|A foliar structure called the
coleoptile surrounds the epicotyl
and a leaf primordium
|Roots and their caps are enclosed
in a sheath called a coleorhiza.
|It protects the plumule during
emergence from soil.
|For the first leaf to appear, there
is an opening at the end of the
coleoptile. The colorhizae are
|Plumules are protected from soil
when they emerge from soil.
|Radicles are not protected when
they pass through the soil.
|It grows much beyond the grain||After emergence from grain it
|Coleoptile after emergence from
|Coleorhiza does not come out of
|Germination occurs when the seed
becomes green and begins to
|It remains nongreen|
What is apomixis and what is its importance?
Explain the role of tapetum in the formation of pollen-grain walls.
If one can induce parthenocarpy through the application of growth substances, which fruits would you select to induce parthenocarpy and why?
What is meant by emasculation? When and why does a plant breeder employ this technique?
Why is an apple called a false fruit? Which part(s) of the flower forms the fruit?