question_answer

DIRECTIONS: Read the passage(s) given below and answer the questions that follow Passage - 2 The earth is surrounded by a thin layer of air. Thin layer extends upto many kilometers above the surface of earth and is called atmosphere. Which of the following statement(s) is/are correct?

A) The air surrounds the earth.

B) The thin layer of air that surrounds the earth extends only upto 2 kilometres above the surface of earth.

C) The thin layer of air that surrounds the earth extends upto 2 kms below the surface of earth.

D) All of the above are correct.