What is the meaning of PGR in food storage in stem ?
sir in aquatic plant there is no root cap so how the root grows inside water
Thera is a sac like structure called root packet forms or helps instead of root cap.This case also happens in some parasitic plants
What is meaning of TRIMEROUS,TETRAMEROUS,PENTAMEROUS.arrangment
Trimerous,tetramerous and pentamerous means in multiple of 3,4 & 5 respectively.
the factor which initiate development of respiratory root in avicenia and other mangroove are.
1. saline marshes
2.poor oxygen supply
3. soil is physiologically dry
4. all the above are correct
and the answer is 4
and my doubt is explain the meaning of 'soil is physiologically dry'
Physiological dryness means water is thr but due to high salt concentration plant is not able to absorb water.
What is multilocular ovary in plants . please explain
If number of chamber/ locule is more than one
Assertion- carrot is a root.
Reason- it occurs underground and has unicellular root hairs.
Both are correct
Sir as in lecture one you said that root pockets are present in pandanus but root pockets are present in hydrophytes and multiple rootcap are present in pandanus.
This is written in my coaching notes.
Please tell the correct answer sir.
Multiple root caps are present in pandanus. And root pockets in hydrophytes
A/c to NCERT In Fabaceae Family Calyx is imbricate aestivation.
Is there any correction ?
it's either valvate/imbricate a/c to updated NCERT book
Sir you kept banana modification of stem into Rhizome as well as sucker ,but in exam which is correct answer
Both modifications are present