MCQ
Origin of different types of beaks occur due to
- ✓Natural selection
- BInterspecific competition
- CGenetic drift
- DInterspecific variation
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$(1)$ The process of fusion of a sperm with an ovum is called fertilisation
$(2)$ $LH$ surge induces rupture of graffian follicle
$(3)$ $8$ cells embryo is called morula
$(4)$ Length of fallopian tube is $8-10 \,cm$