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What is ploidy of nucellus,MMC,functional megaspore,female gametophyte?plz explain how?
judwa bacche kaise hote hai
Theca are separated by a longitudinal groove running lengthwise. explain please
What are microsporogenesis and megasporogenesis?
WHAT IS THE FUNCTION OF GERM PORE
list at least five flowers of ornamental value that are commonly cultivated at homes and garden.
eg of chasmogamous and cleistogamous flowers
what is the ploidy of nucellus , megaspore mother cell , the functional megaspore and female gametophyte ?
what is the importance of the megaspore mother cell(MMC) undergoing meiosis?
name 5 flowers that are used in social and cultural celebrations
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.....
is sporogenous tissue and pollen mother cell the same thing ?please also explain microsporogenisis... i am confused...
why is aceto carmine used while performing mitosis experiment?
what are pollen or nectar robbers?
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?
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?
name the cell that develops into embryo sac and explain how this cell leads to the formation of embryo sac
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?
is tomato a false fruit? why?
endosperm development precedes embryo development. why?
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?
example for anatropous ovule and atropous ovule
is there a difference between pollen sac n microsporangia??
Describe the characters of Anemophilous and Entomophilous flowers. (atleast 3 characters each with example.)
what is the function of filiform apparatus?
How many meiotic division required,if we have to produce 800 seed?Please explain it how?
WHAT IS THE PLOIDY LEVEL OF SYNERGIDS , ANTIPODAL CELLS AND EGG CELLS ??
what is the other name of pollen grain?
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?
explain the meaning of line..
since reproductive processes such as pollination and fertilization are independent of water seed formation is more dependable..
Give 2 differences between perisperm and endosperm with examples.
what is gynomonocious and gynodiocious?
How it is possible in oxalis and viola plants to produce assured seed sets even in the absence of pollinators?
Draw a diagram of male gametophyte of an angiosperm. Label any four parts. Why is sporopollenin considered the most resistant material.
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?
to produce 500 pollen grains,how many microspore mother cells r required???? plz explain....
what are pollen banks
May u plz tell...What are the examples of Geitonogamy and Xenogamy...???
in which characters air pollinated flowers differ from insect pollinated ones ?
a) Due to small perianth & sticky pollen
b) Small coloured perianth & heavy pollen grains
c) Coloured perianth & large pollen grains
d) Without perianth & light pollen grains
labelled diagram of microsporogenesis n macrosporogenesis.
How many germ pores are present in the pollen grain of monocots and dicots?
what is the difference between microsporangia, microsporangium & megasporangia, megasporangium?
incompatibility is a natural barrier in the fusion of gametes .justify the statement.
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
what is the function of pollen vegetative cell??
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