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What is Apogamy and apospory?
what would happen if meristems cease to divide? does this ever happen?
Sweet potato is the modification of
a) stem b) adventitious root c) tap root d) none of these
for any and every phase of growth,differentiation and development of plants, one or the other PGR has some
what is autoclaved herring sperm DNA ?
What is 'Plasmatic Growth'?
''2,4 - D widely used to kill dicotyledonous weeds , does not affect mature moocotyledonous plants. ''
why does it afffect oly dicotyledonous weeds and not monocotyledonous weed.?
Give 3 differences between arithmetic geometric growth.
Subjecting the growing of a biennial plant to a cold treatment stimulates a subsequent photoperiodic flowering response. Explain.
what is dormancy and abscission??
decapitaion is largely applied in hedge making and tea plantations .why ?
describe a tumour using the terms differentiation, dedifferentiation, redifferentiation
what are plasmodesmatal connections?
can we call the swelling of wood piece when we put it in water as its growth,why?
what is richmond lang effect?
distinguish between polysepalous and gamosepalous calyx
give examples of open differentiation correlating the position of a cell to its position in an organ.
why are auxins present in human urine??
what is conspicuous nuclei?
what are meristems, lateral meristems, vascular cambium, and cork cambium??
difference between absolute and realtive growth rate.
Plant growth is open type of growth.Discuss?
difference between auxin and cytokinin
What is function of gibberellines
Manganese is required in photolysis of water during photosynthesis,What is the meaning of this statement?
what is meant by rosette habit?
what is Vernalization???????????
What is function of ethylene.
1. Name two synthetic auxins.
WHAT IS -VE AND +VE ALLOSTERIC MODULATION??
how is the process of vernalisation advantageous to plant..?
what is the importance of bolting in rosette plants ?
TREATMENT OF SEED AT LOW TEMPERATURE UNDER MOIST CONDITION TO BREAK ITS DORMANCY IS CALLED 1] SACRIFICATION 2] VERNALIZATION 3] CHELATION 4]STARTIFICATION
what is "rossett habit" mean
what is parthenocarpy..??
teacher , plz give a list of plants that show hypogeal and epigeal germination.
specially mention in which category these plants fall - sunflower, castor, groundnut
five main groups of natural plant growth regulators. Write a note on
discovery, physiological functions and agricultural/horticultural
applications of any one of them.
what is anabolic and catabolic?
What is senescence?
differences between photoperiodism & vernalization
What is a-amylase test? (Here 'a' stands for alpha)
c)Sigmoid growth curve
The term heterosis was first coined by...????
what is gaseous plant hormone?what are its function????
THE NATURAL PLANT HORMONES WERE FIRST ISOLATED FROM ...1] CORN GERM OIL & HUMAN URINE 2] COTTON FRUITS SPINACH LEAVES & RICE PLANTS 3] AVENA COLEOPTILE SPINACH LEAVES & THE FUNGUS GIBBERELLA 4]HUMAN URINE & RICE SEEDLING
show diffrent phases of growth in plants with conditons?
WHAT ARE THE TYPICAL DIFFERENCES BETWEEN DIFFERENTIATION ,DEDIFFERENTIATION AND REDIFFERENTIATION? EXPLAIN
WHAT WAS F W WENT EXPERIMENT OF ISOLATED AUXINS ???????
what is initial lag phase,logarithmic or exponential phase,and stationary phase..... Give some details about all
how to get the sample papers of UP board for class12? FRIENSDS please help
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