophytes
succulents
hydrophytes
None of the above