2. Sample Papers
  3. 7th Class
  4. Science

7th Class Science Sample Paper Science Olympiad Model Test Paper-12

  • question_answer
    Which of the following layers of soil contains rich amount of humus?

    A) Topsoil

    B) Subsoil

    C) Bedrock

    D) Substratum

    E) None of these

    Correct Answer: A

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