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What is ploidy of nucellus,MMC,functional megaspore,female gametophyte?plz explain how?
what is the other name of pollen grain?
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
what is floral rewards?
how do tapetal cells become binucleate/multinucleate?
what is sporopollenin??
What would be the ploidy of the cells of tetrad?
list at least five flowers of ornamental value that are commonly cultivated at homes and garden.
What is the importance of apomixis and polyembryony? At least 4-5 points.....
why is aceto carmine used while performing mitosis experiment?
Theca are separated by a longitudinal groove running lengthwise. explain please
Can you think of how tapetal cells could become bi-nucleate?
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 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 ?
how could the tapetal cells become bi-nucleate?
what would be the genetic nature of apomictic embryos?can they be called clones?
describe the stages in embryo development in dicot plant
Why do you think the exine should be hard? What is the function of germ pore?
endosperm development precedes embryo development. why?
example for anatropous ovule and atropous ovule
Describe the characters of Anemophilous and Entomophilous flowers. (atleast 3 characters each with example.)
What is the landing platform for the pollen grains?
what is the function of filiform apparatus?
WHAT IS THE PLOIDY LEVEL OF SYNERGIDS , ANTIPODAL CELLS AND EGG CELLS ??
is tomato a false fruit? why?
is there is any relationship between number of ovule in the ovary and the number of seed present in the fruit??????????????
Name the 2 cells present in mature pollen grain.
what is the function of germ pore?
Give 2 differences between perisperm and endosperm with examples.
How it is possible in oxalis and viola plants to produce assured seed sets even in the absence of pollinators?
what are pollen banks
wht is microspore tetrad ?
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...???
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 ?
labelled diagram of microsporogenesis n macrosporogenesis.
How many germ pores are present in the pollen grain of monocots and dicots?
Give the other name of pollen sac
what is the importance of the megaspore mother cell(MMC) undergoing meiosis?
what is the difference between microsporangia, microsporangium & megasporangia, megasporangium?
incompatibility is a natural barrier in the fusion of gametes .justify the statement.
thalamus is a modified stem. Please. Explain. This also
Why do the integuments of an ovule harden and the water content highly reduced as the seed matures?
What is gootee
explain any two devices by which autogamy is preventd in flowering plants
give examples of complete,perfect,imperfect ,incomplete flower
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