Question 1 What are viviparous animals? Give example? Question 2 What are oviparous animals. Give example? Question 3 Give few differences between viviparous and oviparous animals? Viviparous Animals Those animals which give birth to young ones or baby animals are called viviparous animals. The young one develops in the uterus inside the body of the mother. When the … [Read more...] about Viviparous Animals and Oviparous Animals
Class 8
In Vitro Fertilisation
Question 1 What type of couples are helped to have babies by in vitro fertilisation technique? Question 2 Describe the in vitro fertilisation technique of reproduction in humans? Question 3 What are test tube babies? In Vitro Fertilisation In healthy women fertilisation of egg by sperm take place in the oviduct or fallopian tube. The oviduct of some women are blocked … [Read more...] about In Vitro Fertilisation
Development of Embryo
Question 1 What is fertilisation? Question 2 How does the development of an embryo takes place? Question 3 What is implantation? Question 4 How does the fertilisation of a human egg by a sperm take place to form a zygote? Question 5 Define foetus? After how many weeks of development, a human embryo is said to become a foetus? Question 6 Give a difference between … [Read more...] about Development of Embryo
Sexual Reproduction in Humans
Question 1 Name the organs which produce male gametes? Question 2 Name the organs which produce female gametes? Question 3 What are the male gametes in human called? Question 4 What are the female gametes in human called? Question 5 Which organ of the human body passes sperm from a man to a woman? Question 6 In which female reproductive organ does the embryo get … [Read more...] about Sexual Reproduction in Humans
Fertilisation
Question 1 What is fertilisation? Question 2 What is external fertilisation? Explain with example? Question 3 What is internal fertilisation? Explain with example? Question 4 Define the term zygote? Question 5 How is zygote formed? Question 6 Why does a female frog lay hundreds of eggs? Question 7 How does external fertilisation take place in … [Read more...] about Fertilisation