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what is the difference between radial symmetry and bilateral symmetry since in both the body has to be divided into two equal halves.
what are ostia?
The first largest phylum is Phyllum arthroproda and the second is phyllum mollusca,then which is the third one?
what are book lungs and book gills?
what is difference between gills AND BOOK GILLS
difference between unisexual and bisexual reproduction
WHAT ARE THE AERIAL ADAPTATIONS IN BIRDS?
what is the difference between metamerism and segmentation ??
IS POREFERA TRIPLOBLASTIC OR DIPLOBLASTIC?
JUSTIFY THIS STATEMENT - "All vertebrates r chordates but all chordates r not vertebrates".
WHAT ARE THE ECONOMIC IMPORTACCO OF PHYLUM ARTHROPODA?
between intracellular and extracellular digestion?
what is the function of muscular phaynx of aschelminthes ?
BIRDS have monocondylic or dicondylic skull??
what are the differences between mesoglea and mesoderm
difference between polyp and medusa in tabular form
what is the difference between hemichordata and chordata?
what is thallus?
what is the differnece between vector and carrier??
what is blind sac body plan ?
phylum coelenterata are sessile. what is sessile?
calculate the number of molecules present in 22g of carbon dioxide
WRITE THE GENERAL CHARACTERS OF THE CLASS MAMMALIA.
What is the mode of nutrition of archaebacteria?
all vertebrates are chordates but all chordates are not vertebrates...explain in detail....3 marks...
Give True or False.
a) Gymnosperms differ from Angiosperms in having covered seed.
b) Non-flowering plants are called Crytogamae.
c) Bryophutes have conducting tissue.
d) Funaria is a moss.
e) Compound leaves are found in many ferns.
f) Seeds contain embryo.
What is the difference between pectoral and pelvic fins ? please provide a diagram as well.....
what is malpighian tubules ?
is tree density positively correlated to mosquito densities?why?
why ctenophora are known as sea walnuts and comb jellies?
D) Free swimming
I think the answer is sessile but it is given as pelgic.
Kindly explain it mam/sir.
why are urochordates called tunicates?
1.]what is halophytic nutrition??
2.]what are sessile animals??
3.]what is spicules??
4.] what is an hermaphrodite organism??
what are choanocycles or collar cells?
What is the difference between cnidaria and ctenophores? Is ctenophore a part of coelenterata too? Please give complete information
difference between open type and closed type circulatory system in tabular form?
which is the most poisonous snake in the world?
what is hypostome ( present in phylum cnidaria or phylum coelentereta)?
In the flow chart for Phylum Chordata
Urochordata and Cephalochordata are known as Protochordates not Prochordates !!!!!!!!!!!!!
what is metagenesis in CNIDARIANS?
what does ossified endoskeleton mean?
what is the meaning of post anal tail in phylum chordate?
Is there any connecting link between
1.Amphibians and Reptiles
2.Aves and Mammals
What do direct and indirect development mean?
Give one scientific term for the following:
1. Blood filled cavity in arthropods.
2.A collection of nerve cell bodies.
In cyclostomes ....are sexes separate and is development direct or indirect?
circulatory system of cockroach differs from that of the earth worm in:
1) lacking capillary network
2) lacking large blood vessels
3) possessing valves in large blood vessels
4) having a higher speed of circulation
why are earthoworm's called ploughman of nature?
An example of Pseudocoelom.
all vertebrates are chordates but all chordates are not vertebrates. justify.
function of anal cirri in nereis ?
plz show me diagram of wuchereria (filarial worm) plz plz plz help me .
wat is the function of electric organ and poisnous sting in chondrichthyes?
Justify the statement"Mmmalia are the most succesful and dominat animal today" ?
What are the characteristics of phylum-porifera?
What term is given to the asexually reproducing phase of certain cnidarians.
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