1. Pressure is inversely proportional to the surface area of the object on which it acts.

    Pressure is inversely proportional to the surface area of the object on which it acts.

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  2. Fertilisation that takes place outside the female body is called external fertilisation. Frog, fish, starfish are examples.

    Fertilisation that takes place outside the female body is called external fertilisation. Frog, fish, starfish are examples.

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