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
The female genital pore of Pheretima posthuma located upon the segment ?
14th
16th
18th
15th
A.
14th
In Pheretima posthuma, female genital pore is present on 14th segment and one pair of ovary is present on 13th segment. Genital papillae is present on 17th and 19th segment and male genital apertures are present on 18th segment.
Malpighian tubµles are
excretory organs of insects
excretory organs of frog
respiratory organs of insects
endocrine glands of insects