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  1. Statement which is true about bacteria ?

  2. A.

     All bacteria are autotrophs

    B.

     Most of them are heterotrophs but some are autotrophs

    C.

     All bacteria heterophs

    D.

     All bacteria are photosynthetic

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    Answer : Option B

    Explanation :

    Most of the bacteria are heterotrophs but some are autotrophs.


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