During emergency, which of the following hormone is secreted ?
Aldosterone
Thyroxine
Adrenalin
Calcitonin
Which of the following is a transparent tissue ?
Tendon
Fibrous cartilage
Hyaline cartilage
All of the above
Which of the following cell type is capable of giving rise to other cell types in sponges ?
Thesocytes
Pinacocytes
Cnidocytes
Archaeocytes
Malpighian tubµles are
excretory organs of insects
excretory organs of frog
respiratory organs of insects
endocrine glands of insects
The characteristic larva of phylum Coelenterata is
planula
cysticercus
rhabditiform
wriggler
A.
planula
The characteritics larva of Phylum- Coelenterata is Planula (Obelia) and Ephyra (Aurelia).
Cysticercus is the third larval stage seen in Taenia besides oncosphere, hexacanth (other two larval stages).
Rhabditiform is the first larval stage in Ascaris, which is formed within 10-14 days.
Wriggler is the larva of mosquito.