Page 1 - 2.Lesson notes-Reproduction, Modes of reproduction, Male reproductive system
P. 1
SAI International School
Subject – Biology, Class-VIII
Topic-Reproduction in animals
Sub topic- Reproduction, modes of reproduction and male
reproductive system
Module -26
Lesson Notes
Reproduction and its importance
The process of producing young ones of their own kind by living organisms is called
reproduction.
Every living organism has limited life span.
Reproduction ensures continuation of similar kind of living organisms (Species)
generation after generation.
Modes of reproduction
There are two modes of reproduction such as sexual reproduction and asexual
reproduction.
Sexual reproduction Asexual reproduction
Two parents such as male and female Only one parent is required for this mode
parents are required for this mode of of reproduction.
reproduction.
Gamete formation takes place in this mode. Gamete formation does not take place in
. this mode.
Fertilization and zygote formation takes Fertilization and zygote formation does not
place. take place.
Young ones are not identical to parents . Young ones are identical to parents .
Sexual reproduction
In animals, the males have male reproductive system and females have female
reproductive system for sexual reproduction.
