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What is ploidy of nucellus,MMC,functional megaspore,female gametophyte?plz explain how?
judwa bacche kaise hote hai
list at least five flowers of ornamental value that are commonly cultivated at homes and garden.
What are microsporogenesis and megasporogenesis?
WHAT IS THE FUNCTION OF GERM PORE
name the cell that develops into embryo sac and explain how this cell leads to the formation of embryo sac
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
Why do you think the exine should be hard? What is the function of germ pore?
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.....
endosperm development precedes embryo development. why?
why is aceto carmine used while performing mitosis experiment?
Can you think of how tapetal cells could become bi-nucleate?
what is the importance of the megaspore mother cell(MMC) undergoing meiosis?
is endosperm persistent in wheat,rice and maize?
what is polygonum type of embryo sac?? plzz xplain in details..
Can you please explain the outbreeding devices of pollination?
what is sporopollenin??
why the exine should be hard and what is the function of germ pore?
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 emasculation ? When and Why plant breeders employ this technique ?
how could the tapetal cells become bi-nucleate?
what would be the genetic nature of apomictic embryos?can they be called clones?
what are synergids and antipodal cells how are connected to each other?
describe the stages in embryo development in dicot plant
incompatibility is a natural barrier in the fusion of gametes .justify the statement.
"It also requires synchrony in the pollen release and stigma receptivity" Din't quite understand the line. So if some one could expplain...!?
why are most or should i say all anthers bilobed and dithecous ? what kind of importance this kind of structure offer ? is it to promote more number of pollen grains,better dehiscence technique or some other reasons ?
example for anatropous ovule and atropous ovule
what are pollen or nectar robbers?
Describe the characters of Anemophilous and Entomophilous flowers. (atleast 3 characters each with example.)
what are pollen banks
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?
2. Embryo sac is to ovule as _______ is to an anther.a. Stamenb. Filamentc. Pollen graind. Androecium
Give 2 differences between perisperm and endosperm with examples.
is pollen mother cell and microspore mother the same??
How it is possible in oxalis and viola plants to produce assured seed sets even in the absence of pollinators?
wht is microspore tetrad ?
how many flowers are present on a tree?
what is difference between microspore and pollen grain?
Explain the terms "tenuinucellate" and "crassinucellate" ?
What is the significance of double fertilisation?
what is floral rewards?
May u plz tell...What are the examples of Geitonogamy and Xenogamy...???
difference between apomixis and polyembryony ?
is sporogenous tissue and pollen mother cell the same thing ?please also explain microsporogenisis... i am confused...
Draw a diagram of male gametophyte of an angiosperm. Label any four parts. Why is sporopollenin considered the most resistant material.
labelled diagram of microsporogenesis n macrosporogenesis.
What is perispermic seed???
How many germ pores are present in the pollen grain of monocots and dicots?
what is the difference between microsporangia, microsporangium & megasporangia, megasporangium?
What is apomixis? How is it different from polyembryony?
Why do the integuments of an ovule harden and the water content highly reduced as the seed matures?
how many ovaries are present in a typical flower?
explain any two devices by which autogamy is preventd in flowering plants
give examples of complete,perfect,imperfect ,incomplete flower
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