MCQ
$ICSH$ acts on
- ASpermatogonia
- BNurse cells
- ✓Leydig cells
- DPrimary spermatocytes
✓
Answer
Correct option: C.
Leydig cells
c
(c) In males $ICSH$ (Interstitial cells stimulating hormone) activates the leydig’s cells of testes to secretes androgens.
(c) In males $ICSH$ (Interstitial cells stimulating hormone) activates the leydig’s cells of testes to secretes androgens.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Identify $A, B$ and $C$ in the given diagram
→A terrestrial animals must be able to
$I.$ Increased partial pressure of $O_{2}$
→$II.$ Increased partial pressure of $CO _{2}$
$III.$ Increased partial pressure of $H^{+i i}$
$IV.$ Decreased partial pressure of $O_{2}$
All the above situations favours the dissociation of oxyhaemoglobin except
$A$ - The puffed - up appearance of dough is dueto the production of $CO_2$ gas.
→$R$ - $LAB$ damages stomach.
Difference between $ZIFT$ and $IUT$ lies in the
→Read the following statements.
(A) In osteichthyes, male bears claspers in pelvic fins.
(B) In osteichthyes, mouth is terminal.
(C) Osteichthyes bears 2 pairs of gills which are covered by operculum.
(D) Fertilisation is external with direct development in Osteichthyes.
(E) Betta is commonly known as fighting fish; Pterophyllum as angel fish and exocoetus as saw fish.
(F) Tympanum represent the ear in amphibian and cloaca is common chamber for alimentary canal, urinary and reproductive tract.
(G) Icthyophis is the common limbless reptiles. (H) In Reptilia, fertilisation is internal and development is direct.
(I) Chameleon is commonly known as garden lizard: Hemidactylus as wall lizard and Calotes as tree lizard.
(J) In members of aves, skin is dry without glands except the oil gland at the base of tail.
(K) The digestive tract of birds has additional chamber crop and gizzard.
(L) Air sacs are connected to lungs and supplement respiration in birds.
(M) Neophron is known as vulture; Struthio as ostrich: pavo as parrot and Psittacula as peacock.
(N) In aves, fertilisation is internal and development is indirect.
(0) The most unique feature of mammalian characteristic is the presence of milk producing glands called mammary glands.
(P) The skin of mammals is unique in possessing hairs.
(Q) External ears or pinnae are present in mammals.
Choose the option having all incorrect statements :-
(A) In osteichthyes, male bears claspers in pelvic fins.
(B) In osteichthyes, mouth is terminal.
(C) Osteichthyes bears 2 pairs of gills which are covered by operculum.
(D) Fertilisation is external with direct development in Osteichthyes.
(E) Betta is commonly known as fighting fish; Pterophyllum as angel fish and exocoetus as saw fish.
(F) Tympanum represent the ear in amphibian and cloaca is common chamber for alimentary canal, urinary and reproductive tract.
(G) Icthyophis is the common limbless reptiles. (H) In Reptilia, fertilisation is internal and development is direct.
(I) Chameleon is commonly known as garden lizard: Hemidactylus as wall lizard and Calotes as tree lizard.
(J) In members of aves, skin is dry without glands except the oil gland at the base of tail.
(K) The digestive tract of birds has additional chamber crop and gizzard.
(L) Air sacs are connected to lungs and supplement respiration in birds.
(M) Neophron is known as vulture; Struthio as ostrich: pavo as parrot and Psittacula as peacock.
(N) In aves, fertilisation is internal and development is indirect.
(0) The most unique feature of mammalian characteristic is the presence of milk producing glands called mammary glands.
(P) The skin of mammals is unique in possessing hairs.
(Q) External ears or pinnae are present in mammals.
Choose the option having all incorrect statements :-
Tadpoles of frog can be made to grow as giant sized tadpoles, if they are
The parts of nephron situated in cortical region of kidney are
The association areas are not responsible for
In human beings, the colour of skin is controlled by