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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 is the mode of nutrition of archaebacteria?
what are book lungs and book gills?
what are the differences between mesoglea and mesoderm
difference between unisexual and bisexual reproduction
what is difference between gills AND BOOK GILLS
WHAT ARE THE AERIAL ADAPTATIONS IN BIRDS?
Why are all sponges regardless of size, limited to feeding on microscopic food particles?
why ctenophora are known as sea walnuts and comb jellies?
IS POREFERA TRIPLOBLASTIC OR DIPLOBLASTIC?
JUSTIFY THIS STATEMENT - "All vertebrates r chordates but all chordates r not vertebrates".
what is the function of muscular phaynx of aschelminthes ?
WHAT ARE THE ECONOMIC IMPORTACCO OF PHYLUM ARTHROPODA?
between intracellular and extracellular digestion?
BIRDS have monocondylic or dicondylic skull??
difference between polyp and medusa in tabular form
what is the difference between hemichordata and chordata?
what is the differnece between vector and carrier??
what is blind sac body plan ?
calculate the number of molecules present in 22g of carbon dioxide
WRITE THE GENERAL CHARACTERS OF THE CLASS MAMMALIA.
what is the difference between metamerism and segmentation ??
what are the exceptions in biology?
all vertebrates are chordates but all chordates are not vertebrates...explain in detail....3 marks...
what is meant by dioecious??????????
what is malpighian tubules ?
what is cycloid or ctenoid scales???
in class osteichthyes caudal fin is homocercal.. plz explain the underlined words..
what is the function of operculum???
is tree density positively correlated to mosquito densities?why?
What is the difference between pectoral and pelvic fins ? please provide a diagram as well.....
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??
phylum coelenterata are sessile. what is sessile?
what are choanocycles or collar cells?
difference between open type and closed type circulatory system in tabular form?
what are poikiothermous and homoiothermous?
which is the most poisonous snake in the world?
what is hypostome ( present in phylum cnidaria or phylum coelentereta)?
what is thallus?
In the flow chart for Phylum Chordata
Urochordata and Cephalochordata are known as Protochordates not Prochordates !!!!!!!!!!!!!
At one time sponges were classified as plants. Why?
what is metagenesis in CNIDARIANS?
Is there any connecting link between
1.Amphibians and Reptiles
2.Aves and Mammals
what does ossified endoskeleton mean?
Which is the animal with most stamina?
What do direct and indirect development mean?
wat is the body plan of platyhelminthes, annelids arthropods molluscs echinodermata
Give one scientific term for the following:
1. Blood filled cavity in arthropods.
2.A collection of nerve cell bodies.
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
An example of Pseudocoelom.
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?
what is the difference between the following classes?
a) salamander and lizard
b)lizard and snakes
c) Crocodilus and alligator
d) frogs and tods
Try to explain with the help of images of examples of different phylum, our concepts will be more clear and it will retain in our mindsfor a long time......
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