The CBSE section of Jagran Josh has come up with chapter-wise test series of Science for students of Class 9th. This test series consist of MCQs questions for Science. All the questions are framed ...

CBSE 9th Assertion Reason Questions: The Central Board of Secondary Education (CBSE) Class 9 exams ... and R is the correct explanation of A. 1. Assertion (A): Epithelial tissues are tightly ...