Samacheer Kalvi 12th Bio Zoology Human Reproduction Questions - 1

Question: 1

The milk secreted by the mammary glands soon after child birth is called

(A) Colostrum

(B) Lactose

(C) Mucous

(D) All of these

Question: 2

An adult male produces an average of ______ sperms per day.

(A) 200 million

(B) 300 million

(C) 300 billion

(D) 120 million

Question: 3

The entire process of spermatogenesis takes about ______ days.

(A) 44 days

(B) 50 days

(C) 60 days

(D) 64 days

Question: 4

In embryo development of human beings, how long does it takes for a zygote to convert into morula?

(A) 24 hrs

(B) 36 hrs

(C) 48 hrs

(D) 72 hrs

Question: 5

The type of antibodies present in colostrum.

(A) IgE

(B) IgM

(C) IgA

(D) IgB

Question: 6

The Androgen Binding Protein (ABP) is produced by

(A) Sertoli cells

(B) Hypothalamus

(C) Leydig cells

(D) Pituitary gland

Question: 7

The male sex hormone testosterone is secreted from

(A) Leydig cell

(B) Sertoli cells

(C) Epididymis

(D) Prostate gland