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What is Apogamy and apospory?
describe a tumour using the terms differentiation, dedifferentiation, redifferentiation
Sweet potato is the modification of
a) stem b) adventitious root c) tap root d) none of these
what would happen if meristems cease to divide? does this ever happen?
what is autoclaved herring sperm DNA ?
give examples of open differentiation correlating the position of a cell to its position in an organ.
What is 'Plasmatic Growth'?
Give 3 differences between arithmetic geometric growth.
Why is differentiation in plants considered open?
what is dormancy and abscission??
decapitaion is largely applied in hedge making and tea plantations .why ?
can we call the swelling of wood piece when we put it in water as its growth,why?
what is richmond lang effect?
what are plasmodesmatal connections?
distinguish between polysepalous and gamosepalous calyx
What is bolting experiment? How can it be induced by which growth regulators?
what are meristems, lateral meristems, vascular cambium, and cork cambium??
Give some examples for differentiation , Dedifferentiation And redifferentiation
why are auxins present in human urine??
what is conspicuous nuclei?
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
What is gibbane ring?
Manganese is required in photolysis of water during photosynthesis,What is the meaning of this statement?
what is Vernalization???????????
What is function of ethylene.
WHAT IS -VE AND +VE ALLOSTERIC MODULATION??
what is the importance of bolting in rosette plants ?
how is the process of vernalisation advantageous to plant..?
A farmer grows cucumber plants in his field. He wants to increase the no. of female flowers in them. Which plant growth regulator can be applied to achieve this?
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 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
removal of shoot tips results in growth of lateral buds. why?
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?
differences between photoperiodism & vernalization
What is a-amylase test? (Here 'a' stands for alpha)
examples of open differentiation correlating the position of a cell to its position in an organ?
c)Sigmoid growth curve
The term heterosis was first coined by...????
show diffrent phases of growth in plants with conditons?
''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.?
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
how to get the sample papers of UP board for class12? FRIENSDS please help
WHAT ARE THE TYPICAL DIFFERENCES BETWEEN DIFFERENTIATION ,DEDIFFERENTIATION AND REDIFFERENTIATION? EXPLAIN
WHAT WAS F W WENT EXPERIMENT OF ISOLATED AUXINS ???????
What is Vernalisation???????
functions of auxin , gibberellins , cytokinin , ethylene , abscissic acids ?
Which combination of gases is suitable for fruit ripening?
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