Migration is an important determinant of population change. Explain.

Study the diagram given below and answer the questions that follows.

(a) Identify the parts indicated 1 and 2.

(b) Name the phenomenon shown in the diagram.

(c) Is the root hair cell unicellular or multicellular?

List any two effects of cortisone.

What are the long terms benefits of the Swachh Bharat Abhiyan?