Fill in the blanks.i. In humans, sperm production occurs in the organ

Fill in the blanks.i. In humans, sperm production occurs in the organ ………… (a) prostate gland (b) testis (c) ovaries (d) Cowper’s glandii. In humans, …………. chromosome is responsible for maleness. (a) X (b) Y (c) Z (d) Oiii. In male and female reproductive system of human, …………. gland is same.iv. Implantation of embryo occurs in …………v. e. …………type of reproduction occurs without fusion of gametes.vi. Body breaks up into several fragments and each fragment begins to live as a new individual. This is ………. type of reproduction. (a) regeneration (b) fragmentation (c) binary fission (d) buddingvii. g. Pollen grains are formed by division in locules of anthers. (a) meiosis (b) mitosis (c) amitosis (d) binary

Answer»

i. (b) testis

ii. (b) Y

iii. There is no similar gland in male and female reproductive system. There may be some homologies but there is no similarity.

iv. (c) uterus

v. (a) Asexual

vi. (b) fragmentation

vii. (a) meiosis