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What is ploidy of nucellus,MMC,functional megaspore,female gametophyte?plz explain how?
judwa bacche kaise hote hai
What are microsporogenesis and megasporogenesis?
WHAT IS THE FUNCTION OF GERM PORE
eg of chasmogamous and cleistogamous flowers
what is the ploidy of nucellus , megaspore mother cell , the functional megaspore and female gametophyte ?
name 5 flowers that are used in social and cultural celebrations
endosperm development precedes embryo development. why?
how do tapetal cells become binucleate/multinucleate?
What would be the ploidy of the cells of tetrad?
What is the importance of apomixis and polyembryony? At least 4-5 points.....
Why do you think the exine should be hard? What is the function of germ pore?
why is aceto carmine used while performing mitosis experiment?
list at least five flowers of ornamental value that are commonly cultivated at homes and garden.
Can you think of how tapetal cells could become bi-nucleate?
is endosperm persistent in wheat,rice and maize?
how many embryo sacs are present in an ovule?how many ovules are present in an ovary?how many ovaries are presnt in a typical flower?
what is polygonum type of embryo sac?? plzz xplain in details..
incompatibility is a natural barrier in the fusion of gametes .justify the statement.
Can you please explain the outbreeding devices of pollination?
what are pollen or nectar robbers?
why the exine should be hard and what is the function of germ pore?
What is emasculation ? When and Why plant breeders employ this technique ?
what is the economic importance of pollen grains?
how could the tapetal cells become bi-nucleate?
what would be the genetic nature of apomictic embryos?can they be called clones?
papaya is a unisexual plant but both the male and female plant bears fruits. why?
describe the stages in embryo development in dicot plant
give the technical term for the types of pollination which ensures genetic recombination ?
what techinal term is given to the single cotyledon in the plants of grass family ?
how is pollination affected in zostera ?
2. Embryo sac is to ovule as _______ is to an anther.a. Stamenb. Filamentc. Pollen graind. Androecium
example for anatropous ovule and atropous ovule
Describe the characters of Anemophilous and Entomophilous flowers. (atleast 3 characters each with example.)
what is the function of filiform apparatus?
WHAT IS THE PLOIDY LEVEL OF SYNERGIDS , ANTIPODAL CELLS AND EGG CELLS ??
is there is any relationship between number of ovule in the ovary and the number of seed present in the fruit??????????????
what is the function of germ pore?
Give 2 differences between perisperm and endosperm with examples.
Pls tell me the function of polar nuclei in embryo sac ? I need it urgently.
wht is microspore tetrad ?
how long pollen grains retain viability?
How it is possible in oxalis and viola plants to produce assured seed sets even in the absence of pollinators?
what are synergids and antipodal cells how are connected to each other?
what is difference between microspore and pollen grain?
Explain the terms "tenuinucellate" and "crassinucellate" ?
What is the significance of double fertilisation?
May u plz tell...What are the examples of Geitonogamy and Xenogamy...???
Which one is the female gamete in embryo sac
(a) synergid (b) antipodal cell (c) oosphere (d) central cell
In book the answer is given as (d) but oosphere forms zygote on fertilisation by male gamete. So, I think it should be (c).
Plz tell me which one is correct option.
examples of plants containing monocarpellary pistil?
labelled diagram of microsporogenesis n macrosporogenesis.
How many germ pores are present in the pollen grain of monocots and dicots?
list two features of pollen grains of flowers of maize flower??? should we answer the question by simply writing down the features of general pollen grains or are there some chracteristic features of maize pollen..plz help!!!
what is the importance of the megaspore mother cell(MMC) undergoing meiosis?
what is the difference between microsporangia, microsporangium & megasporangia, megasporangium?
Why do the integuments of an ovule harden and the water content highly reduced as the seed matures?
explain any two devices by which autogamy is preventd in flowering plants
give examples of complete,perfect,imperfect ,incomplete flower
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