2. Sample Papers
  3. Railways

Railways Sample Paper RRB (Group D) Sample Test Paper-7

  • question_answer
    Biodegradable wastes can usually be converted into useful substances with the help of                         

    A)  Bacteria

    B)  Nuclear proteins 

    C)      Radioactive substances

    D)  Viruses             

    Correct Answer: A

You need to login to perform this action.
You will be redirected in 3 sec spinner