Model Paper 10 — NEET STD 11 Science — Question

Swarming is found in

Bones of the limbs along with their girdles constitutes the

Which of the following statements are incorrect for spermatogenesis ?
(i) In testis, the immature male germ ceils spermatogonia produce sperms by spermatogenesis that begins at puberty.
(ii) Some of the spermatogonia called primary spermatocytes periodically undergo meiosis.
(iii) The spermatids are transformed into spermatozoa (sperms) by the process called spermiogenesis.
(iv) Sperm released from the seminiferous tubules by the process called spermiation.
(v) Spermatogenesis starts at the age of puberty due to significant increase in the secretion of gonadotropin releasing hormone (GnRH).
(vi) Androgens stimulate the process of spermatogenesis.
(vii) FSH acts on the Sertoli cells and stimulates secretion of some factors which help in the process of spermiogenesis.

Which is common amongst Fly, Mosquito and Cockroach

Parturition is

Inner to hilum of the kidney, there is a broad funnel-shaped space called

An increase in blood flow to the atria of the heart can cause the release of ............ and it cause ............ in blood vessels.

Monocondylic skull, warm blooded animals with air sacs are present in