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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.
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?
difference between unisexual and bisexual reproduction
Is development direct in chondrichthyes?
WHAT ARE THE AERIAL ADAPTATIONS IN BIRDS?
what is difference between gills AND BOOK GILLS
what are the differences between mesoglea and mesoderm
IS POREFERA TRIPLOBLASTIC OR DIPLOBLASTIC?
What is the difference between cnidaria and ctenophores? Is ctenophore a part of coelenterata too? Please give complete information
JUSTIFY THIS STATEMENT - "All vertebrates r chordates but all chordates r not vertebrates".
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 ARE THE ECONOMIC IMPORTACCO OF PHYLUM ARTHROPODA?
RADIAL SYMMETRY IS NOT FOUND IN .....1] HYDRA 2] STARFISH 3] SPONGE 4] SPIDER
between intracellular and extracellular digestion?
in ascidia, is notochord present in adult also
BIRDS have monocondylic or dicondylic skull??
difference between polyp and medusa in tabular form
why are urochordates called tunicates?
what is the difference between hemichordata and chordata?
what is the differnece between vector and carrier??
what is blind sac body plan ?
Give one scientific term for the following:
1. Blood filled cavity in arthropods.
2.A collection of nerve cell bodies.
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?
what are ostia?
what is the difference between metamerism and segmentation ??
all vertebrates are chordates but all chordates are not vertebrates...explain in detail....3 marks...
what is hypostome ( present in phylum cnidaria or phylum coelentereta)?
what is malpighian tubules ?
is tree density positively correlated to mosquito densities?why?
What is the difference between phyla and phylum?
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?
why ctenophora are known as sea walnuts and comb jellies?
difference between open type and closed type circulatory system in tabular form?
which is the most poisonous snake in the world?
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
what is thallus?
What term is given to the asexually reproducing phase of certain cnidarians.
In the flow chart for Phylum Chordata
Urochordata and Cephalochordata are known as Protochordates not Prochordates !!!!!!!!!!!!!
what is metagenesis in CNIDARIANS?
D) Free swimming
I think the answer is sessile but it is given as pelgic.
Kindly explain it mam/sir.
what does ossified endoskeleton mean?
what is the function of muscular phaynx of aschelminthes ?
Is there any connecting link between
1.Amphibians and Reptiles
2.Aves and Mammals
Why are mammals so named?
What do direct and indirect development mean?
what is oviviviparous ??
An example of Pseudocoelom.
biradial symmetry is found in
all vertebrates are chordates but all chordates are not vertebrates. justify.
plz show me diagram of wuchereria (filarial worm) plz plz plz help me .
Justify the statement"Mmmalia are the most succesful and dominat animal today" ?
What are the characteristics of phylum-porifera?
Is shark mammal or pisces ?
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