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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
Q- In the embryos of a typical dicot and a grass, true homologous structuresare:a. Coleorhiza and coleoptileb. Coleoptile and scutellumc. Cotyledons and scutellumd. Hypocotyl and radicle
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
how do tapetal cells become binucleate/multinucleate?
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 would be the ploidy of the cells of tetrad?
What is the importance of apomixis and polyembryony? At least 4-5 points.....
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.
what would be the genetic nature of apomictic embryos?can they be called clones?
Can you think of how tapetal cells could become bi-nucleate?
Epiblast present in certain monocot embryo represents
(a) rudimentary leaves (b) mesocotyl (c) scutellum (d) second cotyledon
The answer for this question is given as (d) but in monocots there is only one cotyledon, then what is second cotyledon?
is endosperm persistent in wheat,rice and maize?
give 4 examples flowers undergoing xenogamy ?
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?
haploid organisms produces gametes by mitosis,does it mean that meosis never occurs in such organisms.justify your ans
What is emasculation ? When and Why plant breeders employ this technique ?
Pollination and seed formation are very crucial for fruit formation. How will you
how could the tapetal cells become bi-nucleate?
how are cucurbita plants different from papaya plants with reference to the position of the flower they bear
describe the stages in embryo development in dicot plant
WHAT IS THE PLOIDY LEVEL OF SYNERGIDS , ANTIPODAL CELLS AND EGG CELLS ??
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
Write the cellular contents carried by pollen tube.How the pollen tube does enter into the embryosac?
Describe the characters of Anemophilous and Entomophilous flowers. (atleast 3 characters each with example.)
what is the function of filiform apparatus?
what is the function of germ pore?
what are pollen or nectar robbers?
is there is any relationship between number of ovule in the ovary and the number of seed present in the fruit??????????????
what is difference between microspore and pollen grain?
Give 2 differences between perisperm and endosperm with examples.
wht is microspore tetrad ?
2 functions of pericarp
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?
Explain the terms "tenuinucellate" and "crassinucellate" ?
What is the significance of double fertilisation?
your friend would like to cross-pollinate the bisexual flower. how can you guide him to be successful in his experiment?
May u plz tell...What are the examples of Geitonogamy and Xenogamy...???
The central tissue is the nucellus in which the archesporium differentiates.......what is archesporium?
labelled diagram of microsporogenesis n macrosporogenesis.
How many germ pores are present in the pollen grain of monocots and dicots?
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.
what do we mean or explain line of dehiscence in anther ?
Why do the integuments of an ovule harden and the water content highly reduced as the seed matures?
Two parts in a flower in which the two most important units of sexual reproduction develop??
explain any two devices by which autogamy is preventd in flowering plants
give examples of complete,perfect,imperfect ,incomplete flower
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