What is the primary function of stipules?
Protection of young buds
Photosynthesis
Support for the leaf
Water absorption
Related Questions
Swollen leaf base is called
Lamina
Petiole
Pulvinus
Leaf blade
The main function of bulliform cells in grasses is:
To roll the leaf during water stress
Photosynthesis
Gaseous exchange
Storage of water
Uniparous, biparous and multiparous systems of branching are found respectively in
Mirabilis, Datura and vine
Saraca, Mirabilis and Euphorbia
Vine, Polyalthia and Saraca
Casuarina, Saraca and Croton
What are the small openings on the underside of a leaf called that regulate gas exchange?
Cuticle
Veins
Trichomes
Stomata
The type of leaf in Daucus carota is
Simple
Bipinnate
Tripinnate
Decompound
phyllotaxy is found in
Distichous condition
Tristichous condition
Monostichous condition
None of the above
Which of the following is NOT a modification of a leaf?
Tendril
Spine
Tuber
Scale leaf
Identify the order of plants showing alternate, opposite and whorled phyllotaxy.
China rose, Calotropis and Nerium
China rose, Nerium and Calotropis
Nerium, China rose and Calotropis
Nerium, Calotropis and China rose
A plant exhibiting Kranz anatomy experiences a sudden drop in atmospheric CO2 levels. Which of the following is the MOST LIKELY immediate consequence on its photosynthetic efficiency?
Reduced initial fixation of CO2 by PEP carboxylase in mesophyll cells.
Increased oxygenation of RuBisCO in bundle sheath cells.
Immediate cessation of the Calvin cycle in bundle sheath cells.
Enhanced activity of photorespiration in mesophyll cells.
Epiphyllous buds are found in
Ceratophyllum
Bouganvellia
Bryophyllum
Bulbophyllum
