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why are the plants having single-seeded fruits and plants having fruits with surplus one seedthe plants that produce single-seeded fruits for
q show takhtajans system of classificationanother important phytogenetic system was proposed by takhtajan the famous russian palaeobotanist working
how are the fruits formedthe fecundation is in angiosperms triggers the release of hormones that act upon the ovaries the ovary wall after that it
from which floral structure do fruits comefruits are customized ovaries of the
what are the major functions of fruitsthe major functions of fruits are the protection and spreading of
what are cotyledonscotyledons or else seed leaves are structures formed by the embryo of angiosperms to absorb nutrients from the endosperm and to
how dissimilar are the endosperm of gymnosperms and the endosperm of angiospermsin the gymnosperms the endosperm is haploid n it is called as primary
what are typical structures of the seed what is the endosperma typical seed is the composed of the embryo endosperm and shell inside seeds of
q describe the phylogenetic system of classification1 hutchinson believed in monophyletic origin of angiosperms from a hypothetical group which he
what is the dichogamydichogamy is phenomenon of the maturation of female reproductive structures of the plant in a different period to the maturation
what is difference between self pollination and cross pollination which of the two modes of pollination contributes more to the plant diversityself
q hutchinsons system of classificationjohn hutchinson a renowned british botanist proposed 24 phyletic dicta or principles and based on these dicta
q show classification of englearn dprantls systemthe outline and basis of classification of englearn d prantls system are given below1 plant kingdom
q engler and prantls system of classificationadolf engler professor of botany university of berlin germany proposed a phylogenetic system of
q phylogenetic systems of classificationas already pointed out earlier that in phylogenetic system the plants are classified according to their
after the pollination how does fecundation occur in angiosperms in these plants is fecundation dependent on waterafter the pollination one of the
q merits and demerits of system classificationmeritsthe merits of this systemare as underbullcareful observation and original description of the
q basis of classification on form-relationship principleas pointed out earlier this system is mainly based on form-relationship principle thus the
how different are gymnosperms from pteridophytes and bryophytesgymnosperms are not cryptogamic as pteridophytes and bryophytes are they are
q describe bentham and hookers systembernard de jussieu 1699-1776 tried to classify the plants in royal garden paris during this exercise he
q how linnaeus classify the plant kingdomlinnaeus classified the plant kingdom into 24 classes in his famous work genera plantarum 1737 and species
what are the major divisions and representing species of the gymnospermsthis group of plants can be separated into conifers pine sequoia cypress that
q on which type of basis you classify the plantslinnaeus mainly employed the characters of stamens and carpels and that is why the system is called
what is xaximmost pteridophytes have subterraneous stems similar to the substrate called as rhizomes xaxim is a kind of pteridophyte with an aerial
q show artificial systems of classification of plantscarolus linnaeus 1707-1778 popularly known as carl von linne was born on may 1707 at result a