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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
what is autoclaved herring sperm DNA ?
''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 'Plasmatic Growth'?
what would happen if meristems cease to divide? does this ever happen?
Give 3 differences between arithmetic geometric growth.
why are auxins present in human urine??
what is dormancy and abscission??
decapitaion is largely applied in hedge making and tea plantations .why ?
what is meant by rosette habit?
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
Subjecting the growing of a biennial plant to a cold treatment stimulates a subsequent photoperiodic flowering response. Explain.
what are meristems, lateral meristems, vascular cambium, and cork cambium??
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 Vernalization???????????
give examples of open differentiation correlating the position of a cell to its position in an organ.
What is function of ethylene.
WHAT ARE THE TYPICAL DIFFERENCES BETWEEN DIFFERENTIATION ,DEDIFFERENTIATION AND REDIFFERENTIATION? EXPLAIN
What is function of gibberellines
more about arithmetic growth
for any and every phase of growth,differentiation and development of plants, one or the other PGR has some
Manganese is required in photolysis of water during photosynthesis,What is the meaning of this statement?
sir/mam can u give 2 reasons to explain that the onion is a modified stem ?plzzzzzzzzzzz answer this question as quick as possible.
What is Vernalisation???????
give examples of protoplasmic modifications.
what is vernalisation?
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 parthenocarpy..??
What would be expected to happen if:
(a) GA3is applied to rice seedlings?
teacher , plz give a list of plants that show hypogeal and epigeal germination.
specially mention in which category these plants fall - sunflower, castor, groundnut
What is vernalization?? i didnt understand the topic well. Also what is photoperiodism.
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?
describe a tumour using the terms differentiation, dedifferentiation, redifferentiation
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...????
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 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?
WHAT WAS F W WENT EXPERIMENT OF ISOLATED AUXINS ???????
what is monocarpic plants? pls explain sir/madam?
how to get the sample papers of UP board for class12? FRIENSDS please help
what is meant by large conspicuous nuclei?
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