1. (i) Magnets attract objects such as iron and nickel. (ii) A freely suspended magnet always aligns in north-south direction.

    (i) Magnets attract objects such as iron and nickel.
    (ii) A freely suspended magnet always aligns in north-south direction.

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  2. Poles of a bar magnet are situated at the end points of a bar magnet.

    Poles of a bar magnet are situated at the end points of a bar magnet.

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  3. The materials which are not attracted by a magnet are called non-magnetic substances.

    The materials which are not attracted by a magnet are called non-magnetic substances.

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  4. A substance that can attract magnetic substances like iron, nickel etc. is called a magnet.

    A substance that can attract magnetic substances like iron, nickel etc. is called a magnet.

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  5. The cactus plant possesses an extensive root system. The roots are very long that go very deep into the soil for absorbing water. Roots are also well developed.

    The cactus plant possesses an extensive root system. The roots are very long that go very deep into the soil for absorbing water. Roots are also well developed.

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