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Question
In human beings, the correct sequence of events during reproduction is
Options
gamete formation, fertilisation, zygote, embryo
embryo, zygote, fertilisation, gamete formation
fertilisation, gamete formation, embryo, zygote
gamete formation, fertilisation, embryo, zygote
Solution
gamete formation, fertilisation, zygote, embryo
Explanation -
In human beings, sexual reproduction takes place by the combination of gametes, i.e. sperm and egg, formed in male and female, respectively. The fusion of gametes is called fertilisation.
The fusion forms a zygote, which divides repeatedly to form the embryo. The embryo gets implanted in female uterus for further development to form foetus.
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