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What is Apogamy and apospory?
Sweet potato is the modification of
a) stem b) adventitious root c) tap root d) none of these
''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.?
what is autoclaved herring sperm DNA ?
What is 'Plasmatic Growth'?
what would happen if meristems cease to divide? does this ever happen?
why are auxins present in human urine??
Give 3 differences between arithmetic geometric growth.
what is meant by rosette habit?
what is dormancy and abscission??
what is conspicuous nuclei?
decapitaion is largely applied in hedge making and tea plantations .why ?
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
what are meristems, lateral meristems, vascular cambium, and cork cambium??
what are the factors that affect the plant growth?
difference between absolute and realtive growth rate.
Plant growth is open type of growth.Discuss?
difference between auxin and cytokinin
what is Vernalization???????????
give examples of open differentiation correlating the position of a cell to its position in an organ.
What is function of gibberellines
Manganese is required in photolysis of water during photosynthesis,What is the meaning of this statement?
What is function of ethylene.
WHAT ARE THE TYPICAL DIFFERENCES BETWEEN DIFFERENTIATION ,DEDIFFERENTIATION AND REDIFFERENTIATION? EXPLAIN
WHAT IS -VE AND +VE ALLOSTERIC MODULATION??
TREATMENT OF SEED AT LOW TEMPERATURE UNDER MOIST CONDITION TO BREAK ITS DORMANCY IS CALLED 1] SACRIFICATION 2] VERNALIZATION 3] CHELATION 4]STARTIFICATION
how is the process of vernalisation advantageous to plant..?
what is the importance of bolting in rosette plants ?
what is parthenocarpy..??
what is kinetins?
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 senescence?
give examples of protoplasmic modifications.
describe a tumour using the terms differentiation, dedifferentiation, redifferentiation
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
differences between photoperiodism & vernalization
show diffrent phases of growth in plants with conditons?
What is a-amylase test? (Here 'a' stands for alpha)
c)Sigmoid growth curve
The term heterosis was first coined by...????
WHAT WAS F W WENT EXPERIMENT OF ISOLATED AUXINS ???????
who reported that coconut milk contains cytokinin?(Skoog or Steward???)...plz rpy soon.
how to get the sample papers of UP board for class12? FRIENSDS please help
What will be the direction of movement of water , when a solution A having water potential of - 9 bars and another solution B - 4 bars is separated by a semipermeable membrane?and WHy?
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